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Error and Warning Dictionary


Below is a full list of all possible Twilio REST API error codes. Read our guidance on debugging your Twilio application for general help. You can also download all of the error codes as JSON.


00000-09999

00000-09999 page anchor
CodeDescription
ERROR

Bad Request
ERROR

Forbidden
ERROR

Not Found
ERROR

Unknown Error Code
ERROR

Internal Error

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CodeDescription
ERROR

Account is not active
ERROR
PHONE NUMBERS

Trial accounts do not support the feature you tried to use
ERROR

Incoming call rejected due to inactive account
ERROR

Call concurrency limit exceeded
ERROR
PROGRAMMABLE VOICE

Voice calling has been disabled for this account
ERROR
PROGRAMMABLE MESSAGING

Invalid URL format
ERROR

HTTP retrieval failure
ERROR

TCP connection timed out
ERROR

TCP connection refused
ERROR

HTTP communication total time out triggered
ERROR

HTTP connection failure
ERROR
PROGRAMMABLE MESSAGING

HTTP protocol violation
ERROR

HTTP bad host name
ERROR

HTTP too many redirects
ERROR

HTTP invalid redirect
ERROR

HTTP error response code
ERROR

SSL/TLS Handshake Error
ERROR

Certificate Invalid - Domain Mismatch
ERROR

Certificate Invalid - Certificate Expired
ERROR

Certificate Invalid - Could not find path to certificate
ERROR

HTTP connection edge location is invalid
ERROR

HTTP connection edge location is not supported
ERROR

HTTP connection over Twilio Interconnect is not allowed
ERROR

HTTP retry policy is invalid
ERROR

Fatal protocol violation
ERROR

Invalid template URL
ERROR

Invalid template token
ERROR

Invalid template unclosed brackets
ERROR
PROGRAMMABLE VOICE

TwiML response body too large
ERROR
PROGRAMMABLE SMS

Media Message - Media exceeds messaging provider size limit
ERROR

Empty response body
ERROR

Document parse failure
ERROR

Invalid Twilio Markup XML version
ERROR

The root element must be Response
WARNING

Schema validation warning
ERROR

Invalid Content-Type
ERROR

Invalid Upload Content-Type
ERROR

Internal Failure
WARNING

Conference Noun cannot be mixed with Number nouns
ERROR

Annotate: Annotate must contain one valid nested element
ERROR

Annotate: Annotate must contain only one of element X
WARNING

Annotate: Invalid nested element
ERROR

Annotate->BillingReferenceTag cannot be over 128 characters
ERROR

Dial: Cannot Dial out from a Dial Call Segment
WARNING

Dial: Invalid method value
WARNING

Dial: Invalid ifMachine value
WARNING

Dial: Invalid timeout value
WARNING

Dial: Invalid hangupOnStar value
WARNING
PROGRAMMABLE VOICE

Dial: Invalid callerId value
WARNING

Dial: Invalid nested element
WARNING
PROGRAMMABLE VOICE

Invalid timeLimit value
WARNING

Dial: Invalid record value
WARNING
PROGRAMMABLE VOICE

Dial: Invalid sequential value
WARNING
PROGRAMMABLE VOICE

Dial: Invalid answerOnBridge value
WARNING
PROGRAMMABLE VOICE

Dial: Invalid ringTone value
WARNING

Dial->Number: Invalid method value
WARNING

Dial->Number: Invalid sendDigits value
WARNING
PROGRAMMABLE VOICE

Dial: Invalid phone number format
ERROR

Dial: Twilio does not support calling this number or the number is invalid
ERROR
PROGRAMMABLE VOICE

Dial: Call blocked by Twilio
WARNING

Dial: Invalid country code
ERROR
PROGRAMMABLE VOICE

Geo Permission configuration is not permitting call
WARNING

Dial->Conference: Invalid muted value
ERROR

Dial->Conference: Invalid endConferenceOnExit value
WARNING

Dial->Conference: Invalid startConferenceOnEnter value
WARNING

Dial->Conference: Invalid waitUrl
WARNING

Dial->Conference: Invalid waitMethod
WARNING

Dial->Conference: Invalid beep value
WARNING

Dial->Conference: Invalid Conference Sid
WARNING

Dial->Conference: Invalid Conference Name
ERROR
PROGRAMMABLE VOICE

Dial->Conference: Invalid Verb used in waitUrl, holdUrl, or announceUrl TwiML
ERROR
PROGRAMMABLE VOICE

Dial->Conference: Invalid Trim Value
ERROR
PROGRAMMABLE VOICE

Dial->Conference: Invalid Whisper SID
WARNING

Dial->SIP: Invalid method value
WARNING

Dial->SIP: Invalid sendDigits value
WARNING

Dial->SIP: Invalid SIP URI
WARNING

Dial: No SIP Authorization
WARNING

Dial: Not allowed in this API version
WARNING

Dial: SIP dialing not enabled for this account
ERROR
PROGRAMMABLE VOICE

Dial: Invalid From number (caller ID)
WARNING

Dial: Invalid callerID, too long
WARNING

Dial: Invalid username or password attribute
WARNING

Dial: Too many URIs passed
WARNING

Dial: Too many headers passed
WARNING

Dial: Invalid header name
WARNING

Dial: Header is too long
WARNING

Dial->Sip: SIP URI DNS does not resolve or resolves to an non-public IP address
WARNING

Dialing .sip.twilio.com addresses is not currently allowed
WARNING
PROGRAMMABLE VOICE

Invalid recordingStatusCallback URL
ERROR
PROGRAMMABLE VOICE

Invalid transcribeCallback URL
ERROR
PROGRAMMABLE VOICE

Dial->Sim not supported in this realm
ERROR

2010 Conference API feature requested using 2008 API
WARNING

Gather: Invalid finishOnKey value
WARNING

Gather: Invalid finishOnKey value
WARNING

Gather: Invalid method value
WARNING

Gather: Invalid timeout value
WARNING

Gather: Invalid numDigits value
WARNING

Gather: Invalid nested verb
WARNING
PROGRAMMABLE VOICE

Gather -> Say: Invalid voice value
WARNING

Gather->Say: Invalid loop value
ERROR

Gather->Play: Invalid Content-Type
WARNING
PROGRAMMABLE VOICE

Gather: Invalid input value
WARNING
PROGRAMMABLE VOICE

Gather: Invalid speechTimeout value
WARNING
PROGRAMMABLE VOICE

Gather: Invalid maxSpeechTime value
WARNING
PROGRAMMABLE VOICE

Gather: Invalid partialResultCallbackMethod value
WARNING
PROGRAMMABLE VOICE

Gather: Invalid hints value
WARNING
PROGRAMMABLE VOICE

Gather: Invalid language value
WARNING
PROGRAMMABLE VOICE

Gather: Invalid bargeIn value
WARNING
PROGRAMMABLE VOICE

Gather: Invalid profanityFilter value
WARNING
PROGRAMMABLE VOICE

Gather: Invalid model value
WARNING
PROGRAMMABLE VOICE

Gather: speechTimeout auto cannot be used with model default
ERROR
PROGRAMMABLE VOICE

Gather: callback must be over HTTPS when using gather with PCI compliance
ERROR
PROGRAMMABLE VOICE

Gather: Invalid actionOnEmptyResult value
ERROR
PROGRAMMABLE VOICE

Gather: Degraded Speech
WARNING

Play: Invalid loop value
ERROR

Play: Invalid Content-Type
WARNING
PROGRAMMABLE VOICE

Play: Invalid DTMF String
WARNING

Say: Invalid loop value
WARNING
PROGRAMMABLE VOICE

Say: Invalid voice value
WARNING
PROGRAMMABLE VOICE

Gather element has an invalid "language" attribute value
WARNING
PROGRAMMABLE VOICE

Say: Invalid rate value
WARNING

Say: Invalid text
WARNING
PROGRAMMABLE VOICE

`<Say>` element character limits exceeded
WARNING

Record: Invalid method value
WARNING

Record: Invalid timeout value
WARNING

Record: Invalid maxLength value
WARNING

Record: Invalid finishOnKey value
WARNING

Record: Invalid transcribe value
WARNING

Record: maxLength too high for transcription
WARNING

Record: playBeep must be true or false
WARNING

Record: Recording length is out of range for transcription
WARNING

Record: Recording not available for transcription
WARNING
PROGRAMMABLE VOICE

Record: Transcription feature not available for this type of recording.
WARNING
PROGRAMMABLE VOICE

Record: Transcription not available for this recording
ERROR
PROGRAMMABLE VOICE

Invalid 'recordingStatusCallbackEvent'
WARNING
PROGRAMMABLE VOICE

Record: invalid recordingTrack value
WARNING
PROGRAMMABLE VOICE

Record: Invalid trim value
WARNING

Redirect: Invalid method value
ERROR
PROGRAMMABLE VOICE

Twiml verb not supported by this API version.
ERROR
PROGRAMMABLE VOICE

Refer not allowed on non-SIP call legs
ERROR
PROGRAMMABLE VOICE

Dial: No referUrl attribute specified
ERROR
PROGRAMMABLE VOICE

SMS verb not supported in this realm
ERROR
PROGRAMMABLE VOICE

AddOns are not supported in this realm
WARNING
PROGRAMMABLE VOICE

Trial account call duration exceeded 10 minute limit
WARNING
PROGRAMMABLE VOICE

Reject: Invalid cause
WARNING

Pause: Invalid length value
WARNING

Invalid "To" attribute
WARNING

Invalid "From" attribute
WARNING

Invalid Body
WARNING

Invalid Method attribute
WARNING

Invalid statusCallback attribute
WARNING

Document retrieval limit reached
ERROR
PROGRAMMABLE SMS

SMS send rate limit exceeded
WARNING

From phone number not SMS capable
WARNING
PROGRAMMABLE SMS

TwiML Reply message limit exceeded
WARNING

Invalid Verb for SMS Reply
WARNING

Invalid To phone number for Trial mode
ERROR

Enqueue: Invalid method value
ERROR

Enqueue: Invalid waitUrl
ERROR

Enqueue: Invalid Enqueue action url
ERROR

Enqueue: Queue name too short
ERROR

Enqueue: Queue name too long
ERROR

Enqueue: Invalid waitUrlMethod value
WARNING
PROGRAMMABLE VOICE

Enqueue: The targeted queue reached max queue size
ERROR

Dial->Queue: Invalid whisper method
ERROR

Dial->Queue: Invalid whisper url
ERROR

Dial->Queue: queue name too short
ERROR

Dial->Queue: queue name too long
ERROR

Dial->Queue: Invalid ReservationSid. Unable to dequeue
ERROR
TASKROUTER

Dial->Queue: Could not find or accept provided reservationSid
ERROR
PROGRAMMABLE VOICE

Dial->Queue: Could not update worker to provided activity
ERROR
PROGRAMMABLE VOICE

TaskRouter Dial Queue not supported in this realm
ERROR

Enqueue: Provided Workflow was not a valid sid
ERROR

Enqueue: Provided Attributes JSON was not valid
ERROR
TASKROUTER

Enqueue: Could not create Task
ERROR

Enqueue: Unable to cleanup task
ERROR
PROGRAMMABLE VOICE

TaskRouter Enqueue not supported in this realm
ERROR
TASKROUTER

Dial->Conference: Invalid WorkflowSid
ERROR
TASKROUTER

Dial->Conference: Provided Attributes was not valid JSON
ERROR
TASKROUTER

Dial->Conference: Invalid Priority
ERROR
TASKROUTER

Dial->Conference: Invalid Timeout
ERROR
TASKROUTER

Dial->Conference: Unable to create task
ERROR
TASKROUTER

Dial->Conference: Unable to cleanup task
ERROR
TASKROUTER

Dial->Conference: Invalid ReservationSid
ERROR
TASKROUTER

Dial->Conference: Invalid PostWorkActivitySid
ERROR
TASKROUTER

Dial->Conference: Unable to accept Reservation
ERROR
TASKROUTER

Dial->Conference: Unable to update Worker
ERROR
TASKROUTER

Max concurrent Workers exceeded
WARNING
TASKROUTER

start_date passed to TaskRouter statistics is older than 30 days.
ERROR
PROGRAMMABLE VOICE

Start: Invalid nested noun value
ERROR

Call Progress: Internal Twilio Error
ERROR

Call Progress: Queue Timeout
WARNING

Call Progress: Warning Response to Callback URL
ERROR
PROGRAMMABLE VOICE

Action Callback URL must be an absolute URL when using TwiML to update in-progress calls
ERROR
PROGRAMMABLE VOICE

Internal Server Error
ERROR
PROGRAMMABLE VOICE

Whisper Not Available on Twilio Conference
ERROR
PROGRAMMABLE VOICE

Conference is not bridged
ERROR
PROGRAMMABLE VOICE

Failed to validate conference attributes
ERROR
PROGRAMMABLE VOICE

Could not recognize conference sid or friendly name
ERROR
PROGRAMMABLE VOICE

Conference Event: Internal Twilio Error
ERROR
PROGRAMMABLE VOICE

Conference Event: Error Response to Callback URL
ERROR
PROGRAMMABLE VOICE

Conference is full
ERROR
PROGRAMMABLE VOICE

Failed to join conference due to account concurrency limit exceeded
ERROR
PROGRAMMABLE VOICE

Conference does not exist or is completed
ERROR
PROGRAMMABLE VOICE

Dial->Conference: Invalid participant label, must not exceed 128 characters, must not be a CallSid, must not contain '/'
ERROR
PROGRAMMABLE VOICE

Invalid participant label, must not exceed 128 characters, must not be a CallSid, must not contain '/'
ERROR
PROGRAMMABLE VOICE

Dial->Conference: Participant label is in use by another participant
ERROR
PROGRAMMABLE VOICE

Participant label is in use by another participant
ERROR
PROGRAMMABLE VOICE

Participant to be whispered is on hold
ERROR
PROGRAMMABLE VOICE

Participant to be whispered is not present in the conference
ERROR
PROGRAMMABLE VOICE

Unexpected conference status
WARNING
PROGRAMMABLE VOICE

Voice Recording : Unavailable because duration is too short
WARNING
PROGRAMMABLE VOICE

Voice Recording: Unavailable because recording is silent
ERROR
PROGRAMMABLE VOICE

Voice Recording: Unavailable due to encryption failure
ERROR
PROGRAMMABLE VOICE

Voice Recording: Unavailable due to no valid public keys
ERROR
PROGRAMMABLE VOICE

Voice Recording: Unavailable due to internal encryption error
ERROR
PROGRAMMABLE VOICE

Voice Recording: Encrypted with alternate public key
ERROR
PROGRAMMABLE VOICE

Voice Recording: Request failed due to concurrent recordings
ERROR
PROGRAMMABLE VOICE

Voice Recording: Cannot fetch .mp3 encrypted recording
ERROR
PROGRAMMABLE VOICE

Internal failure when bulk deleting recordings from your account
ERROR
PROGRAMMABLE VOICE

Voice Recording: Upload file to external AWS S3 bucket failed (Invalid Configuration)
ERROR
PROGRAMMABLE VOICE

Voice Recording: Upload file to external AWS S3 bucket failed (Access Denied)
WARNING
PROGRAMMABLE VOICE

Voice Recording: Cannot download a dual-channel presentation of a mono recording
ERROR
PROGRAMMABLE VOICE

Forbidden to access data
ERROR
PROGRAMMABLE VOICE

Completed summary for this call wasn't found
ERROR
PROGRAMMABLE VOICE

This call ended more than 30 days ago
ERROR
PROGRAMMABLE VOICE

Voice Insights Advanced Features not enabled
ERROR
PROGRAMMABLE VOICE

Internal Server Error - Query Timeout
ERROR
PROGRAMMABLE VOICE

Internal Server Error
ERROR
PROGRAMMABLE VOICE

Invalid query parameter
ERROR
PHONE NUMBERS

Invalid document submission
ERROR
PHONE NUMBERS

Illegible or blurry document submission
ERROR
PHONE NUMBERS

Expired or invalid document submission
ERROR
PHONE NUMBERS

Redactions in document.
ERROR
PHONE NUMBERS

Missing information
ERROR
PHONE NUMBERS

Information does not match the supporting document
ERROR
PHONE NUMBERS

Incomplete document submission.
ERROR
PHONE NUMBERS

Name mismatch (Proof of Identity)
ERROR
PHONE NUMBERS

Nationality mismatch (Proof of Identity)
ERROR
PHONE NUMBERS

Business registration number mismatch.
ERROR
PHONE NUMBERS

Business name mismatch
ERROR
PHONE NUMBERS

Require domestic address.
ERROR
PHONE NUMBERS

Require domestic emergency address.
ERROR
PHONE NUMBERS

Invalid or incomplete address provided.
ERROR
PHONE NUMBERS

Invalid or incomplete emergency address provided.
ERROR
PHONE NUMBERS

Address mismatch.
ERROR
PHONE NUMBERS

Address not found
ERROR
PHONE NUMBERS

PO Box not allowed.
ERROR
PHONE NUMBERS

Proof of Identity Required for Authorized Representative.
ERROR
PHONE NUMBERS

Proof of authorized representative’s association with the business required.
ERROR
PHONE NUMBERS

Name mismatch (Proof of Address)
ERROR
PHONE NUMBERS

Outdated Proof of Address document
ERROR
PHONE NUMBERS

Document contains an inactive business
ERROR
PHONE NUMBERS

One or more of the required information is missing.
ERROR
PHONE NUMBERS

Missing information in the form
ERROR
PHONE NUMBERS

Information does not match the supporting document
ERROR
PHONE NUMBERS

The phone number type you selected requires a valid domestic address.
ERROR
PHONE NUMBERS

Issue with the Supporting Document(s)
ERROR
PHONE NUMBERS

Issue with the inputs you provided
ERROR
PHONE NUMBERS

Under age Individual
ERROR
PHONE NUMBERS

Unable to verify association between business name and website
ERROR
PHONE NUMBERS

Invalid phone number
ERROR
PHONE NUMBERS

Invalid email
ERROR
PHONE NUMBERS

Missing Work Email for Authorized Representative
ERROR
PHONE NUMBERS

Validation Issue for Authorized Representative
ERROR
PHONE NUMBERS

Missing Tax ID
ERROR
PHONE NUMBERS

Missing/Invalid Photo ID
ERROR
PHONE NUMBERS

Commercial registration copy not submitted
ERROR
PHONE NUMBERS

Invalid excerpt from the commercial register
ERROR
PHONE NUMBERS

Business Details contain an inactive business
ERROR
PHONE NUMBERS

The association between business name and website cannot be verified
ERROR
PHONE NUMBERS

The Business ID you provided could not be verified
ERROR
PHONE NUMBERS

The address could not be verified
ERROR
PHONE NUMBERS

Unable to verify Authorized representative #1
ERROR
PHONE NUMBERS

Unable to verify Authorized representative #2.
ERROR
PHONE NUMBERS

The Email domain doesn't match the website domain
ERROR
PHONE NUMBERS

Customer Profile or Trust Product is not eligible to be copied
ERROR
PHONE NUMBERS

Customer Profile or Trust Product is already copied
ERROR
PHONE NUMBERS

Ineligible Business Registration Authority
ERROR
PHONE NUMBERS

Customer Profile or Trust Product cannot be copied due to a deleted Address
ERROR

Contact with the unique_customer_provided_id provided already exists
ERROR

Invalid or missing Contact input
ERROR

Contact validation error
ERROR

Invalid contact search request
ERROR

When updating a contact, invalid JSON syntax or invalid field that cannot be updated by this endpoint
ERROR

When updating a contact at least one field should be updated
ERROR

At least one of the following fields is required for a contact: first_name, middle_name, last_name, legal_name, preferred_name, unique_customer_provided_id or channel
ERROR

Can fetch contact either by unique_customer_provided_id or channel
ERROR

Contact with the provided channel value already exists
ERROR

Only one channel can be set as primary
ERROR

Invalid channel
ERROR

Invalid channel type
ERROR

Invalid channel input
ERROR

Channel validation error
ERROR

Maximum number of channels allowed reached
ERROR

Invalid Channel Description
ERROR

Channel value can not be updated
ERROR

When updating a channel at least one field should be updated
ERROR

Invalid location type
ERROR

Maximum number of locations allowed reached
ERROR

Invalid location input
ERROR

Location validation error
ERROR

Invalid country code
ERROR

Invalid page size, it must be between 1 and 25 if specified
ERROR

Invalid page token
ERROR

When updating a location at least one field should be updated
ERROR
PROGRAMMABLE CHAT

Page token must be bigger than or equal to 0
ERROR

Custom Field provided is not defined
ERROR

Invalid or missing Custom Field input
ERROR

Custom Field validation error
ERROR
CONTACTS

Field definition name already exists
ERROR
CONTACTS

Field definition name exceeded maximum length
ERROR
CONTACTS

Field definition type is invalid; data types that are supported are text, date, and number
ERROR
CONTACTS

Number of custom field definitions exceeded limit
ERROR
CONTACTS

Field definition name cannot be empty
ERROR
CONTACTS

Input request body is not properly json formatted
ERROR
CONTACTS

Custom field definition provided is not defined
ERROR

Internal Server Error
ERROR
CONTACTS

Invalid page size for custom field definition
ERROR
CONTACTS

Field definition name cannot be a duplicate of an existing Twilio-defined field
ERROR
CONTACTS

Expected Unique form key in input request is missing
ERROR
CONTACTS

When updating a channel, invalid JSON syntax or invalid field that cannot be updated by this endpoint
ERROR
CONTACTS

Input request content type is invalid
ERROR
CONTACTS

Server unavailable or busy

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CodeDescription
WARNING

Unknown parameters
ERROR

Invalid FriendlyName
ERROR

Permission Denied
ERROR

Method not allowed
ERROR

Account not active
ERROR

Access Denied
ERROR

Page size too large
ERROR

Test Credentials
ERROR

Cannot delete this resource before it is complete
ERROR

Action disabled for account
ERROR

Invalid TLS version
ERROR

Invalid TLSv1.2 Cipher Suite
ERROR

No update/state change is observed for the data entered
ERROR

Phone number rejected by T-Mobile SDG Service Provisioning API
ERROR

Phone number is not correct: it cannot be null or have non-decimal symbols
ERROR
PLATFORM

Invalid Access Token
ERROR
PLATFORM

Invalid Access Token header
ERROR
PLATFORM

Invalid Access Token issuer/subject
WARNING
PLATFORM

Access Token expired or expiration date invalid
ERROR
PLATFORM

Access Token not yet valid
ERROR
PLATFORM

Invalid Access Token grants
ERROR
PLATFORM

Invalid Access Token signature
ERROR
PLATFORM

Authentication Failed
ERROR
PLATFORM

Invalid Header
ERROR
PLATFORM

Invalid Issuer Or Subject
ERROR
PLATFORM

Invalid Claim Set
ERROR
PLATFORM

Expiration Time In The Future
ERROR
PLATFORM

Expired or Invalid Expiration in Token
ERROR
PLATFORM

Expiration Time Exceeds Maximum Time Allowed
ERROR
PLATFORM

Invalid Signature
ERROR
PLATFORM

Invalid Token
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Parameters are not specified for update request
ERROR
PLATFORM

A conflicting resource update is in progress
ERROR
PLATFORM

403 Forbidden
ERROR
PLATFORM

Not Found
ERROR
PLATFORM

Conflict
ERROR
PROGRAMMABLE MESSAGING

Gone
ERROR

Request Entity Too Large
ERROR

Invalid Parameter
ERROR

Invalid SID
ERROR

Upgrade Required
ERROR

Too Many Requests
ERROR

Internal Server Error
ERROR

Service unavailable
ERROR
PROGRAMMABLE MESSAGING

Twilio Internal Error
ERROR

Accounts Resource
ERROR

Subaccounts cannot contain subaccounts
ERROR
PLATFORM

Reached maximum number of Services
ERROR

Calls Resource
ERROR

No Called number specified
ERROR

Called number is a premium number
ERROR

International calling not enabled
ERROR

Call already initiated
ERROR

Invalid URL
ERROR

Invalid SendDigits
ERROR

Invalid IfMachine
ERROR

Invalid Timeout
ERROR

Invalid Method
ERROR

'From' phone number not verified
ERROR

Invalid 'To' Phone Number
ERROR

Invalid 'From' Number
ERROR

Caller phone number is required
ERROR

'To' phone number cannot be reached
ERROR
PROGRAMMABLE VOICE

Geo Permission configuration is not permitting call
ERROR
PROGRAMMABLE VOICE

API: Call blocked by Twilio
ERROR

Phone number does not appear to be valid
ERROR

Invalid ApplicationSid
ERROR

'To' phone number not verified
ERROR

Invalid call state
WARNING

Invalid SipAuthUsername. Must be fewer than 256 chars
WARNING

Invalid SipAuthUsername. Illegal chars
WARNING

Invalid SipAuthPassword. Must be fewer than 256 chars
WARNING

Invalid SipAuthPassword. Illegal chars
WARNING

SipAuthPassword is required when providing SipAuthUsername
WARNING

SIP calling not enabled for this account
WARNING

Headers portion of SIP URI must be fewer than 1024 chars
WARNING

Invalid SIP Header. Illegal chars in header name
WARNING

Invalid SIP Header. Illegal chars in header value
ERROR

Maximum Domains Reached
ERROR

Domain Validation Error
ERROR

Invalid Domain
ERROR

Domain still has subdomains
ERROR
PROGRAMMABLE VOICE

Invalid Machine Detection configuration value
ERROR

IP Access Control List Validation Error
ERROR

IP Access Control List Dependencies Violation
ERROR

Maximum IP Addresses Reached for List
ERROR

Address Validation Error
ERROR

Maximum Credential Lists Reached
ERROR

Credential List Validation Error
ERROR

Credential List Dependencies Violation
ERROR

Maximum Credentials Reached for List
ERROR

Credential Validation Error
ERROR
ELASTIC SIP TRUNKING

Maximum Number of Trunks reached
ERROR
ELASTIC SIP TRUNKING

Trunk Validation Error
ERROR
ELASTIC SIP TRUNKING

Trunk Dependencies
ERROR
ELASTIC SIP TRUNKING

Trunk Domain already taken
ERROR
ELASTIC SIP TRUNKING

Maximum Origination URIs reached
ERROR
ELASTIC SIP TRUNKING

Trunking CPS change not allowed
ERROR
ELASTIC SIP TRUNKING

Invalid Region
ERROR
ELASTIC SIP TRUNKING

Max Connection Policies Reached
ERROR
ELASTIC SIP TRUNKING

Max Connection Policy Entries Reached
ERROR

Maximum IP Access Control Lists reached
ERROR
ELASTIC SIP TRUNKING

Invalid ruleset
ERROR
ELASTIC SIP TRUNKING

Invalid SIP Manipulation Policy SID
ERROR
ELASTIC SIP TRUNKING

Invalid SIP Manipulation Policy
ERROR
ELASTIC SIP TRUNKING

Maximum number of SIP Manipulation Polies per account reached
ERROR
ELASTIC SIP TRUNKING

Maximum number of actions per rule reached
ERROR
ELASTIC SIP TRUNKING

Maximum number of conditions per rule reached
WARNING
PROGRAMMABLE VOICE

No AMD status callback URL provided
WARNING
PROGRAMMABLE VOICE

Invalid Answering Machine Detection Parameters
ERROR

‘From’ phone number not verified
ERROR
PROGRAMMABLE MESSAGING

'To' number cannot be a Short Code
ERROR
PROGRAMMABLE MESSAGING

'To' and 'From' numbers cannot be the same
ERROR
PROGRAMMABLE MESSAGING

Alphanumeric Sender ID cannot be used as the 'From' number on trial accounts
ERROR
PROGRAMMABLE MESSAGING

Sending to Premium rate or Information Service numbers is not allowed
ERROR
PROGRAMMABLE VOICE

Invalid BYOC trunk SID
ERROR
PROGRAMMABLE VOICE

Cannot create application: application limit exceeded
WARNING
PROGRAMMABLE VOICE

Approaching application creation limit
ERROR

Invalid Phone Number
ERROR

Invalid Url
ERROR

Invalid Method
ERROR

Inbound Phone number not available to trial account
ERROR

Cannot set VoiceFallbackUrl without setting Url
ERROR

Cannot set SmsFallbackUrl without setting SmsUrl
ERROR

This Phone Number type does not support SMS
ERROR
PROGRAMMABLE SMS

Permission to send an SMS or MMS has not been enabled for the region indicated by the 'To' number
ERROR

VoiceCallerIdLookup cannot be set for this phone number
ERROR

ApplicationSid is not accessible
ERROR

Phone Number is invalid
ERROR

PhoneNumber is not available
ERROR
PHONE NUMBERS

Number already can be used for outgoing calls and messages
ERROR

Phone number already validated on your account
ERROR

Invalid area code
ERROR

No phone numbers found in area code
ERROR

Phone number already validated on another account
ERROR

Invalid CallDelay
ERROR

Invalid PlayUrl
ERROR

Invalid CallbackUrl
ERROR

AreaCode Parameter not Supported
ERROR

PhoneNumber Provisioning Type Mismatch
ERROR

Invalid AccountSid
ERROR

Account does not exist
ERROR

Account is not active
ERROR

AccountSid you are transferring to is not related to the originating owner of the phone number
ERROR

API User must be the parent account to transfer phone numbers.
ERROR

Unable to update Status, invalid Status.
ERROR

Unable to update Status for subaccount, parent account is suspended.
ERROR

Unable to update Status for parent accounts
ERROR

Unable to update Status for subaccount, subaccount has been suspended by Twilio
ERROR

Unable to update Status for subaccount, subaccount has been closed.
ERROR

Reached maximum number of subaccounts
ERROR
PLATFORM

Invalid PageToken
ERROR

Resource not available
ERROR

Invalid callback url
ERROR

Invalid transcription type
ERROR

RecordingSid is required.
ERROR

Phone number is not a valid SMS-capable inbound phone number
ERROR

Message body is required
ERROR
PROGRAMMABLE SMS

A 'From' or 'MessagingServiceSid' parameter is required to send a message
ERROR

The destination 'To' phone number is required to send an SMS
ERROR
PROGRAMMABLE SMS

Maximum body length is 160 characters (old API endpoint)
ERROR
PROGRAMMABLE SMS

The 'From' phone number provided is not a valid message-capable Twilio phone number for this destination/account
ERROR

The 'from' phone number must be the sandbox phone number for trial accounts.
ERROR

The 'to' phone number provided is not yet verified for this account.
ERROR

Invalid 'StatusCallback'
ERROR
PROGRAMMABLE SMS

Attempt to send to unsubscribed recipient
ERROR
PROGRAMMABLE SMS

This 'From' number has exceeded the maximum number of queued messages
ERROR
PROGRAMMABLE SMS

Message cannot be sent with the current combination of "To" and/or "From" parameters
ERROR

PhoneNumber Requires Certification
ERROR
PROGRAMMABLE SMS

'To' number is not a valid mobile number
ERROR
PHONE NUMBERS

Phone Number Requires a Local Address
ERROR

The 'From' number matches multiple numbers for your account
ERROR

The concatenated message body exceeds the 1600 character limit
ERROR

The message body cannot be sent
ERROR
PROGRAMMABLE SMS

A Message Body, Media URL or Content SID is required
ERROR

Invalid media URL(s)
ERROR

The 'From' number has not been enabled for MMS
ERROR

MMS has not been enabled for your account
ERROR

Number of media files exceeds allowed limit
ERROR
PROGRAMMABLE SMS

Invalid validity period value
ERROR

Invalid 'StatusCallbackEvent'
ERROR
PROGRAMMABLE SMS

Max Price must be a valid float
ERROR
PHONE NUMBERS

Address Validation Error
ERROR
PHONE NUMBERS

Address Validation Error - Check Suggested Address
ERROR
PHONE NUMBERS

Cannot mutate Address that is linked to a verified Document.
ERROR
PHONE NUMBERS

Phone Number Requires an Address
ERROR
ELASTIC SIP TRUNKING

SIP Trunk is in use for emergency calling
ERROR
PROGRAMMABLE MESSAGING

'To' number cannot be a landline
ERROR
PHONE NUMBERS

End-User cannot be deleted due to an active assignment to a Bundle
ERROR
PHONE NUMBERS

Supporting Document cannot be deleted due to active Regulatory Bundle assignment
ERROR
PHONE NUMBERS

Supporting Document is not eligible for deletion
ERROR
PHONE NUMBERS

Regulatory Bundle is not eligible for deletion
ERROR
PHONE NUMBERS

Regulatory Bundle cannot be deleted due to active number assignment
ERROR
PHONE NUMBERS

Phone Number Requires a Bundle
ERROR
PHONE NUMBERS

Phone Number Requires a Verified Identity Document
ERROR
PHONE NUMBERS

Document does not satisfy regulatory requirement
ERROR
PROGRAMMABLE SMS

Maximum subject length is 40 characters
ERROR

There are more recipient addresses than allowed
ERROR
PROGRAMMABLE SMS

ContentSid Required
ERROR
PROGRAMMABLE SMS

The ContentSid is Invalid
ERROR
PROGRAMMABLE SMS

The ContentVariables Parameter is invalid
ERROR
PROGRAMMABLE SMS

The Sender ID is invalid
ERROR
PROGRAMMABLE SMS

Parameter exceeded character limit
ERROR
PROGRAMMABLE MESSAGING

'From' is not a Twilio phone number or Short Code country mismatch
ERROR
PROGRAMMABLE MESSAGING

Mismatch between the 'From' number and the account
ERROR
PROGRAMMABLE MESSAGING

'From' number is not SMS-capable
ERROR

The Messaging Service does not exist
ERROR

The Messaging Service is not available to send new messages
ERROR
PROGRAMMABLE MESSAGING

The Messaging Service does not have a phone number available to send a message
ERROR
PROGRAMMABLE SMS

The Messaging Service contains no phone numbers
ERROR

The Messaging Service is invalid
WARNING
PROGRAMMABLE SMS

Alpha Sender ID Missing from the request
ERROR
PROGRAMMABLE SMS

Alpha Sender ID is Invalid or Not Authorized for this Messaging Service
WARNING
PROGRAMMABLE SMS

Phone Number Already Exists in Messaging Service
WARNING
PROGRAMMABLE SMS

Phone Number, Shortcode, or AlphaSender is not associated to the specified Messaging Service.
ERROR
PROGRAMMABLE SMS

Phone Number or Short Code is associated with another Messaging Service.
ERROR
PROGRAMMABLE SMS

Messaging Service Use Case is Invalid
ERROR
PROGRAMMABLE SMS

Messaging Service Number Pool size limit reached
ERROR
PROGRAMMABLE SMS

Phone Number Does Not Have Correct Messaging Service Capabilities
ERROR
PROGRAMMABLE SMS

Brand Registration SID for US A2P Campaign Use Case is Not Registered or Not Valid
ERROR
PROGRAMMABLE SMS

Incompatible Messaging Service/A2P Use Cases
ERROR
PROGRAMMABLE SMS

A2P Use Case is Invalid
ERROR
PROGRAMMABLE SMS

Cannot import Campaign Verify token due to incompatible A2P brand
ERROR
PROGRAMMABLE SMS

Invalid Campaign Verify token
ERROR
PROGRAMMABLE SMS

Campaign Verify token import already in progress
ERROR
PROGRAMMABLE SMS

Brand update count exceeded
ERROR
PROGRAMMABLE SMS

Brand can only be updated when in FAILED state
ERROR
PROGRAMMABLE SMS

Starter brand registrations and updates are temporarily disabled
ERROR
PROGRAMMABLE SMS

Campaign registration failed due to missing parameter(s)
ERROR
PROGRAMMABLE SMS

Campaign registration failed due to length validation failures
ERROR
PROGRAMMABLE SMS

Cannot perform operation on suspended campaign
ERROR
PROGRAMMABLE SMS

System under maintenance. Please try again later.
ERROR
PROGRAMMABLE MESSAGING

Cannot perform operation on suspended brand
ERROR
PROGRAMMABLE MESSAGING

Campaign limit reached on the Brand
WARNING
PROGRAMMABLE MESSAGING

Default Messaging Service Not Found
ERROR
PROGRAMMABLE MESSAGING

Brand 2FA Failed
ERROR
PROGRAMMABLE MESSAGING

Campaign Registration Blocked for Non-Compliant Brand
ERROR

DltPEId is invalid
ERROR

DltTemplateId is invalid
ERROR
PROGRAMMABLE SMS

InvoiceTag length must be between 0 and 32
ERROR
PROGRAMMABLE SMS

Invalid 'From' and 'To' pair. 'From' and 'To' should be of the same channel
ERROR
PROGRAMMABLE VOICE

Call timed out
ERROR
PROGRAMMABLE VOICE

Call Queue Full
ERROR
PHONE NUMBERS

Reached Maximum Verification Attempts
ERROR
PHONE NUMBERS

Invalid Hosted Number Order SIDs
ERROR
PHONE NUMBERS

Invalid Phone Number
ERROR
PHONE NUMBERS

Unsupported Iso Country
ERROR
PHONE NUMBERS

Invalid Email Format
ERROR
PHONE NUMBERS

Invalid URL format
ERROR
PHONE NUMBERS

Invalid Method
ERROR
PHONE NUMBERS

Unable to Update Authorization Document
ERROR
PHONE NUMBERS

Invalid Application SID
ERROR
PHONE NUMBERS

Invalid Address SID
ERROR
PHONE NUMBERS

Phone Number Not Hostable
ERROR
PHONE NUMBERS

Invalid Hosted Number Order Status
ERROR
PHONE NUMBERS

Unable to Update Hosted Number Order Status
ERROR
PHONE NUMBERS

Phone Verification Incorrect
ERROR
PHONE NUMBERS

Unable to Verify Code
ERROR
PHONE NUMBERS

Invalid Unique Name
ERROR
PHONE NUMBERS

Invalid Friendly Name
ERROR
PHONE NUMBERS

Invalid Extension
ERROR
PHONE NUMBERS

Invalid Verification Document SID
ERROR
PHONE NUMBERS

Invalid Capabilities
ERROR
PHONE NUMBERS

Invalid Verification Type
ERROR
PHONE NUMBERS

Unable to Transfer Hosted Number
ERROR
PHONE NUMBERS

Invalid Authorization Document Status
ERROR
PHONE NUMBERS

Unable to Initiate Verification Call
ERROR
PHONE NUMBERS

Not Portable - Unsupported
ERROR
PHONE NUMBERS

Not Portable - Already in your Twilio Account
ERROR
PHONE NUMBERS

Not Portable - Already in Twilio different owner
ERROR
PHONE NUMBERS

Not Portable API - Manual porting available
ERROR
PHONE NUMBERS

Error - Internal Server Error
ERROR
PHONE NUMBERS

Not Portable - Already in one of your Twilio Accounts
ERROR
PHONE NUMBERS

Port In Error - Contact support required
ERROR
PHONE NUMBERS

Port In Error - Number with carrier restrictions
ERROR
PHONE NUMBERS

Port In Error - Phone number is inactive or disconnected
ERROR
PHONE NUMBERS

Port In Error - Invalid end user name
ERROR
PHONE NUMBERS

Port In Error - Invalid Address
ERROR
PHONE NUMBERS

Port In Error - Invalid Pin
ERROR
PHONE NUMBERS

Port In Error - Invalid Account Number
ERROR
PHONE NUMBERS

Port In Error - Invalid Subscription Right
ERROR
PHONE NUMBERS

Port In Error - Port Date Rejected
ERROR
PHONE NUMBERS

Port In Error - Not Portable
ERROR
PHONE NUMBERS

Port In Error - Invalid Bundle
ERROR
PHONE NUMBERS

Port In Error - Missing required fields
ERROR
PHONE NUMBERS

Port In Error - Contains numbers for multiple countries
ERROR
PHONE NUMBERS

Port In Error - Invalid Address
ERROR
PHONE NUMBERS

Configuration Retrieval Error
ERROR
PHONE NUMBERS

Invalid End-User Type or Number Type
ERROR
PHONE NUMBERS

No regulation sid found for the given number group
ERROR
PHONE NUMBERS

No regulation sid or phone number country and type was provided
ERROR
PHONE NUMBERS

Unable to parse bundle status
ERROR
PHONE NUMBERS

Bundle status and properties cannot be updated in the same request
ERROR
PHONE NUMBERS

Attempting to assign invalid object_sid to Bundle
ERROR
PHONE NUMBERS

Attempting to add invalid object type to bundle
ERROR
PHONE NUMBERS

Unable to parse attributes JSON
ERROR
PHONE NUMBERS

Supporting Document status and attributes cannot be updated in the same request
ERROR
PHONE NUMBERS

Invalid status enum in Supporting Document update request
ERROR
PHONE NUMBERS

Cannot create a Supporting Document with no Type
ERROR
PHONE NUMBERS

Cannot create a Supporting Document with no FriendlyName
ERROR
PHONE NUMBERS

Invalid End-User Type in request
ERROR
PHONE NUMBERS

Invalid Number Type in request
ERROR
PHONE NUMBERS

Missing End User
ERROR
PHONE NUMBERS

Missing End-User field
ERROR
PHONE NUMBERS

Missing Supporting Document
ERROR
PHONE NUMBERS

Missing Supporting Document field
ERROR
PHONE NUMBERS

The Supporting Document field does not match the field in the End-User
ERROR
PHONE NUMBERS

An Address is missing
WARNING
PHONE NUMBERS

Emergency address is not registered
WARNING
PHONE NUMBERS

Emergency Status cannot be updated
ERROR

Regulatory Bundle is not eligible to be Copied
ERROR
PHONE NUMBERS

Regulatory Bundle cannot transfer Item Assignments
ERROR
PHONE NUMBERS

From Bundle to Replace Items does not exist
ERROR
PHONE NUMBERS

Cannot replace Items from Bundle to same Bundle
ERROR
PHONE NUMBERS

From Bundle does not have latest Regulation requirements that matches destination Bundle
ERROR
PHONE NUMBERS

Supporting Document Bundle Assignment cannot be removed
ERROR
PHONE NUMBERS

Regulatory Bundle cannot be copied due to a deleted Address
ERROR
PHONE NUMBERS

This account is restricted from provisioning new long code phone numbers
ERROR
PHONE NUMBERS

The Phone Number cannot be released because it is being ported out of Twilio
ERROR
PHONE NUMBERS

Phone Number linked to Active Route Configuration
ERROR
PHONE NUMBERS

Phone Number Instance fields are not supported within region
ERROR
PHONE NUMBERS

Phone Number Operation not permitted within Region
ERROR
PHONE NUMBERS

Phone Number Operation not permitted within Region
ERROR
PHONE NUMBERS

Starter profile creation and updates are temporarily disabled
ERROR
PHONE NUMBERS

Twilio phone number using deprecated API version
WARNING
PROGRAMMABLE SMS

Message Redaction Incompatible Configuration: Long code STOP filtering
WARNING
PROGRAMMABLE SMS

Message Redaction Incompatible Configuration: Short code "STOP" filtering
WARNING
PROGRAMMABLE SMS

Message Redaction Incompatible Configuration: Sticky Sender
WARNING
PROGRAMMABLE SMS

Message Redaction Incompatible Configuration: Advanced Opt-Out
WARNING
PROGRAMMABLE SMS

Phone Number Redaction Incompatible Configuration: Fallback to Long Code
WARNING
PROGRAMMABLE SMS

Message Redaction Incompatible Configuration: Inbound Webhook GET Requests
ERROR
ORGANIZATIONS API

The specified filter for listing organization users is invalid
ERROR
ORGANIZATIONS API

The provided user's first name is invalid
ERROR
ORGANIZATIONS API

The provided user's last name is invalid
ERROR
ORGANIZATIONS API

The provided user's external ID is invalid
ERROR
ORGANIZATIONS API

The provided user's username is invalid
ERROR
ORGANIZATIONS API

The SCIM schema syntax is invalid
ERROR
ORGANIZATIONS API

The organization has reached its limit for managed users
ERROR
ORGANIZATIONS API

The requested SCIM user was not found
ERROR
ORGANIZATIONS API

The user's is in an unupdatable status.
ERROR
ORGANIZATIONS API

The primary email address is missing for the user
ERROR
ORGANIZATIONS API

The value for the primary email address is invalid
ERROR
ORGANIZATIONS API

Updating the email address is unsupported
ERROR
ORGANIZATIONS API

Updating the username is unsupported
ERROR
ORGANIZATIONS API

The primary email address does not match the username
ERROR
ORGANIZATIONS API

The SCIM PATCH request is invalid
ERROR
ORGANIZATIONS API

Updating the organization owner is not allowed
ERROR
ORGANIZATIONS API

The email domain is unverified
ERROR
ORGANIZATIONS API

The request is not authorized
ERROR
ORGANIZATIONS API

Failed to complete request due to a business rule violations
ERROR
ORGANIZATIONS API

Version conflict in SCIM header
ERROR
ORGANIZATIONS API

Rate limit exceeded
ERROR
ORGANIZATIONS API

Duplicate username or externalId
ERROR
ORGANIZATIONS API

Invalid page token
ERROR
ORGANIZATIONS API

The organization was not found
ERROR
ORGANIZATIONS API

The organization's account was not found
ERROR
ORGANIZATIONS API

The organization's account limit has been reached
ERROR
ORGANIZATIONS API

The organization's account owner is not a managed user
ERROR
ORGANIZATIONS API

The organization's account owner was not set during creation
ERROR
ORGANIZATIONS API

The request is not authorized
ERROR
ORGANIZATIONS API

Failed to complete request due to a bad request
ERROR
ORGANIZATIONS API

The Request does not contain any authorization information
ERROR
ORGANIZATIONS API

Request is rate limited
ERROR
ORGANIZATIONS API

The scope for role assignments must be a managed account
ERROR
ORGANIZATIONS API

The identity for role assignments must be a managed user
ERROR
ORGANIZATIONS API

The role assignment has an invalid role
ERROR
ORGANIZATIONS API

Listing role assignments requires query parameters

Back to top


CodeDescription
ERROR
PROGRAMMABLE SMS

Queue overflow
ERROR
PROGRAMMABLE SMS

Account suspended
ERROR
PROGRAMMABLE SMS

Unreachable destination handset
ERROR
PROGRAMMABLE SMS

Message blocked
ERROR
PROGRAMMABLE SMS

Unknown destination handset
ERROR
PROGRAMMABLE SMS

Landline or unreachable carrier
ERROR
PROGRAMMABLE SMS

Message filtered
ERROR
PROGRAMMABLE SMS

Unknown error
ERROR
PROGRAMMABLE SMS

Missing inbound segment
ERROR
PROGRAMMABLE SMS

Message price exceeds max price
ERROR
PROGRAMMABLE SMS

MMS not supported by the receiving phone number in this region
ERROR

TTL is too small
ERROR

TTL is too big
ERROR

'To' attributes are Invalid
ERROR

Non-supported channel type is used
ERROR

'To' and 'From' channel types are incompatible
ERROR
PROGRAMMABLE SMS

Carrier network congestion
WARNING
PROGRAMMABLE SMS

Destination carrier requires sender ID pre-registration
ERROR
PROGRAMMABLE SMS

Content size exceeds carrier limit
ERROR
PROGRAMMABLE SMS

Internal Failure with Message Scheduling
ERROR
PROGRAMMABLE SMS

Internal Failure with messaging service orchestrator
ERROR
PROGRAMMABLE SMS

US A2P 10DLC - Rate Limits Exceeded
ERROR
PROGRAMMABLE SMS

US A2P 10DLC - Daily Message Cap Reached
ERROR
PROGRAMMABLE SMS

Numeric Sender ID Not Provisioned on Carrier
WARNING
PROGRAMMABLE SMS

US A2P 10DLC - 50% T-Mobile Daily Message Limit Consumed
WARNING
PROGRAMMABLE SMS

US A2P 10DLC - 70% T-Mobile Daily Message Limit Consumed
ERROR
PROGRAMMABLE SMS

US A2P 10DLC - T-Mobile Daily Message Limit Reached
ERROR
PROGRAMMABLE SMS

Invalid API version
ERROR
PROGRAMMABLE SMS

Invalid ContentRetention
ERROR
PROGRAMMABLE SMS

Invalid AddressRetention
ERROR
PROGRAMMABLE SMS

Invalid MaxRate
ERROR
PROGRAMMABLE SMS

Toll-Free Number Has Not Been Verified
ERROR
PROGRAMMABLE SMS

US A2P 10DLC - Campaign Suspended
ERROR
PROGRAMMABLE SMS

US A2P 10DLC - Message from an Unregistered Number
ERROR
PROGRAMMABLE SMS

US A2P 10DLC - Message from a number still being configured
ERROR
PROGRAMMABLE SMS

Validity Period Expired
ERROR
PROGRAMMABLE SMS

Outbound Messaging Disabled
ERROR
PROGRAMMABLE SMS

OTP Message Body Filtered
WARNING
PROGRAMMABLE SMS

Filtered to Prevent Message Loops
ERROR
PROGRAMMABLE SMS

Destination carrier requires Sender ID pre-registration
ERROR
PROGRAMMABLE SMS

Message from an unregistered number sent to a United Kingdom number
ERROR
PROGRAMMABLE SMS

The Sender ID is blocked as generic or it contains special characters
ERROR
PROGRAMMABLE SMS

International SMS via Domestic Gateway
ERROR
PROGRAMMABLE SMS

Domain SID is invalid
ERROR
PROGRAMMABLE SMS

Domain is unverified
ERROR
PROGRAMMABLE SMS

TLS certificate for your Domain has expired.
ERROR
PROGRAMMABLE SMS

Links not shortened due to application failure.
WARNING
PROGRAMMABLE SMS

Shortened link not found. Click redirected to fallback Url
WARNING
PROGRAMMABLE SMS

Shortened link not found and no fallback URL found
ERROR
PROGRAMMABLE SMS

Domain has not been set up for this account
ERROR
PROGRAMMABLE SMS

Domain private certificate has not been uploaded
ERROR
PROGRAMMABLE SMS

Twilio account does not belong to an organization
ERROR
PROGRAMMABLE SMS

Callback URL is invalid
ERROR
PROGRAMMABLE SMS

Domain is blocked
ERROR
PROGRAMMABLE SMS

Url is on a deny list
ERROR

Account is not found
ERROR
PROGRAMMABLE SMS

Specified date is too old
ERROR
PROGRAMMABLE SMS

Specified date is not available yet
ERROR
PROGRAMMABLE SMS

Date format is incorrect
ERROR
PROGRAMMABLE SMS

Certificate or private key or both are missing
ERROR
PROGRAMMABLE SMS

Certificate cannot be parsed
ERROR
PROGRAMMABLE SMS

Private key is invalid
ERROR
PROGRAMMABLE SMS

Certificate and private key pair is invalid
ERROR
PROGRAMMABLE SMS

Domain certificate and private key are not uploaded
ERROR
PROGRAMMABLE SMS

Fallback URL is missing
ERROR
PROGRAMMABLE SMS

Fallback URL is invalid
ERROR
PROGRAMMABLE SMS

Callback URL is missing
ERROR
PROGRAMMABLE SMS

MessagingServiceSID cannot be empty or null
WARNING
PROGRAMMABLE SMS

Your phone number could not be registered with US A2P 10DLC
ERROR
PROGRAMMABLE SMS

Your 10DLC number failed to be registered
ERROR
PROGRAMMABLE SMS

MessagingServiceSID is invalid.
ERROR
PROGRAMMABLE SMS

MessagingServiceSidsAction is invalid
ERROR
PROGRAMMABLE SMS

Certificate is self signed
ERROR
PROGRAMMABLE SMS

Messaging Service SID already belongs in another domain configuration.
WARNING
PROGRAMMABLE SMS

Domain's certificate will expire soon
ERROR
PROGRAMMABLE SMS

Certificate cannot be validated.
ERROR
PROGRAMMABLE SMS

The certificate could not be uploaded.
ERROR
PROGRAMMABLE SMS

Invalid Dns Setup for Link shortening
ERROR
PROGRAMMABLE MESSAGING

Unable to issue certificate
ERROR
PROGRAMMABLE MESSAGING

Unable to renew certificate
ERROR
PROGRAMMABLE SMS

Parameters are not valid
ERROR
PROGRAMMABLE SMS

Not Found
ERROR
PROGRAMMABLE SMS

This message cannot be canceled
ERROR
PROGRAMMABLE SMS

Provider Timeout Error
ERROR
PROGRAMMABLE MESSAGING

Invalid Phone Number SID
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Edit time expired
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Unknown Error
ERROR
PROGRAMMABLE MESSAGING

Toll-Free phone number verification rejection - Disallowed: SHAFT - Sex
ERROR
PROGRAMMABLE MESSAGING

Toll-Free phone number verification rejection - Disallowed: Spam
ERROR
PROGRAMMABLE MESSAGING

Toll-Free verification rejection - Disallowed: Loan Marketing
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Disallowed: Fraud
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Could not validate business information
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Opt-in not sufficient: express consent required
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - phone number not provisioned to Twilio
ERROR
PROGRAMMABLE MESSAGING

Toll-Free phone number verification rejection - Age Gate
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - URL issues in sample message
ERROR
PROGRAMMABLE SMS

Message delivery blocked
ERROR
PROGRAMMABLE MESSAGING

Toll-Free phone number verification unable to process - address invalid
ERROR
PROGRAMMABLE MESSAGING

Toll-Free phone number verification unable to process - email invalid
ERROR
PROGRAMMABLE SMS

Message couldn't be delivered
ERROR
PROGRAMMABLE SMS

Account exceeded the messages limit
ERROR
PROGRAMMABLE MESSAGING

Toll-Free phone number verification rejection - Disallowed: SHAFT - Hate
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Disallowed: SHAFT - Alcohol
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Disallowed: SHAFT - Firearms
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Disallowed: SHAFT - Tobacco / Vape
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Disallowed: Cannabis/CBD
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Disallowed: Third Party Debt Collection
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Disallowed: Gambling
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Disallowed: Sweepstakes
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Disallowed: Stock Alerts/Platforms
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Disallowed: Cryptocurrency
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Disallowed: Risk Investment/Get Rich Quick Schemes
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Disallowed - Debt Reduction
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Disallowed: Credit Repair
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Disallowed: Third-party Lead Generation
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Disallowed: Illegal substances/articles
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - High Risk: Deceptive Marketing
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - High Risk - Non-secured URL in sample message
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Could not verify Business
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Cannot validate business website URL
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Need end business
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Opt-in not sufficient: Cannot combine consent for messaging with requirement for service
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Opt-in not provided
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - Opt-in - Third party information sharing not allowed
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - single phone number used for multiple businesses
ERROR
PROGRAMMABLE MESSAGING

Toll Free verification rejection - justification needed for more than five toll free phone numbers per businesses
ERROR
PROGRAMMABLE MESSAGING

Toll-Free phone number verification rejection - Disallowed - Phishing
ERROR
PROGRAMMABLE SMS

Message couldn't be delivered
ERROR
PROGRAMMABLE SMS

Twilio Internal Error
ERROR
PROGRAMMABLE MESSAGING

Message couldn't be delivered
ERROR
PROGRAMMABLE MESSAGING

Message couldn't be delivered
ERROR
PROGRAMMABLE MESSAGING

Message couldn't be delivered
ERROR
PROGRAMMABLE MESSAGING

Attempt to send to unsubscribed recipient
ERROR
PROGRAMMABLE MESSAGING

Failed to Upsert Consent
ERROR
PROGRAMMABLE MESSAGING

Failed to Upsert Contact
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Failure: Invalid input parameters
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Failure: Registration not found
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Failure: Duplicate record detected
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Failure: Max registration limit reached
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Failure: Country code not allowed
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Failure: Sole Proprietor brands are not enabled
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Failure: Address duplicate threshold reached
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Failure: Phone number duplicate threshold reached
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Failure: Email address duplicate threshold reached
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Failure: Mobile phone number duplicate threshold reached
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Failure: Unsupported mobile phone number
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Failure: Invalid or expired OTP
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Failure: Unsupported email address
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Failure: Invalid postal address
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Failure: Unsupported country code
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Failure: Obfuscation check failure
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Failure: Internal system error
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Failure: Temporary system error
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Failure: General error
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Failure: Validation problems with connected bundles
ERROR
PROGRAMMABLE MESSAGING

US A2P Registration: General error
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Feedback: Data mismatch related to tax id and its associated properties.
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Feedback: Non public entity registered as a public for profit entity or the stock information mismatch.
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Feedback: Non government entity registered as a government entity. Must be a U.S. government entity.
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Feedback: No IRS 501c tax-exempt status found.
ERROR
PROGRAMMABLE MESSAGING

Brand Registration Feedback: We were unable to verify the details of the registration data.
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - Unknown Error
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - Invalid Brand Support Email
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - Terms & Conditions
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - Content Violation
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - Spam/Phishing
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - High Risk
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - Invalid Campaign Description
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - Opt-out Error
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - Age Gate Not Present / Not Acceptable
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - Embedded Phone Number
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - Subscriber Help
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - Invalid Website URL
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - Invalid Sample Message - Public URL Shorteners
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - Inconsistency between Sample Message and Use-case
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - Invalid Brand Information
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - Direct Lending - Campaign and Content Attribute Error
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - Opt-in Error
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - Disallowed Content
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - Excessive EIN
ERROR
PROGRAMMABLE MESSAGING

Campaign rejection - The campaign registration failed because of carrier rejection(s).
ERROR
PROGRAMMABLE MESSAGING

Campaign rejection - The campaign use case is ineligible for registration.
ERROR
PROGRAMMABLE MESSAGING

Campaign rejection - The campaign registration request timed out.
ERROR
PROGRAMMABLE MESSAGING

Campaign rejection - A DCA2 rejected this campaign registration request.
ERROR
PROGRAMMABLE MESSAGING

Campaign rejection - Incorrect Sole Prop Brand Registration
ERROR
PROGRAMMABLE MESSAGING

Campaign Not Shared with Twilio
ERROR
PROGRAMMABLE MESSAGING

Campaign Review Pending by Twilio
ERROR
PROGRAMMABLE MESSAGING

Campaign Rejected by Twilio
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - Website URL Validation Issue
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - Compliant Privacy Policy Required
ERROR
PROGRAMMABLE MESSAGING

Campaign vetting rejection - CTA Verification Issue
ERROR
PROGRAMMABLE MESSAGING

Campaign Suspension
ERROR
PROGRAMMABLE MESSAGING

Campaign Registration Failed
ERROR
PROGRAMMABLE MESSAGING

Campaign Registration Failed
ERROR
PROGRAMMABLE MESSAGING

Campaign Registration Failed
ERROR
PROGRAMMABLE MESSAGING

Campaign Registration Failed
ERROR
PROGRAMMABLE VOICE

Generic error
ERROR
PROGRAMMABLE VOICE

Application not found.
ERROR
PROGRAMMABLE VOICE

Connection declined.
ERROR
PROGRAMMABLE VOICE

Connection timeout
ERROR
PROGRAMMABLE VOICE

Connection error
ERROR
PROGRAMMABLE VOICE

Audio device error
ERROR
PROGRAMMABLE VOICE

Twilio Client: Client version not supported
ERROR
PROGRAMMABLE VOICE

Call cancelled
ERROR
PROGRAMMABLE VOICE

Transport error
ERROR
PROGRAMMABLE VOICE

Malformed request
ERROR
PROGRAMMABLE VOICE

Missing parameter array in request.
ERROR
PROGRAMMABLE VOICE

Authorization token missing in request.
ERROR
PROGRAMMABLE VOICE

Length of parameters cannot exceed MAX_PARAM_LENGTH.
ERROR
PROGRAMMABLE VOICE

Invalid bridge token.
ERROR
PROGRAMMABLE VOICE

Invalid client name
ERROR
PROGRAMMABLE VOICE

Invalid data
ERROR
PROGRAMMABLE VOICE

Twilio Client: Error occurred while accessing microphone
ERROR
PROGRAMMABLE VOICE

Signature validation failed.
ERROR
PROGRAMMABLE VOICE

No valid account.
ERROR
PROGRAMMABLE VOICE

Invalid JWT token.
ERROR
PROGRAMMABLE VOICE

JWT token expired.
ERROR
PROGRAMMABLE VOICE

Rate exceeded authorized limit.
ERROR
PROGRAMMABLE VOICE

JWT token expiration too long.
ERROR
PROGRAMMABLE VOICE

User denied access to microphone.
ERROR
PROGRAMMABLE VOICE

Reconnect attempt error.
ERROR
PROGRAMMABLE VOICE

Call Message Event Type is invalid.
ERROR
PROGRAMMABLE VOICE

Call is not in the expected state.
ERROR
PROGRAMMABLE VOICE

Call Message Event Payload size exceeded authorized limit.
ERROR
PROGRAMMABLE VOICE

Registration error
ERROR
PROGRAMMABLE VOICE

Unsupported Cancel Message Error
ERROR
PROGRAMMABLE VOICE

Bad Request
ERROR
PROGRAMMABLE VOICE

UserMedia Permission Denied
ERROR
PROGRAMMABLE VOICE

UserMedia Acquisition Failed
ERROR
PROGRAMMABLE VOICE

Forbidden
ERROR
PROGRAMMABLE VOICE

Not Found
ERROR
PROGRAMMABLE VOICE

Request Timeout
ERROR
PROGRAMMABLE VOICE

Conflict
ERROR
PROGRAMMABLE VOICE

Upgrade Required
ERROR
PROGRAMMABLE VOICE

Too Many Requests
ERROR
PROGRAMMABLE VOICE

Temporarily Unavailable
ERROR
PROGRAMMABLE VOICE

Call/Transaction Does Not Exist
ERROR
PROGRAMMABLE VOICE

Address Incomplete
ERROR
PROGRAMMABLE VOICE

Busy Here
ERROR
PROGRAMMABLE VOICE

Request Terminated
ERROR
PROGRAMMABLE VOICE

Internal Server Error
ERROR
PROGRAMMABLE VOICE

Bad Gateway
ERROR
PROGRAMMABLE VOICE

Service Unavailable
ERROR
PROGRAMMABLE VOICE

Gateway Timeout
ERROR
PROGRAMMABLE VOICE

DNS Resolution Error
ERROR
PROGRAMMABLE VOICE

Busy Everywhere
ERROR
PROGRAMMABLE VOICE

Decline
ERROR
PROGRAMMABLE VOICE

Does Not Exist Anywhere
ERROR
PROGRAMMABLE VOICE

Stream - Unknown Error
ERROR
PROGRAMMABLE VOICE

Stream - WebSocket - Connection Timeout
ERROR
PROGRAMMABLE VOICE

Stream - WebSocket - Connection Refused
ERROR
PROGRAMMABLE VOICE

Stream - WebSocket - Connection Broken Pipe
ERROR
PROGRAMMABLE VOICE

Stream - WebSocket - Host Unreachable
ERROR
PROGRAMMABLE VOICE

Stream - WebSocket - SSL Protocol Error
ERROR
PROGRAMMABLE VOICE

Stream - WebSocket - Handshake Error
ERROR
PROGRAMMABLE VOICE

Stream - WebSocket - Close Error
ERROR
PROGRAMMABLE VOICE

Stream - WebSocket - URL Schema Not Supported
ERROR
PROGRAMMABLE VOICE

Stream - WebSocket - Malformed URL
ERROR
PROGRAMMABLE VOICE

Stream - Websocket - Protocol Error
WARNING
PROGRAMMABLE VOICE

Stream - Media - Buffer Overflow
WARNING
PROGRAMMABLE VOICE

Stream - Media - Media Discarded
ERROR
PROGRAMMABLE VOICE

Stream - Invalid connectorName attribute in TwiML.
ERROR
PROGRAMMABLE VOICE

Stream - Invalid Track configuration
ERROR
PROGRAMMABLE VOICE

Stream - Invalid connector configuration
WARNING
PROGRAMMABLE VOICE

Stream - Protocol - Malformed Message
WARNING
PROGRAMMABLE VOICE

Stream - Protocol - Invalid Message
ERROR
PROGRAMMABLE VOICE

Stream Extension not found:
WARNING
PROGRAMMABLE VOICE

Stream - Media - RTP timeout
ERROR
PROGRAMMABLE VOICE

Stream - Quota exceeded
ERROR
ELASTIC SIP TRUNKING

SIP: Trunk CPS limit exceeded
WARNING
PROGRAMMABLE VOICE

SIP: Dial failure - Twilio SIP Domain not found
ERROR
ELASTIC SIP TRUNKING

Voice calling has been disabled for this account
WARNING

SIP: Too many hops
WARNING
PROGRAMMABLE VOICE

SIP: Too many endpoints/bindings for the Address-of-record (AOR)
WARNING
PROGRAMMABLE VOICE

SIP: Registration per second limit reached
WARNING
PROGRAMMABLE VOICE

The user you tried to dial is not registered with the corresponding SIP Domain
ERROR
ELASTIC SIP TRUNKING

SIP: No valid Origination URIs configured
WARNING
ELASTIC SIP TRUNKING

Error communicating with your SIP communications infrastructure
WARNING
ELASTIC SIP TRUNKING

SIP: Parent account pooled Trunking CPS limit exceeded
ERROR
PROGRAMMABLE VOICE

SIP: Parent account SIP Interface CPS limit exceeded
WARNING
PROGRAMMABLE VOICE

Call is terminated because of no audio received
WARNING
PROGRAMMABLE VOICE

Call is terminated due to exceeding maximum call duration
ERROR

PSTN PDD timeout
ERROR

PSTN: Carrier blocked call due to calling number (caller ID)
ERROR
PROGRAMMABLE VOICE

Twiml size exceeded maximum allowed value
WARNING
PROGRAMMABLE VOICE

Twiml and Voice URL are both set. Using Voice URL.
ERROR
ELASTIC SIP TRUNKING

SHAKEN/STIR call verification failed due to invalid passport from customer
WARNING
PROGRAMMABLE VOICE

SHAKEN/STIR call verification failed
ERROR
PROGRAMMABLE VOICE

ACK not received from your SIP endpoint
WARNING
ELASTIC SIP TRUNKING

SIP: Trial accounts can only call verified caller IDs
WARNING
PROGRAMMABLE VOICE

SIP: Invalid phone number
WARNING

SIP: Bad SDP
WARNING

SIP: Empty body
WARNING
PROGRAMMABLE VOICE

SIP: Invalid contact header
ERROR
PROGRAMMABLE VOICE

SIP: Authentication Error
WARNING

SIP: URI is formatted incorrectly
WARNING

SIP: Invalid header name
WARNING

SIP: Invalid header value
WARNING

SIP: Header name is not allowed
WARNING

SIP: Unsupported parameter value
ERROR
ELASTIC SIP TRUNKING

X-Branded-CallReason header contains an invalid value.
ERROR
ELASTIC SIP TRUNKING

SIP: Insufficient permissions
ERROR
ELASTIC SIP TRUNKING

SIP: Source IP address not in ACL
ERROR
ELASTIC SIP TRUNKING

SIP: Bad user credentials
ERROR
ELASTIC SIP TRUNKING

SIP: Call blocked by Twilio
ERROR
ELASTIC SIP TRUNKING

SIP: 'From' phone number not verified
ERROR
ELASTIC SIP TRUNKING

SIP Trunking: Geo Permission configuration is not permitting call
ERROR
ELASTIC SIP TRUNKING

SIP: Invalid From number (caller ID)
ERROR
ELASTIC SIP TRUNKING

SIP: Secure media not accepted
ERROR
ELASTIC SIP TRUNKING

SIP: Secure media required
ERROR

SIP: Secure transport required
ERROR
PROGRAMMABLE VOICE

SIP: Register not supported
WARNING
PROGRAMMABLE VOICE

SIP: Registration Authentication problem
WARNING
PROGRAMMABLE VOICE

SIP: Invalid <Dial><Sip>
WARNING
PROGRAMMABLE VOICE

Dial failure calling a SIP Domain without specifying a region
ERROR

SIP: SIP Address is on a deny list
ERROR
ELASTIC SIP TRUNKING

SIP: Transfer not allowed
ERROR
ELASTIC SIP TRUNKING

SIP: Redirect failed
ERROR
PROGRAMMABLE VOICE

Specifying an edge is not allowed when dialing SIP registered endpoints
ERROR
PROGRAMMABLE VOICE

Dialing SIP Endpoint failure - No devices registered in specified edge
ERROR
ELASTIC SIP TRUNKING

TLS version not allowed
ERROR
PROGRAMMABLE VOICE

There is no username in the SIP URI when calling a SIP registered endpoint
WARNING
INTERCONNECT

Interconnect: Invalid Connection (TNX) SID
WARNING
INTERCONNECT

Interconnect: Connection (TNX) SID not found
WARNING
INTERCONNECT

Interconnect: Multiple SIP Dials with Interconnect Connection (TNX) SID
WARNING
INTERCONNECT

Interconnect: Connection (TNX) SID is not Active
ERROR
PROGRAMMABLE VOICE

BYOC Trunk routing failure - failover routing disabled.
WARNING
PROGRAMMABLE VOICE

BYOC Trunk routing failure - failover to Twilio default routing.
ERROR
PROGRAMMABLE VOICE

Voice Conversation: Generic error.
ERROR
PROGRAMMABLE VOICE

Voice Conversation: TwiML attributes validation error.
WARNING
PROGRAMMABLE VOICE

Voice Conversation: Callback event internal error.
WARNING
PROGRAMMABLE VOICE

Voice Conversation: Callback event response error.
ERROR
PROGRAMMABLE VOICE

Voice Conversation: Incomplete Conversation.
ERROR
PROGRAMMABLE VOICE

Voice Conversation: Invalid data inside existing conversation.
ERROR
PROGRAMMABLE VOICE

Voice Conversation: Failed to get worker assigned to a newly created Conversation.
ERROR
PROGRAMMABLE VOICE

Virtual Agent: Configuration Error
ERROR
PROGRAMMABLE VOICE

Virtual Agent: Provider Error
ERROR
PROGRAMMABLE VOICE

Virtual Agent: Invalid Connector
WARNING
PROGRAMMABLE VOICE

Virtual Agent: Unsupported <Config> attribute(s) in TwiML
ERROR
PROGRAMMABLE VOICE

Virtual Agent: Internal Error
ERROR
PROGRAMMABLE VOICE

Virtual Agent: PCI Error
ERROR
PROGRAMMABLE VOICE

Virtual Agent: Resume Error
ERROR
PROGRAMMABLE VOICE

Real-time Transcriptions: Configuration Error
ERROR
PROGRAMMABLE VOICE

Real-time Transcriptions: Provider Error
WARNING
PROGRAMMABLE VOICE

Real-time Transcriptions: Unsupported <Config> attribute(s) in TwiML
ERROR
PROGRAMMABLE VOICE

Real-time Transcriptions: Internal Error
ERROR
PROGRAMMABLE VOICE

Real-time Transcriptions: PCI Error
WARNING
PROGRAMMABLE VOICE

Real-time Transcriptions: Intelligence Service Unreachable
ERROR
PROGRAMMABLE VOICE

Voice User-Defined Message: Internal Twilio Error
WARNING
PROGRAMMABLE VOICE

Voice User-Defined Message: Invalid Content-Type
WARNING
PROGRAMMABLE VOICE

Voice User-Defined Message: Invalid Content
WARNING
PROGRAMMABLE VOICE

Voice User-Defined Message: Content body exceeded max length
WARNING
PROGRAMMABLE VOICE

Voice User-Defined Message: Subscription Callback Internal Error
WARNING
PROGRAMMABLE VOICE

Voice User-Defined Message: Request to subscription callback URL encountered error
ERROR
PROGRAMMABLE WIRELESS

Generic Error
ERROR
PROGRAMMABLE WIRELESS

Service is unavailable
ERROR
PROGRAMMABLE WIRELESS

Conflicting update
ERROR
PROGRAMMABLE WIRELESS

Invalid Parameter Value
ERROR
PROGRAMMABLE WIRELESS

Parameter missing
ERROR
PROGRAMMABLE WIRELESS

Paging information invalid
ERROR
PROGRAMMABLE WIRELESS

Configuration incomplete
ERROR
PROGRAMMABLE WIRELESS

Transition invalid
ERROR
PROGRAMMABLE WIRELESS

SIM not found
ERROR
PROGRAMMABLE WIRELESS

Rate Plan not found
ERROR
PROGRAMMABLE WIRELESS

Command exceeded max length
ERROR
PROGRAMMABLE WIRELESS

Number of Commands exceeded
ERROR
PROGRAMMABLE WIRELESS

SIM connectivity reset not allowed
ERROR
PROGRAMMABLE WIRELESS

SIM connectivity reset in progress
ERROR
PROGRAMMABLE WIRELESS

Invalid Parameter Combination
ERROR
PROGRAMMABLE WIRELESS

Rate Plan Is Not Allowed
ERROR
PROGRAMMABLE WIRELESS

Unauthorized
ERROR
PROGRAMMABLE WIRELESS

Messaging not allowed
ERROR
PROGRAMMABLE FAX

Callee Busy
ERROR
PROGRAMMABLE FAX

Callee did not answer
ERROR
PROGRAMMABLE FAX

Error during fax transmission
ERROR
PROGRAMMABLE FAX

Programmable Fax is no longer available
ERROR
PROGRAMMABLE FAX

No Fax TwiML action specified
ERROR
PROGRAMMABLE FAX

Other End Incompatible
ERROR
PROGRAMMABLE SMS

SendAt timestamp is missing
ERROR
PROGRAMMABLE SMS

Scheduling does not support this timestamp
ERROR
PROGRAMMABLE SMS

Scheduling does not support this timestamp
ERROR
PROGRAMMABLE SMS

Scheduling does not support this timestamp
ERROR
PROGRAMMABLE SMS

MessagingServiceSid is required to schedule a message
ERROR
PROGRAMMABLE SMS

Maximum limit reached in the account for scheduling messages
ERROR
PROGRAMMABLE SMS

The ScheduleType value provided is not supported for this channel
ERROR
PROGRAMMABLE MESSAGING

'Messages' Body and ContentVariables cannot be provided together
ERROR
PROGRAMMABLE MESSAGING

Bulk : Provided Attributes JSON is not valid
ERROR
PROGRAMMABLE MESSAGING

Invalid 'Messages' array provided in the request
ERROR
PROGRAMMABLE MESSAGING

`Messages` array contains duplicate `To` numbers.
ERROR
PROGRAMMABLE MESSAGING

Broadcast SID Not Found
ERROR
PROGRAMMABLE MESSAGING

Broadcast Request Limit Reached
ERROR
PROGRAMMABLE MESSAGING

Broadcast Upload File Size Exceeded
ERROR
PROGRAMMABLE MESSAGING

Error Retrieving File
ERROR
PROGRAMMABLE MESSAGING

Broadcast File Type Invalid
ERROR
PROGRAMMABLE MESSAGING

Broadcast Cannot Be Canceled
ERROR
PROGRAMMABLE MESSAGING

Broadcast Upload Status Check Failure
ERROR
PROGRAMMABLE MESSAGING

Invalid Page Token
ERROR
PROGRAMMABLE MESSAGING

Stats for Broadcast SID Not Found
ERROR
PROGRAMMABLE VOICE

WhatsApp Voice: Call permission not granted by consumer
ERROR
PROGRAMMABLE VOICE

WhatsApp Voice: Outbound calls are not supported in this region

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CodeDescription
ERROR
TASKROUTER

Content-Type of 'application/json' not set
WARNING
TASKROUTER

Could not parse Assignment Instruction response as JSON. Ensure your JSON is not escaped
WARNING
TASKROUTER

Assignment Callback response does not contain Instruction
ERROR
TASKROUTER

TaskRouter->Reject
ERROR
TASKROUTER

TaskRouter->Call
ERROR
TASKROUTER

TaskRouter->Call
ERROR
TASKROUTER

TaskRouter->Call
ERROR
TASKROUTER

TaskRouter->Call
ERROR
TASKROUTER

TaskRouter->Call
ERROR
TASKROUTER

TaskRouter->Direct
ERROR
TASKROUTER

TaskRouter->Direct
ERROR
TASKROUTER

TaskRouter->Direct
ERROR
TASKROUTER

TaskRouter->Redirect
ERROR
TASKROUTER

TaskRouter->Dequeue
ERROR
TASKROUTER

TaskRouter->Dequeue
ERROR
TASKROUTER

TaskRouter->Dequeue
ERROR
TASKROUTER

TaskRouter->Dequeue
ERROR
TASKROUTER

Dequeue Instruction does not have a valid 'status_callback_events' parameter
ERROR
TASKROUTER

TaskRouter->Dequeue
ERROR
TASKROUTER

TaskRouter->Conference
ERROR
TASKROUTER

Missing 'to' parameter when issuing Conference instruction
ERROR
TASKROUTER

Missing 'from' parameter when issuing Conference instruction
ERROR
TASKROUTER

Failed to issue Conference Instruction due to invalid ActivitySid
ERROR
TASKROUTER

Failed to issue Dequeue instruction due to missing 'call_sid' property
ERROR
TASKROUTER

TaskRouter->Conference
ERROR
TASKROUTER

Failed to issue Conference instruction due to missing 'call_sid' or 'outbound_to' properties
ERROR
TASKROUTER

TaskRouter->Conference
ERROR
TASKROUTER

TaskRouter->Conference
ERROR
TASKROUTER

TaskRouter->Conference
ERROR
TASKROUTER

Failed to issue Supervise Instruction due to invalid Reservation state
ERROR
TASKROUTER

Failed to issue Supervise instruction due to missing or invalid 'contact_uri' property
ERROR
TASKROUTER

Failed to issue Supervise instruction due to missing ‘from’ property
ERROR
TASKROUTER

Failed to issue Conference instruction due to missing ‘conference_sid’
ERROR
TASKROUTER

TaskRouter->Invalid instruction
ERROR
TASKROUTER

Invalid Queue for Known Worker
WARNING
TASKROUTER

Absolute Paging used when iterating TaskRouter resources
ERROR
TASKROUTER

Invalid Known Worker information
ERROR
TASKROUTER

Invalid Workspace for Known Worker
ERROR
TASKROUTER

Dequeue Instruction does not have a valid 'status_callback_url' parameter
ERROR
TASKROUTER

Call Instruction does not have a valid 'status_callback_url' parameter
ERROR
TASKROUTER

Conference Instruction does not have a valid 'status_callback_url' parameter
ERROR
FLEX

General Service Error
ERROR
FLEX

Authentication Error
ERROR
FLEX

Authorization Error
ERROR
FLEX

Validation Error
ERROR
FLEX

Service Unavailable
ERROR
FLEX

Resource Not Found
ERROR
FLEX

Resource Conflict Error
ERROR
FLEX

Unprocessable Request
ERROR
FLEX

Configuration Error
ERROR
FLEX

Rate Limit Exceeded
ERROR
FLEX

Authentication error - Missing User Attributes
ERROR
FLEX

Configuration Not Found
ERROR
FLEX

Collision On Configuration Change
ERROR
FLEX

Workspace Not Configured
ERROR
FLEX

Skills Limit Exceeded
ERROR
FLEX

Resource Not Found
ERROR
FLEX

Resource Already Exists
ERROR
FLEX

Requested Chat User not found
WARNING
FLEX

Requested Flex Chat Channel is not found
ERROR
FLEX

Requested Flex Flow is not found
WARNING
FLEX

Chat User is already a member of the Chat Channel
ERROR
FLEX

Chat User per Chat Channel limit reached. User is part of too many Chat Channels.
WARNING
FLEX

Chat Channel with this unique name already exists
ERROR
FLEX

Adding a user to the Chat Channel has timed out waiting for a response from Twilio Chat.
ERROR
FLEX

Flex Flow creation failed
ERROR
FLEX

Provided identity is reserved by system
ERROR
FLEX

Flex Flow creation failed
ERROR
FLEX

Error occurred when connecting to a Meeting Participant
WARNING
FLEX

Participant was disconnected before setting up Meeting
WARNING
FLEX

Participant was busy
ERROR
FLEX

Internal timeout error
WARNING
FLEX

No answer from Participant
WARNING
FLEX

Meeting was canceled
WARNING
FLEX

Add Participant Not Allowed
WARNING
FLEX

Add Participant Not Allowed
ERROR
FLEX

Modify Participant Not Allowed
ERROR
FLEX

Participant Not Found
ERROR
FLEX

Remove Participant Request Failed
ERROR
FLEX

Transfer Failed
ERROR
FLEX

An unexpected error occurred.
ERROR
FLEX

Invalid Channel Participant properties.
ERROR
FLEX

Failed to create an outbound Channel.
WARNING
FLEX

A duplicate create Channel request was dropped.
ERROR
FLEX

Cannot create a Channel for a closed Conversation.
ERROR
FLEX

Failed to create a channel. No Participants found.
ERROR
FLEX

Failed to create a channel. Downstream error.
ERROR
FLEX

Downstream error configuring Channel.
ERROR
FLEX

Failed to close Channel. Missing status parameter.
ERROR
FLEX

Failed to close Channel. Invalid status parameter.
ERROR
FLEX

Failed to close or delete Conversation. Downstream error.
ERROR
FLEX

Failed to add Participant. Downstream error.
WARNING
FLEX

Failed to remove Participant. Not found.
ERROR
FLEX

Failed to remove Participant. Downstream error.
ERROR
FLEX

Failed to create Channel. Invalid request parameters.
ERROR
FLEX

Failed to add Participant. Invalid request parameters.
WARNING
FLEX

Failed to delete Channel. Not found.
ERROR
FLEX

Failed to create inbound Channel. Internal error.
ERROR
FLEX

Failed to create outbound Channel. Internal error.
ERROR
FLEX

Failed to close Channel. Internal error.
ERROR
FLEX

Failed to add Participant. Internal error.
ERROR
FLEX

Failed to remove Participant. Internal error.
ERROR
FLEX

Failed to delete Channel. Internal error.
WARNING
FLEX

Failed to delete Channel. Invalid Account sid.
WARNING
FLEX

Failed to add a participant. Conversation was closed or not found.
ERROR
FLEX

Account SID not authorized.
ERROR
FLEX

Failed to inactivate Channel. Internal error.
ERROR
FLEX

Failed to inactivate Channel. Downstream error.
ERROR
FLEX

Failed to activate Channel. Internal error.
ERROR
FLEX

Failed to activate Channel. Downstream error.
WARNING
FLEX

RTA feed callback returned not successful response code
WARNING
FLEX

RTA feed callback response time exceeded the threshold
ERROR
FLEX

Flex UI error
ERROR
FLEX

Custom Flex UI error
ERROR
FLEX

Unexpected error occurred. Unable to process WebChat request.
ERROR
FLEX

Unexpected error occurred. Service unavailable.
WARNING
FLEX

Failed to create webchat participant. Unauthorized
WARNING
FLEX

Failed to create webchat participant. Invalid request parameters.
WARNING
FLEX

Failed to create webchat participant. Too many requests
ERROR
FLEX

Pre-engagement data too large.
ERROR
FLEX

Pre-engagement data is not in valid JSON format.
ERROR
FLEX

Failed to create webchat conversation. Account not authorized
ERROR
FLEX

Failed to create webchat conversation. A resource provided could not be found.
ERROR
FLEX

Invalid or missing parameters in the create conversation request.
ERROR
FLEX

Unable to validate address configuration. Auto create data missing.
ERROR
FLEX

Failed to validate address configuration. Auto create not enabled.
ERROR
FLEX

Failed to validate address configuration. Auto create type is empty or invalid.
ERROR
FLEX

Unable to validate address configuration. Auto create studio flow SID missing.
ERROR
FLEX

Unable to validate address configuration. Auto create webhook URL missing.
ERROR
FLEX

Address configuration data not found
ERROR
FLEX

Failed to create InteractionChannel. Downstream Error.
ERROR
FLEX

Failed to create InboundConversation. Internal Error.
WARNING
FLEX

Failed to perform operation. Required header is either missing or incorrect.
ERROR
FLEX

Internal Error. Failed to create token.
ERROR
FLEX

Internal Error. Failed to refresh token.
WARNING
FLEX

Failed to refresh token. Invalid token provided.
ERROR
FLEX

Failed to fetch Configuration for deployment key.
WARNING
FLEX

Address Configuration not found for deployment key.
WARNING
FLEX

Configuration not found for provided Deployment Key.
WARNING
FLEX

Failed to perform this operation. Account is sending too many concurrent API requests.
ERROR
FLEX

Internal Error. Failed to create deployment key.
ERROR
FLEX

Internal Error. Failed to delete deployment key.
ERROR
FLEX

Internal Error. Failed to get deployment keys.
ERROR
FLEX

Internal Error. Failed to delete deployment keys.
ERROR
FLEX

Internal Error. Failed to update deployment key.
WARNING
FLEX

Deployment key is already linked to other address configuration sid.
WARNING
FLEX

Max deployment keys limit reached for this account.
WARNING
FLEX

Friendly name must be between 1 and 64 characters long.
WARNING
FLEX

Failed to perform this operation. There was a conflict with the state of the resource.
WARNING
FLEX

Support Access Token Generated
ERROR
FRONTLINE

Invalid request payload
WARNING
FRONTLINE

Callback URL is not set
ERROR
FRONTLINE

Callback URL is invalid
ERROR
FRONTLINE

Callback returned an invalid response
ERROR
FRONTLINE

Callback returned an error
ERROR
FRONTLINE

Callback failed due to timeout
ERROR
FRONTLINE

Custom Routing Callback failed to execute successfully
ERROR
FRONTLINE

Custom Routing Callback failed due to an internal error
ERROR
FRONTLINE

Frontline user conversation limit exceeded
ERROR
FRONTLINE

Contact conversation limit exceeded
ERROR
FRONTLINE

Outgoing conversation: Invalid contact address
ERROR
FRONTLINE

Outgoing conversation: Invalid proxy address
ERROR
FRONTLINE

Outgoing conversation: Proxy address equals contact address
ERROR
FRONTLINE

Outgoing conversation: Unauthorized use of the proxy address
ERROR
FRONTLINE

Outgoing conversation: Contact address type does not match proxy address type
ERROR
FRONTLINE

Outgoing conversation: Proxy address is not WhatsApp-enabled sender
ERROR
FRONTLINE

Outgoing conversation: Conversation with this contact and proxy address already exists
ERROR
FRONTLINE

Outgoing conversation: Missing Messaging service
ERROR
FRONTLINE

Outgoing conversation: Invalid contact identity
ERROR
FRONTLINE

Internal service error
ERROR
FLEX

Profile Connector Installation Not Found
ERROR
FLEX

Credentials Malformed

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CodeDescription
ERROR
PROGRAMMABLE CHAT

Programmable Chat: FriendlyName not provided
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Account SID not provided
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Resource is being deleted
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Friendly name too long
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Unique Name too long
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Invalid Account SID
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Service Instance not found
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Service SID not provided
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Invalid consumption interval format
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Invalid typing indicator format
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Invalid webhook format
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Invalid webhook method
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Webhook disabled processing of command
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Webhook call failed to execute successfully
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Notification template too long
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Notification sound name too long
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Invalid user channels limit format
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Invalid channel members limit format
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Actions per second limit exceeded
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Invalid webhook retry count
ERROR

Programmable Chat: Service instance unique name invalid
ERROR

Programmable Chat: Service instance with provided unique name already exists
ERROR
PROGRAMMABLE CHAT

Global actions per second limit exceeded
ERROR
PROGRAMMABLE CHAT

Webhook failed to execute successfully due to timeout
ERROR
PROGRAMMABLE CHAT

Invalid pre-webhook url
ERROR
PROGRAMMABLE CHAT

Invalid post-webhook url
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Role not found
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Channel role not found
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Deployment role not found
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Role SID not provided
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Permission not found
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Invalid role type
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Channel creator role not found
ERROR
PROGRAMMABLE CHAT

Programmable Chat: User not authorized for command
ERROR
PROGRAMMABLE CHAT

Conversation role not found
ERROR
PROGRAMMABLE CHAT

Programmable Chat: User not found
ERROR
PROGRAMMABLE CHAT

Programmable Chat: User already exists
ERROR
PROGRAMMABLE CHAT

Programmable Chat: User SID not provided
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Identity reserved
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Identity not provided
ERROR
PROGRAMMABLE CHAT

Programmable Chat: User unauthorized to set role
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Identity should not match user SID pattern
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Identity too long
ERROR
PROGRAMMABLE CHAT

Programmable Chat: User channel limit exceeded
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Invalid binding type
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Invalid notification level
ERROR
PROGRAMMABLE CHAT

Identity parameter not acceptable for this Participant
ERROR
PROGRAMMABLE CHAT

Programmable Chat: User already invited
ERROR
PROGRAMMABLE CHAT

Conflicting user modification
ERROR
PROGRAMMABLE CHAT

User conversation limit exceeded
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Channel not found
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Channel key not provided
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Unknown channel command
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Attributes too long
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Attributes not valid JSON
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Channel SID not provided
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Unique name should not match channel SID pattern
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Channel with provided unique name already exists
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Invalid Date Created parameter
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Invalid Date Updated parameter
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Author parameter is too long
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Channel webhook not found
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Too many channel webhooks
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Too many channel webhook triggers
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Invalid channel webhook sid
ERROR
PROGRAMMABLE CHAT

Invalid channel webhook type
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Invalid channel webhook filter
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Invalid channel webhook trigger
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Invalid channel webhook flow sid
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Channel webhook type not provided
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Channel webhook url not provided
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Channel webhook filter not provided
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Channel webhook trigger not provided
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Channel webhook url too long
ERROR
PROGRAMMABLE CHAT

Channel deletion operation is in progress
ERROR
PROGRAMMABLE CHAT

Messaging service SID not provided
ERROR
PROGRAMMABLE CHAT

Invalid messaging service SID
ERROR
PROGRAMMABLE CHAT

Messaging service does not belong to account
ERROR
PROGRAMMABLE CHAT

Parameters are missing for channel update request
ERROR
PROGRAMMABLE CHAT

Conflicting channel modification
ERROR
PROGRAMMABLE CHAT

Conversation not found
ERROR
PROGRAMMABLE CHAT

Conversation SID not provided
ERROR

Conversation with provided unique name already exists
ERROR
PROGRAMMABLE CHAT

Conversation webhook not found
ERROR
PROGRAMMABLE CHAT

Too many conversation webhooks
ERROR
PROGRAMMABLE CHAT

Too many conversation webhook triggers
ERROR
PROGRAMMABLE CHAT

Invalid conversation webhook SID
ERROR
PROGRAMMABLE CHAT

Invalid conversation webhook type
ERROR
PROGRAMMABLE CHAT

Invalid conversation webhook filter
ERROR
PROGRAMMABLE CHAT

Invalid conversation webhook trigger
ERROR
PROGRAMMABLE CHAT

Invalid conversation webhook flow SID
ERROR
PROGRAMMABLE CHAT

Conversation webhook type not provided
ERROR
PROGRAMMABLE CHAT

Conversation webhook URL not provided
ERROR
PROGRAMMABLE CHAT

Conversation webhook filter not provided
ERROR
PROGRAMMABLE CHAT

Conversation webhook trigger not provided
ERROR
PROGRAMMABLE CHAT

Conversation webhook URL is too long
ERROR
PROGRAMMABLE CHAT

No Messaging Service assigned to Conversation
ERROR
PROGRAMMABLE CHAT

'State' field can't be empty
ERROR
PROGRAMMABLE CHAT

TimeToInactive should be greater or equal to 1 minute
ERROR
PROGRAMMABLE CHAT

TimeToClosed should be greater or equal to 10 minutes
ERROR
PROGRAMMABLE CHAT

Can't update conversation as it's in final closed state
ERROR
PROGRAMMABLE CHAT

'State' parameter value is invalid
ERROR
PROGRAMMABLE CHAT

TimeToInactive format is invalid
ERROR
PROGRAMMABLE CHAT

TimeToClosed format is invalid
ERROR
PROGRAMMABLE CHAT

Timer can't be set without state
ERROR
PROGRAMMABLE CHAT

Initial state can't be 'closed
ERROR
PROGRAMMABLE CHAT

Conversations are disabled in this region
ERROR
CONVERSATIONS

Conversation in 'initializing' state may not be updated or used for message sending
ERROR
PROGRAMMABLE CHAT

Unique name should not match conversation sid pattern
ERROR
PROGRAMMABLE CHAT

Conflicting conversation modification
ERROR
PROGRAMMABLE CHAT

PreWebhookTimeout should be greater than 0ms
ERROR
PROGRAMMABLE CHAT

Type value should be 'private'.
ERROR
CONVERSATIONS

EndDate parameter should be greater than StartDate parameter
ERROR
PROGRAMMABLE CHAT

Programmable Chat: User not member of channel
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Member SID not provided
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Member not found
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Channel member limit exceeded
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Member already exists
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Invalid last consumption timestamp format
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Invalid last consumed message index format
ERROR
PROGRAMMABLE CHAT

Invalid messaging binding address
ERROR
PROGRAMMABLE CHAT

Invalid participant proxy address
ERROR
PROGRAMMABLE CHAT

Participant address equals proxy address
ERROR
PROGRAMMABLE CHAT

Participant address is empty
ERROR
PROGRAMMABLE CHAT

Participant proxy address is empty
ERROR
PROGRAMMABLE CHAT

Account is not authorized to use proxy address
ERROR
PROGRAMMABLE CHAT

Participant address type does not match proxy address type
ERROR
PROGRAMMABLE CHAT

Proxy address is not WhatsApp enabled sender
ERROR
PROGRAMMABLE CHAT

Participant and proxy address pair is already in use
ERROR
PROGRAMMABLE CHAT

Participants limit exceeded
ERROR
PROGRAMMABLE CHAT

Non-Chat participants limit exceeded
ERROR
PROGRAMMABLE CHAT

Conflicting member modification
ERROR
PROGRAMMABLE CHAT

Participant Messaging Binding type does not support all of the provided Messaging Binding parameters
ERROR
PROGRAMMABLE CHAT

Invalid last read message index format
ERROR
PROGRAMMABLE CHAT

Non-chat conversation participants limit exceeded
ERROR
CONVERSATIONS

One of the JSON requests for participant creation is invalid.
ERROR
CONVERSATIONS

Participant and proxy address pairs for one or more participants already in use.
ERROR
CONVERSATIONS

Request contains too many participants.
ERROR
CONVERSATIONS

Errors occurred during multiple participants creation.
ERROR
PROGRAMMABLE CHAT

Participant is not a member of conversation
ERROR
PROGRAMMABLE CHAT

Participant SID not provided
ERROR
PROGRAMMABLE CHAT

Participant not found
ERROR
PROGRAMMABLE CHAT

Participant already exists
ERROR
PROGRAMMABLE CHAT

Participant projected address not provided
ERROR
PROGRAMMABLE CHAT

Group MMS activation failed.
ERROR
PROGRAMMABLE CHAT

Participant limit exceeded for group conversation
ERROR
PROGRAMMABLE CHAT

Group Participant already exists
ERROR
PROGRAMMABLE CHAT

Group conversation with given participant list already exists
ERROR
PROGRAMMABLE CHAT

Account is not authorized to use the projected address
ERROR
PROGRAMMABLE CHAT

Failed to remove the proxy address of a participant.
ERROR
PROGRAMMABLE CHAT

Failed to add a proxy address to a participant.
ERROR
PROGRAMMABLE CHAT

Failed to remove the projected address of a participant.
ERROR
PROGRAMMABLE CHAT

Failed to add a projected address to a participant.
ERROR
PROGRAMMABLE CHAT

Failed to add an identity to a participant.
ERROR
PROGRAMMABLE CHAT

Conflicting channel modification
ERROR
PROGRAMMABLE CHAT

One user identifier parameter for lookup at a time is allowed. Please, use either Identity or Address.
ERROR
CONVERSATIONS

Group MMS is not enabled for this Account
ERROR
CONVERSATIONS

Proxy Address of participant is not supported for this channel
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Message not found
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Message SID not provided
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Message index not provided
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Message body not provided
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Message body parameter is too long
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Last Updated By parameter is too long
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Media SID not provided
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Media not found
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Media already sent with another message
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Media message body cannot be updated
ERROR
PROGRAMMABLE CHAT

Invalid message media SID
ERROR
PROGRAMMABLE CHAT

Invalid message media content type
ERROR
PROGRAMMABLE CHAT

Message media size is too large
ERROR
PROGRAMMABLE CHAT

Message author should be among Group MMS participants.
ERROR
CONVERSATIONS

Conflicting message modification
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Message index is not a number
ERROR
CONVERSATIONS

Invalid content SID
ERROR
CONVERSATIONS

Invalid content variables format
ERROR
CONVERSATIONS

Content SID is missing
ERROR
CONVERSATIONS

Content variables are too long
WARNING
CONVERSATIONS

Channel Metadata not found
ERROR
CONVERSATIONS

Not Authorized to make this request
ERROR
CONVERSATIONS

Failed to create Channel Metadata
ERROR
CONVERSATIONS

Failed to parse ChannelMetadata Json
ERROR
CONVERSATIONS

Failed to Read ChannelMetadata
ERROR
CONVERSATIONS

Content variable key is too long
ERROR
CONVERSATIONS

Content variable value is too long
ERROR
CONVERSATIONS

Unsupported Content Template Type
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Invite SID not provided
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Invite not found
ERROR
PROGRAMMABLE CHAT

Programmable Chat: Cannot decline invite when already channel member.
WARNING
PROGRAMMABLE CHAT

Address configuration deleted
ERROR
CONVERSATIONS

Virtual Agent provider is invalid.
ERROR
CONVERSATIONS

Only one Virtual Agent participant is allowed per conversation.
ERROR
CONVERSATIONS

Verify Agent participant should not have identity, user address, proxy address, projected address.
ERROR
CONVERSATIONS

DialogflowCX provider must contain module sid and addon sid.
ERROR
CONVERSATIONS

Provided addon sid should have prefix XB.
ERROR
CONVERSATIONS

Provided module sid should have prefix XE.
ERROR
CONVERSATIONS

Updating Virtual Agent participant information is not allowed.
ERROR
CONVERSATIONS

Virtual Agent participant creation is not available for your account.
ERROR
CONVERSATIONS

ChatbotConfiguration.FriendlyName is required parameter.
ERROR
CONVERSATIONS

ChatbotConfiguration.FriendlyName is invalid.
ERROR
CONVERSATIONS

ChatbotConfiguration.InitialContext is invalid.
ERROR
CONVERSATIONS

ChatbotConfiguration.FriendlyName is reserved.
ERROR

Client Connection: Connections resource limit exceeded
ERROR

Client Connection: Request rate limit exceeded
ERROR

Client Connection: identity too long
ERROR

Client Connection: endpoint_id too long
ERROR

Client Connection: Command or keepalive acknowledgement not received
ERROR

Client Connection: Connection expired
ERROR

Client Connection: Token authentication is rejected
ERROR

Twilsock: Service instance not found
ERROR

Twilsock: Service instance SID not specified
ERROR

Twilsock: Token doesn't contain required grants section
ERROR

Twilsock: Token doesn't contain service instance
ERROR

Twilsock: Token doesn't contain identity
ERROR

Twilsock: Active product doesn't match with service instance product
ERROR

Twilsock: Service can't be used
ERROR

Twilsock: Service instance disabled
ERROR

Twilsock: Service instance is under legal hold
ERROR

Twilsock: Token contains multiple grants of same product
ERROR

Twilsock: Service instance limit reached
ERROR

Twilsock: Product usage disabled
ERROR

Twilsock: Product usage is not enabled
ERROR

Twilsock: Invalid access token header
ERROR

Twilsock: Invalid access token subject
ERROR

Twilsock: Invalid access token grants
ERROR

Twilsock: Invalid access token signature
ERROR

Twilsock: Invalid claim set
ERROR

Twilsock: Token expired
ERROR

Twilsock: Token is not valid yet
ERROR

Twilsock: Token expiration time exceeds maximum
ERROR

Twilsock: Authentication failed
ERROR

Twilsock: Upstream not resolved
ERROR

Twilsock: Too many connections
ERROR

Twilsock: Too many updates
ERROR

Twilsock: DNC limit has been reached
ERROR

Twilsock: PNC limit has been
ERROR

Twilsock: Too many messages per connection
ERROR

Twilsock: Too many messages per account
ERROR

Twilsock: Token is invalid!
ERROR

Twilsock: Authentication failed
ERROR

Twilsock : CPS, Init per Account
ERROR

Twilsock : CPS, Too many requests
ERROR

Twilsock: Unauthorized
ERROR
NOTIFICATIONS

Internal notification error
ERROR
NOTIFICATIONS

Invalid destination binding
ERROR
NOTIFICATIONS

Invalid Credential Sid
ERROR
NOTIFICATIONS

Invalid Credential Type
ERROR

Credential SID not specified
ERROR
NOTIFICATIONS

Internal error when sending notification via client connection
WARNING
NOTIFICATIONS

Client connection not created or closed
ERROR
NOTIFICATIONS

Internal error when sending notification via mqtt client connection
WARNING
NOTIFICATIONS

Client mqtt connection not created or closed
ERROR
NOTIFICATIONS

Invalid GCM Api Key or FCM Secret
ERROR
NOTIFICATIONS

Invalid GCM/FCM registration token
ERROR
NOTIFICATIONS

GCM/FCM client uninstalled or turned off notifications
ERROR
NOTIFICATIONS

Mismatched GCM/FCM sender ID
ERROR
NOTIFICATIONS

Invalid GCM/FCM package name
ERROR
NOTIFICATIONS

Notification too large for GCM/FCM
ERROR
NOTIFICATIONS

Invalid custom key for GCM/FCM
ERROR
NOTIFICATIONS

GCM/FCM device message rate exceeded
ERROR
NOTIFICATIONS

GCM/FCM unauthorized error
ERROR
NOTIFICATIONS

GCM/FCM service unavailable
ERROR
NOTIFICATIONS

GCM/FCM unknown error
ERROR
NOTIFY

Service account does not have permission to send FCM messages
WARNING

Legacy FCM server key credential used to send notifications
ERROR
NOTIFY

Deprecated GCM/FCM API is used to send notifications
ERROR
NOTIFICATIONS

Invalid APNs credentials
ERROR
NOTIFICATIONS

Invalid APNs device token size
ERROR
NOTIFICATIONS

Invalid APNs device token
ERROR
NOTIFICATIONS

Missing subject in APNs certificate
ERROR
NOTIFICATIONS

Missing payload for APNs delivery
ERROR
NOTIFICATIONS

Invalid size of subject in APNs certificate
ERROR
NOTIFICATIONS

APNs payload too large
ERROR
NOTIFICATIONS

APN service shutdown
ERROR
NOTIFICATIONS

Unknown APNs error
ERROR
NOTIFICATIONS

The provided APNs device token has been unregistered
ERROR
NOTIFICATIONS

The provided APNs device token is not correct
ERROR
NOTIFICATIONS

The push notification was rejected by APNs
ERROR
NOTIFICATIONS

APNs experienced an internal error
ERROR
NOTIFICATIONS

Failed to authenticate with APNs
WARNING
NOTIFICATIONS

Too many APNs provider token updates
ERROR
NOTIFICATIONS

Expired APNs provider token used
ERROR
NOTIFICATIONS

Invalid APNs provider token used
ERROR
NOTIFICATIONS

Empty Credentials
ERROR
NOTIFICATIONS

Credentials do not belong to used account
ERROR
NOTIFICATIONS

Incorrect URL used to retrieve Webhook Credentials
ERROR
NOTIFICATIONS

No Credentials found for the supplied Binding Type
ERROR
NOTIFICATIONS

No Credentials found for the supplied Identifier
ERROR
NOTIFICATIONS

Webhook Credentials endpoint responded with Internal Error
ERROR
NOTIFICATIONS

Invalid Webhook Credentials response
ERROR
NOTIFICATIONS

Webhook Credentials request timed out
ERROR
NOTIFICATIONS

Too many Webhook Credential requests
ERROR
NOTIFICATIONS

Webhook Credentials request signature was not verified
WARNING
NOTIFICATIONS

Unexpected Binding Type used for Webhook Credentials request
WARNING
NOTIFICATIONS

Unexpected Identifier used for Webhook Credentials request
WARNING
NOTIFICATIONS

Unexpected error response received for Webhook Credentials request
ERROR
NOTIFICATIONS

Too many SMS notification requests
ERROR
NOTIFICATIONS

Messaging Service not specified
ERROR
NOTIFICATIONS

Too many Facebook messenger notification requests
ERROR
NOTIFICATIONS

Facebook page is not connected to Twilio
ERROR
NOTIFICATIONS

Missing body for Facebook Messenger delivery attempt
ERROR
NOTIFICATIONS

Too many Alexa notifications
ERROR
NOTIFICATIONS

Missing Alexa skill ID
ERROR
NOTIFICATIONS

Invalid Alexa user ID
ERROR
NOTIFICATIONS

Alexa skill is not connected to Twilio
ERROR
NOTIFICATIONS

Missing Title parameter for Alexa
WARNING
NOTIFICATIONS

Resulted destination list for requested parameters is empty
ERROR
NOTIFICATIONS

Too many recipients
WARNING
NOTIFICATIONS

Concurrent User update
WARNING
NOTIFICATIONS

User already exists
WARNING
NOTIFICATIONS

User already belongs to the segment
ERROR
NOTIFICATIONS

Cannot delete User resource with Bindings
WARNING
NOTIFICATIONS

No users with provided segments
ERROR
NOTIFICATIONS

Channel provider replied with an error
ERROR
NOTIFY

Notification TTL has expired
ERROR
NOTIFY

Delivery callback invocation failed
ERROR
NOTIFY

Exceeded maximum iterations in template rendering
WARNING
NOTIFICATIONS

Too many notification log events
ERROR
NOTIFY

General rendering problem with variables in a parsed template
ERROR
NOTIFY

Provided text template in the notification request cannot be parsed
ERROR
NOTIFY

Undefined variable within the notification payload template
ERROR
PROGRAMMABLE VIDEO

Signaling connection error
ERROR
PROGRAMMABLE VIDEO

Signaling connection disconnected
ERROR
PROGRAMMABLE VIDEO

Signaling connection timed out
ERROR
PROGRAMMABLE VIDEO

Client received an invalid signaling message
ERROR
PROGRAMMABLE VIDEO

Client sent an invalid signaling message
ERROR
PROGRAMMABLE VIDEO

Video server is busy
ERROR
PROGRAMMABLE VIDEO

Room name is invalid
ERROR
PROGRAMMABLE VIDEO

Room name is too long
ERROR
PROGRAMMABLE VIDEO

Room name contains invalid characters
ERROR
PROGRAMMABLE VIDEO

Unable to create Room
ERROR
PROGRAMMABLE VIDEO

Unable to connect to Room
ERROR
PROGRAMMABLE VIDEO

Room contains too many Participants
ERROR
PROGRAMMABLE VIDEO

Room not found
ERROR
PROGRAMMABLE VIDEO

MaxParticipants is out of range
ERROR
PROGRAMMABLE VIDEO

RoomType is not valid
ERROR
PROGRAMMABLE VIDEO

Timeout is out of range
ERROR
PROGRAMMABLE VIDEO

StatusCallbackMethod is invalid
ERROR
PROGRAMMABLE VIDEO

StatusCallback is invalid
ERROR
PROGRAMMABLE VIDEO

Status is invalid
ERROR
PROGRAMMABLE VIDEO

Room creation failed
ERROR
PROGRAMMABLE VIDEO

Room Completed Error
ERROR
PROGRAMMABLE VIDEO

The concurrent Rooms quota was exceeded
ERROR
PROGRAMMABLE VIDEO

Invalid Recording Rule(s)
WARNING
PROGRAMMABLE VIDEO

Approaching room or participant concurrency quota
ERROR
PROGRAMMABLE VIDEO

The recording operation requested is not supported for the Room type
ERROR
PROGRAMMABLE VIDEO

MaxParticipantDuration is out of range
ERROR
PROGRAMMABLE VIDEO

The AudioOnly flag is not supported for the Room type
ERROR
PROGRAMMABLE VIDEO

The track kind is not supported by the Room
ERROR
PROGRAMMABLE VIDEO

Participant identity is invalid
ERROR
PROGRAMMABLE VIDEO

Participant identity is too long
ERROR
PROGRAMMABLE VIDEO

Participant identity contains invalid characters
ERROR
PROGRAMMABLE VIDEO

The maximum number of published tracks allowed in the Room at the same time has been reached
ERROR
PROGRAMMABLE VIDEO

Participant not found
ERROR
PROGRAMMABLE VIDEO

Participant disconnected because of duplicate identity
ERROR
PROGRAMMABLE VIDEO

The Participant concurrency quota was exceeded
ERROR
PROGRAMMABLE VIDEO

MaxPublishedTracks is out of range
ERROR
PROGRAMMABLE VIDEO

Participant's bandwidth profile configuration is invalid
ERROR
PROGRAMMABLE VIDEO

Participant status is invalid
ERROR
PROGRAMMABLE VIDEO

Invalid Subscribe Rule(s)
ERROR
PROGRAMMABLE VIDEO

Participant session length exceeded
ERROR
PROGRAMMABLE VIDEO

maxAudioTracks or maxVideoTracks configuration is out of range
ERROR
PROGRAMMABLE VIDEO

Track is invalid
ERROR
PROGRAMMABLE VIDEO

Track name is invalid
ERROR
PROGRAMMABLE VIDEO

Track name is too long
ERROR
PROGRAMMABLE VIDEO

Track name contains invalid characters
ERROR
PROGRAMMABLE VIDEO

Track name is duplicated
ERROR
PROGRAMMABLE VIDEO

Client is unable to create or apply a local media description
ERROR
PROGRAMMABLE VOICE

Server is unable to create or apply a local media description
ERROR
PROGRAMMABLE VIDEO

Client is unable to apply a remote media description
ERROR
PROGRAMMABLE VIDEO

Server is unable to apply a remote media description
ERROR
PROGRAMMABLE VOICE

No supported codec
ERROR
PROGRAMMABLE VIDEO

Media connection failed or Media activity ceased
ERROR
PROGRAMMABLE VIDEO

The data channel used by the Data Track had a problem
ERROR
PROGRAMMABLE VIDEO

Media connection failed due to DTLS handshake failure
ERROR
PROGRAMMABLE VIDEO

ICE connection restart was attempted, but it is not allowed
ERROR
PROGRAMMABLE VIDEO

Unable to acquire configuration
ERROR
PROGRAMMABLE VIDEO

Unable to acquire TURN credentials
ERROR
PROGRAMMABLE VIDEO

S3 URL for recording upload is invalid
ERROR
PROGRAMMABLE VIDEO

AWS credentials for recording upload are invalid
ERROR
PROGRAMMABLE VIDEO

AWS encryption key for recording upload is invalid
ERROR
PROGRAMMABLE VIDEO

Internal failure while processing a recording
WARNING
PROGRAMMABLE VIDEO

Failed to upload the recording to S3
WARNING
PROGRAMMABLE VIDEO

Internal failure when retrieving your account's recording settings
WARNING
PROGRAMMABLE VIDEO

Internal failure when creating the recording resource
WARNING
PROGRAMMABLE VIDEO

Internal failure when updating the recording resource
WARNING
PROGRAMMABLE VIDEO

Invalid URL for external S3 bucket in recording settings
WARNING
PROGRAMMABLE VIDEO

Invalid AWS credentials to access external S3 bucket in recording settings
WARNING
PROGRAMMABLE VIDEO

Invalid public key for media tracks encryption in recording settings
WARNING
PROGRAMMABLE VIDEO

AWS credentials to access external S3 bucket could not be loaded
WARNING
PROGRAMMABLE VIDEO

Public key credentials for media tracks encryption could not be loaded
WARNING
PROGRAMMABLE VIDEO

Access denied to external S3 bucket configured in recording settings
WARNING
PROGRAMMABLE VIDEO

Deleted a recording with custom configuration as time for retries was depleted
ERROR
PROGRAMMABLE VIDEO

Internal failure when bulk deleting compositions from your account
WARNING
PROGRAMMABLE VIDEO

Invalid URL for external S3 bucket in composition settings
WARNING
PROGRAMMABLE VIDEO

Invalid AWS credentials to access external S3 bucket in composition settings
WARNING
PROGRAMMABLE VIDEO

Invalid public key for media tracks encryption in composition settings
WARNING
PROGRAMMABLE VIDEO

AWS credentials to access external S3 bucket could not be loaded
WARNING
PROGRAMMABLE VIDEO

Public key credentials for media tracks encryption could not be loaded
WARNING
PROGRAMMABLE VIDEO

Access denied to external S3 bucket configured in composition settings
ERROR
PROGRAMMABLE VIDEO

Internal failure while processing media composition
ERROR
PROGRAMMABLE VIDEO

Internal failure when updating the composition resource
ERROR
PROGRAMMABLE VIDEO

Room recordings deleted
ERROR
PROGRAMMABLE VIDEO

Empty track list for composition
WARNING
PROGRAMMABLE VIDEO

Failed to enqueue a room composition from a configured composition hook
WARNING
PROGRAMMABLE VIDEO

Failed to enqueue a room composition
ERROR
PROGRAMMABLE VIDEO

Composition is too large
WARNING
PROGRAMMABLE VIDEO

Status Callback response timed out
WARNING
PROGRAMMABLE VIDEO

StatusCallbackMethod is invalid
WARNING
PROGRAMMABLE VIDEO

StatusCallback is invalid
ERROR
PROGRAMMABLE VIDEO

Internal failure when bulk deleting recordings from your account
ERROR
PROGRAMMABLE VIDEO

Invalid URL for external S3 bucket in composition settings
ERROR
PROGRAMMABLE VIDEO

Invalid AWS credentials to access external S3 bucket in composition settings
ERROR
PROGRAMMABLE VIDEO

Invalid public key for media tracks encryption in composition settings
ERROR
PROGRAMMABLE VIDEO

AWS credentials to access external S3 bucket could not be loaded
ERROR
PROGRAMMABLE VIDEO

Public key credentials for media tracks encryption could not be loaded
ERROR
PROGRAMMABLE VIDEO

Access denied to external S3 bucket configured in composition settings
ERROR
SYNC

Invalid If-Match header
ERROR
SYNC

Request entity too large
ERROR
SYNC

Access forbidden for identity
ERROR
SYNC

Invalid JSON
ERROR
SYNC

Rate limit exceeded
ERROR
SYNC

No parameters specified
ERROR
SYNC

Invalid TTL
ERROR
SYNC

Service Instance not found
ERROR
SYNC

Invalid webhook URL
ERROR
SYNC

Invalid friendly name
ERROR
SYNC

Account cannot access requested Service Instance
ERROR
SYNC

Document not found
ERROR
SYNC

Invalid Document data
ERROR
SYNC

Document revision mismatch
ERROR
SYNC

List not found
ERROR
SYNC

List Item not found
ERROR
SYNC

List Item revision mismatch
ERROR
SYNC

Invalid List Item data
ERROR
SYNC

Map not found
ERROR
SYNC

Map Item not found
ERROR
SYNC

Map Item revision mismatch
ERROR
SYNC

Invalid Map Item data
ERROR
SYNC

Map Item already exists
ERROR
SYNC

Invalid Map Item key
ERROR
SYNC

Message Stream not found
ERROR
SYNC

Invalid Message Stream Message data
ERROR
SYNC

Unique name not found
ERROR
SYNC

Unique name already exists
ERROR
SYNC

Invalid unique name
ERROR
SYNC

Invalid identity
ERROR
SYNC

Permission not found
ERROR
SYNC

Number of subscriptions per connection is over the limit
ERROR
SYNC

Invalid 'Direction' query parameter
ERROR
SYNC

Invalid 'Order' query parameter
ERROR
SYNC

Invalid 'Bounds' query parameter
ERROR
SYNC

Invalid 'PageToken' query parameter
ERROR
SYNC

Sync: Invalid 'PageSize' query parameter
ERROR
SYNC

Invalid List Item index
ERROR
SYNC

Invalid index name
ERROR
SYNC

Invalid query
ERROR
SYNC

Query expression contains too many operators
ERROR
SYNC

Query expression contains an array with too many items
ERROR
TASKROUTER

Invalid Instruction passed to TaskRouter
ERROR
PROGRAMMABLE SMS

'Secret id' is empty
ERROR
PROGRAMMABLE SMS

'Secret id' is too long
ERROR
PROGRAMMABLE SMS

'Secret id' is invalid for this Partner
ERROR
PROGRAMMABLE SMS

'Category' is empty
ERROR
PROGRAMMABLE SMS

'Category' is too long
ERROR
PROGRAMMABLE SMS

'EventType' is empty
ERROR
PROGRAMMABLE SMS

'EventType' is absent
ERROR
PROGRAMMABLE SMS

'EventType' format must be String
ERROR
PROGRAMMABLE SMS

'EventType' is too long
ERROR
PROGRAMMABLE SMS

'PartnerName' is absent
ERROR
PROGRAMMABLE SMS

Unsupported Partner name
ERROR
PROGRAMMABLE SMS

Signature invalid
ERROR
PROGRAMMABLE SMS

'Topic' is absent
ERROR
PROGRAMMABLE SMS

'Event' data in payload is absent
ERROR
PROGRAMMABLE SMS

'Topic' is empty
ERROR
PROGRAMMABLE SMS

'Topic' is too long
ERROR
PROGRAMMABLE SMS

'Event' value type must be Map
ERROR
PROGRAMMABLE SMS

'Authorization' header is missing or is invalid
ERROR
PROGRAMMABLE SMS

Authorization failed
ERROR
PROGRAMMABLE SMS

Token invalid
ERROR
PROGRAMMABLE SMS

Required header is missing or invalid

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CodeDescription
ERROR

Downstream Authentication Failed
ERROR

End User Identification Timeout
ERROR

End User Data is Not Available
ERROR

Invalid Configuration
ERROR

Downstream Carrier Error
ERROR

Invalid Phone Number
ERROR

Downstream Verification Failed
ERROR

Unsupported Carrier
ERROR
VERIFY

Invalid parameter
ERROR
VERIFY

Selected template translation is not approved
ERROR
VERIFY

Max check attempts reached
ERROR
VERIFY

Max send attempts reached.
ERROR
VERIFY

Service does not support this feature
ERROR
VERIFY

SMS is not supported by landline phone number
ERROR
VERIFY

'Amount' & 'Payee' params are required
ERROR
VERIFY

Max rate limits per service reached
ERROR
VERIFY

Rate limit with that UniqueName already exists
ERROR
VERIFY

UniqueName format is invalid
ERROR
VERIFY

Max Buckets per Rate limit reached
ERROR
VERIFY

Bucket with the given Interval already exists
ERROR
VERIFY

Too many concurrent requests for phone number
ERROR
VERIFY

A Messaging Configuration already exists for the given country
ERROR
VERIFY

Call channel is not supported when using PSD2
ERROR
VERIFY

Max number of mailers per account reached
ERROR
VERIFY

Invalid Service configuration
ERROR
VERIFY

SendGrid Template is not active
ERROR
VERIFY

SendGrid Template does not contain required placeholders
ERROR
VERIFY

Messages to China require use case vetting
ERROR
VERIFY

No target verification specified
ERROR
VERIFY

SendGrid The from address does not match a verified Sender Identity
ERROR
VERIFY

Delivery channel disabled
ERROR
VERIFY

Missing substitutions for selected template
ERROR
VERIFY

Translation already exists for the provided template
ERROR
VERIFY

Messages sent to china require friendly_name
ERROR
VERIFY

The selected channel for template is not supported
ERROR
VERIFY

Template was not found
ERROR
VERIFY

Template translation was not found
ERROR
VERIFY

Sender id already exists for account
ERROR
VERIFY

Sender id does not exist
ERROR
VERIFY

Default sender id can't be deleted
ERROR
VERIFY

Sender id can not be set as not default
ERROR
VERIFY

Sender Definitions does not match with requirements
ERROR
VERIFY

The domain could not be obtained from the given email
ERROR
VERIFY

The given domain is on a deny list
ERROR
VERIFY

Verification Creation Attempt blocked by Twilio
WARNING
VERIFY

BYOT feature is not enabled
WARNING
VERIFY

Templates not allowed
WARNING
VERIFY

Static message required
ERROR
VERIFY

WhatsApp template not found
ERROR
VERIFY

Custom messages are not supported
WARNING
VERIFY

Custom messages are not supported
ERROR
VERIFY

You have exceeded your messaging limits
ERROR
VERIFY

Service already exists
ERROR
VERIFY

Message Length Exceeded
ERROR
VERIFY

Invalid Param
ERROR
VERIFY

Entity already exists
ERROR
VERIFY

FactorType already exists
ERROR
VERIFY

Access Token parameters are invalid
ERROR
VERIFY

Invalid Request
ERROR
VERIFY

Cannot resend push notifications to 'none' notification platform
ERROR
VERIFY

Challenge verification attempts limit reached
ERROR
VERIFY

Push notifications limit reached for a Challenge
ERROR
VERIFY

Factor verification attempts reached
ERROR
VERIFY

Factor verification failed
ERROR
VERIFY

Challenge creation limit reached
ERROR
VERIFY

Unauthorized factor creation
ERROR
VERIFY

Factors binding format is invalid
ERROR
VERIFY

Reached max limit of 20 push Factors associated per Entity
ERROR
VERIFY

Factor already exists
ERROR
VERIFY

Factor is unverified
ERROR
VERIFY

Challenge already responded
ERROR
VERIFY

Challenge expired
ERROR
VERIFY

Challenge verification failed
WARNING
VERIFY

Translation for locale not found, using default
ERROR
VERIFY

Too many requests to create factors for the entity
WARNING
VERIFY

The provided channel is not supported by the given template. Verify is falling back to the static message.
ERROR
VERIFY

Entities rate limit exceeded
ERROR
VERIFY

Verify SNA does not work with `psd2_enabled`
ERROR
VERIFY

Failed to invoke the webhook
ERROR
VERIFY

Locale requested is not supported by Verify Text-To-Speech conversion
WARNING
VERIFY

The SMS message was sent using a brandless template.
WARNING
VERIFY

The SMS message was sent using a brandful template.
ERROR
VERIFY

Account SID is invalid or not provided
ERROR
VERIFY

Factor SID invalid or not provided
ERROR
VERIFY

Service SID invalid or not provided
ERROR
VERIFY

Challenge SID invalid or not provided
ERROR
VERIFY

Entity SID invalid or not provided
ERROR
VERIFY

Entity invalid or not provided
ERROR
VERIFY

Invalid entity identity
ERROR
VERIFY

Challenge details invalid or not provided
ERROR
VERIFY

Factor type invalid or not provided
ERROR
VERIFY

Factor config invalid or not provided
ERROR
VERIFY

Relying party invalid or not provided
ERROR
VERIFY

Relying party id invalid or not provided
ERROR
VERIFY

Invalid page size
ERROR
VERIFY

Invalid page token
ERROR
VERIFY

Invalid id
ERROR
VERIFY

Invalid rawId
ERROR
VERIFY

Authenticator attachment invalid or not provided
ERROR
VERIFY

Authenticator response invalid or not provided
ERROR
VERIFY

Authenticator data invalid or not provided
ERROR
VERIFY

Client data invalid or not provided
ERROR
VERIFY

Signature invalid or not provided
ERROR
VERIFY

Factor does not match the relying party of the challenge
ERROR
VERIFY

Illegal factor status
ERROR
VERIFY

Invalid challenge timeout
ERROR
VERIFY

Public key invalid or not provided
ERROR
VERIFY

Attestation object invalid or not provided
ERROR
VERIFY

Attested credential data invalid or not provided
ERROR
VERIFY

User display name not provided
ERROR
VERIFY

Factor not found
ERROR
VERIFY

Challenge not found
ERROR
VERIFY

Entity not found
ERROR
VERIFY

Network Error
ERROR
VERIFY

Mapper Error
ERROR
VERIFY

Storage Error
ERROR
VERIFY

Input Error
ERROR
VERIFY

Key Storage Error
ERROR
VERIFY

Initialization Error
ERROR
VERIFY

Authentication Token Error
ERROR
VERIFY

TemplateSid is only supported for the SMS channel
WARNING
VERIFY

Custom message did not match any template
ERROR
VERIFY

Verification delivery attempt blocked
ERROR
VERIFY

Phone Number already exists
ERROR
VERIFY

Invalid Contact ID format
ERROR
VERIFY

Unexpected result when creating contact
ERROR
VERIFY

Contact not found
ERROR
VERIFY

Multiple contacts were found
ERROR
VERIFY

Contact address not found
ERROR
VERIFY

Verification SID invalid or not provided
ERROR
VERIFY

Verification ID invalid or not provided
ERROR
VERIFY

Factor ID invalid or not provided
ERROR
VERIFY

Unsupported channel
ERROR
VERIFY

Verification not found
ERROR
VERIFY

Unsupported passkeys relying party
ERROR
VERIFY

Unsupported passkeys approval content type
ERROR
VERIFY

Unsupported passkeys verification content type
ERROR
VERIFY

Recipient invalid or not provided
ERROR
VERIFY

Recipient type unsupported
ERROR
VERIFY

Unsupported verification content type
ERROR
VERIFY

Illegal status
ERROR
VERIFY

SNA Phone Number Mismatch
ERROR
VERIFY

SNA Error
ERROR
VERIFY

SNA Downstream Error
ERROR
VERIFY

SNA User-Agent Mismatch Error
ERROR
VERIFY

SNA Verification Result Pending
ERROR
VERIFY

SNA URL Failed
ERROR
VERIFY

SNA Carrier Not Detected
ERROR
VERIFY

SNA Potential Dual SIM Detected
ERROR
VERIFY

SNA Carrier Header Error
ERROR
VERIFY

SNA Downstream Carrier Error
ERROR
VERIFY

SNA Carrier Identified Invalid Phone Number
ERROR
VERIFY

Auto Channel Failed: None of the available channels could be selected due to validation errors. Check your debugger messages in console.
ERROR
LOOKUP

Unprovisioned or out of coverage
ERROR
LOOKUP

Authorization required for Canada lookups
ERROR
VERIFY

App hash can only be used with SMS channel
ERROR
VERIFY

SendGrid maximum credits exceeded
ERROR
VERIFY

SendGrid Authenticated user is not authorized to send mail
ERROR
VERIFY

Verification delivery attempt blocked
ERROR
LOOKUP

Lookup Package is Not Enabled
ERROR
LOOKUP

Lookup Unsupported Country
ERROR
LOOKUP

Lookup Error
ERROR
LOOKUP

Live activity not enabled
ERROR
LOOKUP

Phone number outside of coverage
ERROR
LOOKUP

Lookup Package Quota Reached
ERROR
LOOKUP

Requested phone number not mobile
ERROR
LOOKUP

Lookup Provider Degradation
ERROR
LOOKUP

Lookup Request Must Be Completed in Different Twilio Region
ERROR
LOOKUP

Lookup rate limit exceeded
ERROR
LOOKUP

Lookup Not Enough Request Parameters
ERROR
LOOKUP

Lookup Malformed Request Parameter
ERROR
LOOKUP

Lookup Request Cannot be Completed in Twilio Region
ERROR
LOOKUP

Lookup SIM Swap Information is Incomplete From Carrier
ERROR
LOOKUP

Lookup Carrier Information Not Available
ERROR
LOOKUP

Invalid Magic Number
WARNING
LOOKUP

Verification Not Found
ERROR
LOOKUP

Maximum rate limit for Trial Accounts
ERROR
LOOKUP

Lookup Usage Disabled
ERROR
BRANDED COMMS

Something went wrong. Try again later
ERROR
BRANDED COMMS

Invalid request
WARNING
BRANDED COMMS

Business Profile not found
ERROR
BRANDED COMMS

Invalid phone numbers format
ERROR
BRANDED COMMS

Phone number not branded by Twilio
ERROR
BRANDED COMMS

Invalid Push Token
WARNING
BRANDED COMMS

Branded Channel not found
WARNING
BRANDED COMMS

Phone record number not found
WARNING
BRANDED COMMS

Business Profile already exists
WARNING
BRANDED COMMS

Phone number CPS not found
ERROR
BRANDED COMMS

Business status does not allow updates
ERROR
BRANDED COMMS

Error communicating with Regulatory Compliance API
ERROR
BRANDED COMMS

Error communicating with Regulatory Identification API
WARNING
BRANDED COMMS

Brand not found
ERROR
BRANDED COMMS

Error reading logo file
ERROR
BRANDED COMMS

Selected logo is not a valid PNG file
ERROR
BRANDED COMMS

Error uploading logo to the storage
WARNING
BRANDED COMMS

Branded Call not found
WARNING
BRANDED COMMS

Phone Number(s) already used in a Branded Channel
WARNING
BRANDED COMMS

Business status does not allow dismissal
WARNING
BRANDED COMMS

Brand status does not allow updates
WARNING
BRANDED COMMS

Brand status does not allow dismissal
WARNING
BRANDED COMMS

Brand status does not allow to have branded channels
WARNING
BRANDED COMMS

Business status does not allow to have brands
WARNING
BRANDED COMMS

Channel not found
ERROR
VERIFY

Account exceeded the hourly messages limit
ERROR

Add-ons: Internal server error
ERROR

Add-ons: Request timed out
ERROR

Add-ons: Provider could not complete request
ERROR

Add-ons: Requirements to invoke AddOns have not been met
WARNING

Add-ons: No results
ERROR

Add-ons: Bad request
WARNING

Add-ons: Add-ons unavailable for GET callbacks
ERROR

Add-ons: Response body too large
ERROR

Add-ons: HTTP too many redirects
ERROR

Add-ons: Could not fulfill request with available data
ERROR
INTERCONNECT

Failed to write to the database.
ERROR
INTERCONNECT

Invalid SID
ERROR
INTERCONNECT

Exchange not found
ERROR
INTERCONNECT

MPLS carrier not found.
ERROR
INTERCONNECT

Direct connect not found.
ERROR
INTERCONNECT

Bandwidth reserve not found.
ERROR
INTERCONNECT

MPLS carrier is not associated with the exchange.
ERROR
INTERCONNECT

Direct connect is not associated with the exchange.
ERROR
INTERCONNECT

Bandwidth reserve is not associated with the exchange.
ERROR
INTERCONNECT

Account SID was not found.
ERROR
INTERCONNECT

No authentication was provided.
ERROR
INTERCONNECT

Unauthorized
ERROR
INTERCONNECT

Connection not found.
ERROR
INTERCONNECT

Unable to identify account owner of connection.
ERROR
INTERCONNECT

Connection not ready
ERROR
INTERCONNECT

Connection in transition
ERROR
INTERCONNECT

Connection not active
ERROR
INTERCONNECT

No IP route specified
ERROR
INTERCONNECT

Invalid IP route
ERROR
INTERCONNECT

IP route exceeds permitted IP range
ERROR
INTERCONNECT

Connection pending deletion.
ERROR
INTERCONNECT

IP Gateway Invalid
ERROR
INTERCONNECT

Missing account SID
ERROR
INTERCONNECT

Missing exchange
ERROR
INTERCONNECT

Missing connection type
ERROR
INTERCONNECT

Interconnect: Invalid connection type
ERROR
INTERCONNECT

Interconnect: Missing MPLS carrier SID
ERROR
INTERCONNECT

Interconnect: Extra MPLS parameter
ERROR
INTERCONNECT

Interconnect: Connection expired.
ERROR
INTERCONNECT

Interconnect: No useful parameters provided.
ERROR
INTERCONNECT

Interconnect: No bandwidth was specified in the request
ERROR
INTERCONNECT

Interconnect: This account is not a subaccount of the Interconnect Connection owner's account.
ERROR
INTERCONNECT

Interconnect: The subaccount is not authorized to access this connection.
ERROR
INTERCONNECT

IP address(es) already linked to another connection
ERROR
INTERCONNECT

Provisioning failure - Network-API is unavailable!
ERROR
INTERCONNECT

Provisioning failure - Requested bandwidth not available on the network device.
ERROR
PROGRAMMABLE SMS

Channel could not authenticate the request. Please see Channel specific error message for more information
ERROR
PROGRAMMABLE SMS

Channel could not find the From address
ERROR
PROGRAMMABLE SMS

Channel could not find To address
ERROR
PROGRAMMABLE SMS

Channel did not accept given content. Please see Channel specific error message for more information
ERROR
PROGRAMMABLE SMS

Could not format given content for the channel. Please see Channel specific error message for more information
ERROR
PROGRAMMABLE SMS

Twilio could not find a Channel with the specified 'From' address
ERROR
PROGRAMMABLE SMS

Could not execute the request because the channel module has been misconfigured. Please check the Channel configuration in Twilio
ERROR
PROGRAMMABLE SMS

Channel provider returned an internal service error (HTTP 5xx). Please see Channel specific error message for more information
ERROR
PROGRAMMABLE SMS

Twilio's platform encountered an internal error processing this message
ERROR
PROGRAMMABLE SMS

Invalid Request: Twilio encountered an error while processing your request
ERROR
PROGRAMMABLE SMS

Channel provider returned an internal service error
ERROR
PROGRAMMABLE SMS

Channel policy violation
ERROR
PROGRAMMABLE SMS

Channel message blocked by user action
ERROR
PROGRAMMABLE SMS

Channel Sandbox can only send messages to phone numbers that have joined the Sandbox
ERROR
PROGRAMMABLE SMS

Failed to send freeform message because you are outside the allowed window. If you are using WhatsApp, please use a Message Template.
ERROR
PROGRAMMABLE SMS

Rate limit exceeded
ERROR
PROGRAMMABLE SMS

Rate limit exceeded for Channel
ERROR
PROGRAMMABLE SMS

Media failed to download
ERROR
PROGRAMMABLE SMS

Twilio encountered a Business Manager account error
ERROR
PROGRAMMABLE SMS

Channel invalid content error
ERROR
PROGRAMMABLE SMS

Invalid vname certificate
ERROR
PROGRAMMABLE SMS

Channel generic error
ERROR
PROGRAMMABLE MESSAGING

Invalid message recipient
ERROR
PROGRAMMABLE SMS

Media already exists
ERROR
PROGRAMMABLE SMS

Channel sender content flagged as spam
ERROR
PROGRAMMABLE SMS

Template does not exist for a language and locale
ERROR
PROGRAMMABLE SMS

Number of parameters provided does not match the expected number of parameters
ERROR
PROGRAMMABLE SMS

The receiver failed to download the template
ERROR
PROGRAMMABLE SMS

Unsupported parameter for type of channels message
ERROR
PROGRAMMABLE SMS

Channels message cannot have same 'From' and 'To'
ERROR
PROGRAMMABLE SMS

We cannot send this message to this user because of a WhatsApp limitation.
ERROR
PROGRAMMABLE SMS

Recipient opted out to receive message
ERROR
PROGRAMMABLE SMS

Media exceeds size limit
ERROR
PROGRAMMABLE SMS

This operation is blocked because the RCS agent has not launched, the recipient has not accepted the invitation to become a tester, or the RCS sender only works in certain regions.
ERROR
PROGRAMMABLE MESSAGING

The specified phone number cannot be reached using RCS at this time.
WARNING
PROGRAMMABLE SMS

Channel Media Upload Error
ERROR
PROGRAMMABLE SMS

Account exceeded the daily messages limit
ERROR
PROGRAMMABLE SMS

Warning! Facebook says your page is engaging in behavior that may be considered bothersome or abusive by users. To avoid messaging restrictions being placed on your Page, Facebook requires you to immediately decrease the rate at which you are sending messages outside the 24-hour window to this person.
ERROR
PROGRAMMABLE MESSAGING

Template Rejected
ERROR
PROGRAMMABLE MESSAGING

Template paused
ERROR
PROGRAMMABLE MESSAGING

Template disabled
ERROR
PROGRAMMABLE MESSAGING

Link to a sample media file returns 403 Forbidden
ERROR
PROGRAMMABLE MESSAGING

Link to a sample media file returns 404 Not Found
ERROR
PROGRAMMABLE MESSAGING

Link to a sample media file returned an unexpected error status
WARNING
PROGRAMMABLE MESSAGING

Template approved
ERROR
PROGRAMMABLE MESSAGING

Link to a sample media file returned an invalid Content-Type
ERROR
PROGRAMMABLE MESSAGING

Meta chose not to deliver this WhatsApp marketing message
ERROR
PROGRAMMABLE MESSAGING

WhatsApp Business Account is Locked
ERROR
CHANNELS

Validation Error
ERROR
CHANNELS

WABA ID provided is not valid or unable to be used
ERROR
CHANNELS

Account already linked to another WABA ID
ERROR
CHANNELS

Cannot assign payment method to WABA provided
ERROR
CHANNELS

Channel does not support this action
ERROR
CHANNELS

phone_number is not a RCS capable number
ERROR
CHANNELS

phone_number must be a valid E.164 formatted phone number
ERROR
CHANNELS

Sender is not ready to add test device
ERROR
CHANNELS

This Sender has been migrated into a different account.
ERROR
CHANNELS

Sender's phone number or WABA returned "not found".
ERROR
CHANNELS

The Meta and/or WhatsApp Business Accounts connected to this Sender were disabled by Meta.
ERROR
PROGRAMMABLE VOICE

Pay: Configuration Error
ERROR
PROGRAMMABLE VOICE

Pay: Service unavailable.
ERROR
PROGRAMMABLE VOICE

Pay: Invalid charge amount.
ERROR
PROGRAMMABLE VOICE

Pay: Invalid paymentConnector attribute in TwiML.
ERROR
PROGRAMMABLE VOICE

Pay: Connector does not support tokenization.
ERROR
PROGRAMMABLE VOICE

Pay: Connector does not support token type.
ERROR
PROGRAMMABLE VOICE

Pay: Connector does not support creating charge.
ERROR
PROGRAMMABLE VOICE

Pay: Payment Gateway rejected charge creation.
ERROR
PROGRAMMABLE VOICE

Pay: Twilio is no longer authorized to initiate transactions on your behalf.
ERROR
PROGRAMMABLE VOICE

Pay: Payment Gateway rejected token creation.
ERROR
PROGRAMMABLE VOICE

Pay: Connector does not support the requested currency.
ERROR
PROGRAMMABLE VOICE

Pay: Payment Gateway rejected the card.
ERROR
PROGRAMMABLE VOICE

Pay: Connector does not support supplied paymentMethod attribute.
ERROR
PROGRAMMABLE VOICE

Pay: ECP/ACH requires AVSName Parameter in the <Pay> verb.
ERROR
PROGRAMMABLE VOICE

Pay: `<Pay>` verb is missing a needed Parameter
ERROR
PROGRAMMABLE VOICE

Pay: Invalid Action URL
ERROR
PROGRAMMABLE VOICE

Pay: BankAccountType Parameter not supported with PaymentMethod = "credit-card"
ERROR
PROGRAMMABLE VOICE

Pay: Value needed for either Capture or Status parameters
ERROR
PROGRAMMABLE VOICE

Pay: Required payment information incomplete
ERROR
PROGRAMMABLE VOICE

Pay: Invalid Parameter Value
ERROR
PROGRAMMABLE VOICE

Pay: Invalid Operation
ERROR
PROGRAMMABLE VOICE

Pay: Invalid Test Card Number
ERROR
PROGRAMMABLE VOICE

Pay: Invalid Test Bank Account Number
ERROR
PROGRAMMABLE VOICE

Pay: Connector Instance Not Approved
ERROR
PROGRAMMABLE VOICE

ConversationRelay: Invalid Parameter
ERROR
PROGRAMMABLE VOICE

ConversationRelay: Unable to Connect to Websocket URL
ERROR
PROGRAMMABLE VOICE

ConversationRelay: Internal Server Error
ERROR
PROGRAMMABLE VOICE

ConversationRelay: Max call duration reached
ERROR
PROGRAMMABLE VOICE

ConversationRelay: Websocket ended
ERROR
PROGRAMMABLE VOICE

ConversationRelay: Invalid argument
ERROR
PROGRAMMABLE VOICE

ConversationRelay: Invalid Message Received
ERROR
PROGRAMMABLE VOICE

ConversationRelay: RTP Timeout
ERROR
PROGRAMMABLE VOICE

ConversationRelay: Concurrency limit reached
ERROR
PROGRAMMABLE VOICE

ConversationRelay: Account has been opted out
ERROR
VERIFY

Network Error
ERROR
VERIFY

Mapper Error
ERROR
VERIFY

Storage Error
ERROR
VERIFY

Input Error
ERROR
VERIFY

Key Storage Error
ERROR
VERIFY

Initialization Error
ERROR
VERIFY

Authentication Token Error

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CodeDescription
ERROR

Validation Failed
ERROR

Bad request
ERROR

Outdated Entity
ERROR

Unauthorized
ERROR

Failure Threshold Exceeded
ERROR

Authorization Failed
ERROR

Public Key Client Validation Required For Account
ERROR

Public Key Client Validation Not Enabled For Account
ERROR

Unsupported Public Key Algorithm
ERROR

Unsupported Public Key Length
ERROR

Unsupported Public Key Exponent
ERROR

Invalid Public Key
ERROR

Invalid Type Specified in the Request
ERROR

Invalid AWS credentials
ERROR

Maximum Number Of API Keys Exceeded
ERROR

Request Contains Invalid Flags
ERROR

Public Key Specified Does Not Exist
ERROR

Public Key Is Invalid
ERROR

Request Is Missing Required HTTP Headers
ERROR

Request Hash Is Invalid
ERROR

Bad SSO Settings
ERROR

Bad Saml Response
ERROR

Invalid User Grants

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CodeDescription
ERROR
PROXY

Number Already Added to Another Service
WARNING

Participant Already In Interaction
ERROR
PROXY

Participant Already In Session
WARNING

Phone Number Already In Service
WARNING

Short Code Already In Service
WARNING
PROXY

No Available Voice Proxy
WARNING

No Available Message Proxy
ERROR
PROXY

No Available Proxy For Country
WARNING

No Proxies For Service
WARNING
PROXY

No Available Proxy
ERROR
PROXY

No unreserved numbers in proxy pool.
ERROR
PROXY

No Available Unused Proxy
ERROR
PROXY

Not Found Phone Number SID
WARNING

Not Found Short Code Sid
WARNING
PROXY

Not Found Unmanaged Identifier
ERROR
PROXY

Not Found Unmanaged Identifier Sid
ERROR
PROXY

Not Found Chat Service
WARNING

Record to be updated was not found in database.
ERROR
PROXY

Session with the unique name not found.
WARNING

Account Sid Invalid
WARNING

Identifier Proxy Pair Invalid
WARNING

Interaction Sid Invalid
ERROR
PROXY

Participant Identifier Invalid
WARNING

Participant Sid Invalid
WARNING

Phone Number Did Invalid
WARNING

Phone Number Sid Invalid
WARNING

Service Sid Invalid
WARNING

Session Sid Invalid
ERROR
PROXY

Storage Operation Failed
ERROR
PROXY

Internal Server Error from Downstream
WARNING

No Records Updated
ERROR
PROXY

An internal server error has occurred.
ERROR
PROXY

Flex Configuration Error
ERROR
PROXY

Service Creation is restricted for new customers
WARNING

Phone Number Not Available
WARNING

Non Unique Service Name
ERROR

Non Unique Session Name
WARNING

Proxy Identifier In Use
WARNING

Proxy Identifier Not In Service
WARNING

Proxy Identifier Not Owned By Account
WARNING
PROXY

Session Closed
ERROR
PROXY

Session Status Invalid
WARNING

Too Many Added Participants
WARNING

Unauthorized Operation
ERROR
PROXY

Proxy Number In Active Sessions
ERROR
PROXY

Duplicate Entry
ERROR
PROXY

Downstream Request Rejected
WARNING
PROXY

No Partner Participant Found
ERROR
PROXY

Account Sid on Legal Hold
ERROR
PROXY

Unsupported Identifier Type For Session Mode
ERROR
PROXY

Flex Configuration Error
ERROR
PROXY

Chat Integration Error
ERROR
PROXY

Chat Channel Attribute Error
ERROR
PROXY

Chat Configured Proxy Identifier Not Found
WARNING
PROXY

Requests Rate Limited on Endpoint
ERROR
PROXY

Maximum Pool Size Error
ERROR
PROXY

Duplicate Participant Request
WARNING
PROXY

Approaching Maximium Number Pool Size
ERROR
PROXY

Unauthorized Request. Signature is missing or is invalid
WARNING

Parameter Validation Failed
ERROR
PROXY

Invalid attempt to Re-Open a Session
ERROR
PROXY

Simultaneous requests to create the same Identifier in one or more Sessions
WARNING
PROXY

Message Matched Stop Word
ERROR

No Active Session
WARNING

Unknown Participant
WARNING
PROXY

Expired Proxy Session
WARNING

Unknown Scenario
WARNING

Interaction Not Open
WARNING

Open Interaction Not Found
WARNING

Callback Error
WARNING
PROXY

Inbound Contact Rejected
WARNING
PROXY

Message To Voice Only Session Rejected
WARNING
PROXY

Call To Message Only Session Rejected
ERROR
PROXY

Out-Of-Session Callback Error
WARNING
STUDIO

The Execution has exceeded max steps allowed for a flow
WARNING
STUDIO

The Widget has exceeded max steps in a loop
WARNING
STUDIO

Unexpected event while processing Widget
ERROR
STUDIO

Failed to add member to Chat Channel
WARNING
STUDIO

Failed to transition because no match was found
ERROR
STUDIO

Failed to create Chat Channel
ERROR
STUDIO

Connecting to a Call timed out
ERROR
STUDIO

Failed to connect to outgoing Call
ERROR
STUDIO

Timed out enqueueing Call
ERROR
STUDIO

There was an internal error while processing a Function
ERROR
STUDIO

Failed to send Message
ERROR
STUDIO

Failed to update Sync service
ERROR
STUDIO

Failed to invoke Understand API
ERROR
STUDIO

There was an internal error while processing an HTTP request
ERROR
STUDIO

Failed to Create Task
ERROR
STUDIO

Outbound HTTP Request Failed
ERROR
STUDIO

Error in Twilio Function Response
WARNING
STUDIO

Template evaluation error in Studio widget
ERROR
STUDIO

Twilio phone number using deprecated API version
WARNING
STUDIO

Unsupported Trigger Type
ERROR
STUDIO

Flow revision must be an integer or enum(LatestPublished, LatestRevision)
ERROR
STUDIO

Flow definition validation failed
ERROR
STUDIO

Creating an Execution via REST API failed due to malformed contact parameters
ERROR
STUDIO

Subflow Error
WARNING
STUDIO

Studio Flow exceeds maximum allowed widgets
ERROR
STUDIO

Studio Execution failed because Flow exceeds maximum allowed widgets
WARNING
STUDIO

Error parsing type in Studio widget
WARNING
FUNCTIONS

Function invocation resulted in StatusCode 4xx
ERROR
FUNCTIONS

Error on Twilio Function response
ERROR
FUNCTIONS

Deployment Installation Failure
WARNING
FUNCTIONS

Function execution resulted in a warning log
ERROR
FUNCTIONS

Function execution resulted in an error log
ERROR
FUNCTIONS

Environment Context too large
ERROR
FUNCTIONS

Unsupported Runtime
ERROR
FUNCTIONS

Headers or cookies too large
ERROR
FUNCTIONS

Multi-valued headers not supported
ERROR
SUPER SIM

Super SIM registration failed due to Internal Error
ERROR
SUPER SIM

Parameter missing while registering a Super SIM
ERROR
SUPER SIM

Super SIM cannot be registered
ERROR
SUPER SIM

The Super SIM already belongs to the requesting Account.
ERROR
SUPER SIM

Super SIM update operation failed due to Internal Error
ERROR
SUPER SIM

Super SIM not found
ERROR
SUPER SIM

Super SIM’s Target Fleet not found
ERROR
SUPER SIM

Unable to activate your Super SIM as it does not belong to a Fleet
ERROR
SUPER SIM

Unable to remove your Super SIM from its Fleet
ERROR
SUPER SIM

Unable to update your Super SIM’s Fleet while it is in status scheduled
ERROR
SUPER SIM

Unable to update your Super SIM to the desired status
ERROR
SUPER SIM

A Super SIM with the specified Unique Name exists already
ERROR
SUPER SIM

IP Commands error
ERROR
SUPER SIM

The device was not attached to a cellular network
ERROR
SUPER SIM

Received error response to IP Command callback request
ERROR
SUPER SIM

No eSIM Profiles are available
ERROR
SUPER SIM

An invalid parameter value was passed to the API
ERROR
SUPER SIM

Request StartTime and/or EndTime must be aligned to UTC day boundaries
ERROR
SUPER SIM

Request StartTime and/or EndTime must be aligned to UTC hour boundaries.
ERROR
SUPER SIM

The maximum allowed query period is 31 days for group by sim queries
ERROR
SUPER SIM

The requested query period exceeds the maximum allowed period for the requested Granularity
ERROR
SUPER SIM

StartTime parameter is too far in the past. It must be within the last 18 months.
ERROR
SUPER SIM

Attachment Failed Due To Internal Error
ERROR
SUPER SIM

Data Session Establishment Failed Due To Internal Error
ERROR
SUPER SIM

Attachment Rejected Due To Network Not Allowed
ERROR
SUPER SIM

Attachment Rejected Due To Rate Limiting
ERROR
SUPER SIM

Attachment Rejected Due To SIM In New State
ERROR
SUPER SIM

Attachment Rejected Due To SIM In Inactive State
WARNING

Execution has exceeded max steps allowed for a flow.
ERROR

Workflow execution timed out.
ERROR

Workflow execution failed.
ERROR

Unable to render block.
ERROR

Error while creating execution via REST API.

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CodeDescription
ERROR
FLEX

Uncaught Flex JavaScript Exception
ERROR
PROGRAMMABLE SMS

Message SID is invalid
ERROR
FLEX

Too Many Errors
ERROR
FLEX

Unable to fetch plugins from the Custom Plugins URL
ERROR
FLEX

Message Truncated
ERROR
PROGRAMMABLE SMS

Invalid direction
ERROR
PROGRAMMABLE SMS

Invalid validity period value
ERROR
PROGRAMMABLE SMS

The message SID already exists.
ERROR

Account is not active
ERROR

MessageSid is invalid
ERROR

'Recipients' list has too many items [deprecated]
ERROR

'Template' or 'TemplateSid'&'TemplateLanguage' or 'MediaUrls' is required
ERROR
PROGRAMMABLE SMS

Validity Period should be positive integer
ERROR

Body and Template (Body, Sid, Language, Args) are provided
ERROR

'Template' or 'TemplateSid'/'TemplateLanguage' is required to send a Template Message
ERROR

'Template' and 'TemplateSid'/'TemplateLanguage' must not be specified together
ERROR

'Template' field is too long
ERROR

'TemplateArgs' dictionary size is too large
ERROR

One of 'TemplateArgs' dictionary key is blank
ERROR

One of 'TemplateArgs' dictionary key is too long
ERROR

One of 'TemplateArgs' dictionary value is too long
ERROR

One of 'TemplateArgs' dictionary value is null
ERROR

Template body has tag which is not provided in 'TemplateArgs'
ERROR

Template body has unsupported tag type
ERROR

Template body could not be parsed
ERROR

Broadcast 'FriendlyName' is too long
ERROR

Broadcast 'IdempotencyToken' is too long
ERROR

Broadcast 'CorrelationId' is empty
ERROR

Broadcast 'CorrelationId' is too long
ERROR
PROGRAMMABLE SMS

Broadcast Recipients list is empty [deprecated]
ERROR

Broadcast recipient's 'to' is invalid
ERROR

Broadcast recipient's 'to' is too long
ERROR

'BroadcastStatusCallbackUrl' is too long
ERROR

Broadcast 'MessageStatusCallbackUrl' is too long
ERROR

Broadcast recipient's 'body' is too long
ERROR

Broadcast has too many 'CorrelationId' items
ERROR

'BroadcastStatusCallbackUrl' is invalid
ERROR

Broadcast 'MessageStatusCallbackUrl' is invalid
ERROR

Broadcast 'MediaUrls' list has too many items
ERROR

Broadcast 'MediaUrl' field is too long
ERROR
UNDERSTAND

Invalid Autopilot Actions JSON
ERROR
UNDERSTAND

Unique Name Already Exists
ERROR
UNDERSTAND

Assistant failure to start collection
ERROR
UNDERSTAND

Error processing answer during collection
ERROR
UNDERSTAND

Invalid Collect Field Type
ERROR
UNDERSTAND

[Autopilot] Signature validation failed
ERROR
EVENTS

Sink could not be created
ERROR
EVENTS

Sink could not be found
ERROR
EVENTS

Incorrect values for pagination
ERROR
EVENTS

Account reached the max sink limit
ERROR
EVENTS

Test event cannot be found
ERROR
EVENTS

Test ID is invalid
ERROR
EVENTS

The sink sid is in an invalid format
ERROR
EVENTS

Sink still in use
ERROR
EVENTS

Subscription could not be created
ERROR
EVENTS

Subscription could not be created
ERROR
EVENTS

Subscription could not be found
ERROR
EVENTS

Event type list is empty
ERROR
EVENTS

Event type not found
ERROR
EVENTS

Bad Request
ERROR

Not Found
ERROR

Method Not Allowed
ERROR
PROGRAMMABLE SMS

'Types' Parameter Required
ERROR
PROGRAMMABLE SMS

The 'variables' parameter exceeds the allowed limit
ERROR
PROGRAMMABLE SMS

'language' Parameter Required
ERROR
PROGRAMMABLE SMS

Invalid language code
ERROR
PROGRAMMABLE SMS

ContentSid Required
ERROR
PROGRAMMABLE SMS

The Content Sid is Invalid
ERROR
PROGRAMMABLE SMS

The Content Variables Parameter is invalid
ERROR
PROGRAMMABLE SMS

Unsupported Content Type
ERROR
PROGRAMMABLE SMS

The template associated with this SID has already been submitted for approval.
ERROR
EVENTS

Unable to deliver events to sink
ERROR
EVENTS

There was an error with your AWS role
ERROR
EVENTS

There was an error with your Kinesis stream
ERROR
EVENTS

There is an issue with the Kinesis Stream Name or Region
ERROR
FLEX

Consent has already been provided for this account and vendor
ERROR

Transcriptions: request to transcribe audio error
ERROR

Transcriptions: Invalid transcribe value
ERROR

Transcriptions: configuration not found
WARNING

Transcriptions: status callback response error
WARNING

Transcriptions: status callback response timed out
ERROR

Transcriptions Settings: Invalid encryptionEnabled value
ERROR

Transcriptions Settings: encryptionKeySid invalid or not found
ERROR

Transcriptions Configurations: Invalid callback configuration
ERROR

Transcriptions Configurations: UniqueName is required
ERROR

Transcriptions Configurations: UniqueName is invalid
ERROR

Transcriptions Configurations: Language is required
ERROR

Transcriptions Configurations: Language is invalid
ERROR

Transcriptions: transcription internal error
ERROR

Transcriptions: audio processing error
ERROR

Transcriptions: Encryption failed and transcription result files deleted
WARNING

Transcriptions: Invalid encryption credentials
ERROR

Transcriptions: sourceSid invalid
ERROR

Transcriptions: Status invalid
ERROR

Filter limit exceeded
ERROR

Date range is not valid
ERROR

Invalid FromDate
ERROR

Ttl is out of range
ERROR

Account Sid on Legal Hold.
ERROR
VOICE INTELLIGENCE

Invalid media url
ERROR
VOICE INTELLIGENCE

Media url is empty
ERROR
VOICE INTELLIGENCE

Failed to transcribe
ERROR
VOICE INTELLIGENCE

Transcript media processing error
ERROR
VOICE INTELLIGENCE

Media file reached maximum size
ERROR
VOICE INTELLIGENCE

Invalid media type
ERROR
VOICE INTELLIGENCE

Failed to download audio file
ERROR
VOICE INTELLIGENCE

Speech-to-Text engine error
ERROR
VOICE INTELLIGENCE

Failed to delete resource
ERROR
VOICE INTELLIGENCE

Media content is empty
ERROR
VOICE INTELLIGENCE

Failed to download media: file was not found
ERROR
VOICE INTELLIGENCE

Failed to download media file: unauthorized
ERROR
VOICE INTELLIGENCE

Invalid sample rate found on media
ERROR
VOICE INTELLIGENCE

Corrupted media provided
ERROR
VOICE INTELLIGENCE

Media duration is too long.
ERROR
VOICE INTELLIGENCE

Media has too many channels
WARNING
VOICE INTELLIGENCE

PCI Recordings are not supported
WARNING
VOICE INTELLIGENCE

Twilio Recordings with external storage are not supported
WARNING
VOICE INTELLIGENCE

Voice Intelligence does not support encrypted recordings
WARNING
VOICE INTELLIGENCE

Status callback response error
WARNING
VOICE INTELLIGENCE

Status callback response timed out
WARNING
VOICE INTELLIGENCE

AI/ML Features Addendum has not been accepted
ERROR
VOICE INTELLIGENCE

Voice Intelligence Service was not found
ERROR
VOICE INTELLIGENCE

Language code on the Transcription request does not match the Voice Intelligence Service language
ERROR
VOICE INTELLIGENCE

Voice Intelligence Error
ERROR
PLATFORM

Unable to retrieve OAuth access token
ERROR
AI ASSISTANTS

General Service Error
ERROR
AI ASSISTANTS

Tool Execution Error
ERROR
AI ASSISTANTS

Guardrails input check failed
ERROR
AI ASSISTANTS

Guardrails response check failed
ERROR
AI ASSISTANTS

Invalid or Unresolved External Tool Endpoint
ERROR
AI ASSISTANTS

Tool input schema is invalid.

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CodeDescription
ERROR
PHONE NUMBERS

Require domestic emergency address

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CodeDescription
WARNING
FLEX

Approaching Flex Plugin creation limit
WARNING
FLEX

Approaching Flex Plugin Version creation limit

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