---
page_type: error
code: 64102
message: "64102: ConversationRelay: Unable to Connect to Websocket URL"
level: ERROR
product: Programmable Voice
---

## Description

A 64102 Error is an indication there is something wrong with the \<ConversationRelay> url parameter when Twilio attempted to connect to it.

### Possible Causes

- The url parameter was incorrectly entered
- There is not a websocket server available at the url
- The websocket server at the url is not responding correctly

### Possible Solutions

- Make sure the url parameter was entered correctly
- Make sure the websocket server is running at said url
- Make sure the websocket server is healthy and able to respond properly