---
page_type: error
code: 80901
message: "80901: Message Matched Stop Word"
level: WARNING
product: Proxy
---

## Description

Message matched a stop word.

### Possible Causes

Message matched a STOP or START word, not proxying. See our [help](https://support.twilio.com/hc/en-us/articles/223134027-Twilio-support-for-opt-out-keywords-SMS-STOP-filtering-) pages for more information.

### Possible Solutions

Send a message with START, to resubscribe and continue the interactions.