---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/50323#article
headline: "50323: Programmable Chat: Invalid channel webhook sid"
url: https://www.twilio.com/docs/api/errors/50323
inLanguage: en
dateModified: 2026-03-11T20:43:38.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 50323: Programmable Chat: Invalid channel webhook sid

Log Level: ERROR

## Description

### Possible causes

* Request does not contain correctly formatted parameter for channel webhook sid

### Possible solutions

* Confirm a valid parameter is passed in request.