---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/50367#article
headline: "50367: Invalid conversation webhook flow SID"
url: https://www.twilio.com/docs/api/errors/50367
inLanguage: en
dateModified: 2026-03-11T20:43:38.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 50367: Invalid conversation webhook flow SID

Log Level: ERROR

## Description

An invalid conversation webhook flow SID was supplied.

### Possible causes

* Webhook Configuration.FlowSid parameter provided with the request does not match a valid Studio flow SID pattern (FWxx).

### Possible solutions

* Add a valid Configuration.FlowSid parameter to the API request and supply a Studio flow SID that exists under your account.