---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/50366#article
headline: "50366: Invalid conversation webhook trigger"
url: https://www.twilio.com/docs/api/errors/50366
inLanguage: en
dateModified: 2026-03-11T20:43:38.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 50366: Invalid conversation webhook trigger

Log Level: ERROR

## Description

An invalid conversation webhook trigger keyword was supplied.

### Possible causes

* One of Configuration.Triggers keywords provided with the request is an empty string.
* One of Configuration.Triggers keywords provided with the request exceeds the maximum length limit of 248 characters.

### Possible solutions

* Ensure that a list of valid Configuration.Triggers keywords are passed to the API request.