---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/52166#article
headline: "52166: Webhook Credentials endpoint responded with Internal Error"
url: https://www.twilio.com/docs/api/errors/52166
inLanguage: en
dateModified: 2026-03-11T20:43:38.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 52166: Webhook Credentials endpoint responded with Internal Error

Log Level: ERROR

## Description

### Possible causes

* Your Webhook Credentials endpoint is misconfigured

### Possible solutions

* Verify that your token endpoint is configured correctly