---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/503#article
headline: "503: Internal Error"
url: https://www.twilio.com/docs/api/errors/503
inLanguage: en
dateModified: 2026-06-09T11:00:42.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 503: Internal Error

Log Type: TWILIO

Log Level: ERROR

## Description

Twilio encountered an internal error while processing the request. This can also appear when the Twilio service is temporarily unavailable and cannot complete the request.

### Possible causes

* Twilio hit an internal processing error while handling the request.
* The service was temporarily unavailable when the request reached Twilio.

### Possible solutions

* Retry the request later.
* Check the Twilio Status Page to confirm whether there is an active incident, outage, or service degradation affecting the API platform.
* Review the request in the Twilio Console Debugger to inspect the error details and identify repeated failures.

#### Additional resources

* [Twilio Debugger](/docs/usage/troubleshooting/debugging-your-application)