---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/20423#article
headline: "20423: Invalid SID"
url: https://www.twilio.com/docs/api/errors/20423
inLanguage: en
dateModified: 2025-12-12T15:03:58.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 20423: Invalid SID

Log Level: ERROR

## Description

The request contained at least one parameter what is incorrect SID but has to be.

### Is the request safe to retry?

A 422 request is never processed and is always safe to retry.