---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/50390#article
headline: "50390: Unique name should not match conversation sid pattern"
url: https://www.twilio.com/docs/api/errors/50390
inLanguage: en
dateModified: 2026-03-11T20:43:38.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 50390: Unique name should not match conversation sid pattern

Log Type: APPLICATION

Log Level: ERROR

## Description

Specified Conversation's Unique Name matches Conversation SID Pattern "CH\[0-9a-f]\{32}".

### Possible causes

Specified Conversation's Unique Name matches Conversation SID Pattern "CH\[0-9a-f]\{32}".

### Possible solutions

Confirm a valid Conversation's Unique Name is being passed in request.