---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/60209#article
headline: "60209: UniqueName format is invalid"
url: https://www.twilio.com/docs/api/errors/60209
inLanguage: en
dateModified: 2026-03-11T20:43:38.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 60209: UniqueName format is invalid

Log Type: APPLICATION

Log Level: ERROR

## Description

`UniqueName` only supports alphanumeric characters and `-`, `_` or `.`

HTTP status: 400

### Possible causes

`UniqueName` only supports alphanumeric characters and `-`, `_` or `.`

### Possible solutions

* Remove unsupported characters from `UniqueName`