---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/53303#article
headline: "53303: Track name contains invalid characters"
url: https://www.twilio.com/docs/api/errors/53303
inLanguage: en
dateModified: 2026-03-11T20:43:38.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 53303: Track name contains invalid characters

Log Level: ERROR

## Description

Raised whenever a Track name contains invalid characters.

### Possible causes

* The Track name contains an invalid UTF-8 byte sequence.

### Possible solutions

* Choose a Track name that is a valid UTF-8 string.