---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/53201#article
headline: "53201: Participant identity is too long"
url: https://www.twilio.com/docs/api/errors/53201
inLanguage: en
dateModified: 2026-03-11T20:43:38.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 53201: Participant identity is too long

Log Type: APPLICATION

Log Level: ERROR

## Description

Raised whenever a Participant identity is too long.

### Possible causes

* The Participant identity is too long.

### Possible solutions

* Choose a shorter Participant identity.