---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/520005#article
headline: "520005: Profile schema validation failed"
url: https://www.twilio.com/docs/api/errors/520005
inLanguage: en
dateModified: 2026-04-01T03:32:01.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 520005: Profile schema validation failed

Log Type: TWILIO

Log Level: ERROR

## Description

Profile creation failed due to an invalid schema or unexpected structure.

### Possible causes

* The provided JSON payload does not match the required profile schema
* Parallel requests caused a race condition

### Possible solutions

* Validate the JSON payload against the designated profile schema
* Implement idempotency keys to prevent race conditions