---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/45367#article
headline: "45367: Failed to add Participant.  Invalid request parameters."
url: https://www.twilio.com/docs/api/errors/45367
inLanguage: en
dateModified: 2026-03-11T20:01:16.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 45367: Failed to add Participant.  Invalid request parameters.

Log Type: APPLICATION

Log Level: ERROR

## Description

Failed to add participant `<participant sid>` to Channel `<channel sid>` due to invalid request parameters.

### Possible causes

sInvalid or missing parameters supplied in the create participant request.

### Possible solutions

Ensure that request parameters are in accordance with the public documentation.