---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/45745#article
headline: "45745: Invalid or missing parameters in the create conversation request."
url: https://www.twilio.com/docs/api/errors/45745
inLanguage: en
dateModified: 2026-03-11T20:01:16.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 45745: Invalid or missing parameters in the create conversation request.

Log Type: APPLICATION

Log Level: ERROR

## Description

Failed to create webchat conversation for provided address SID due to invalid request parameters.

### Possible causes

Invalid or missing parameters in the create conversation request.

### Possible solutions

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