---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/64101#article
headline: "64101: ConversationRelay: Invalid Parameter"
url: https://www.twilio.com/docs/api/errors/64101
inLanguage: en
dateModified: 2026-03-11T22:03:37.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 64101: ConversationRelay: Invalid Parameter

Log Type: APPLICATION

Log Level: ERROR

## Description

A 64101 Error is an indication there is something wrong with the `<ConversationRelay>` parameters.

### Possible causes

* One of the submitted attributes to the TwiML is invalid.

### Possible solutions

* Validate that parameters provided are corrected.