---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/63013#article
headline: "63013: Channel policy violation"
url: https://www.twilio.com/docs/api/errors/63013
inLanguage: en
dateModified: 2026-04-20T06:45:15.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 63013: Channel policy violation

Log Type: TWILIO

Log Level: ERROR

## Description

### Possible causes

This message send failed because it violates the channel provider's policy. See the channel-specific error message for more information.

* If more than 4 consecutive whitespaces replace a placeholder in a WhatsApp message body.
* If an empty or null string is passed into an approved WhatsApp template variable.
* When there are consecutive new lines where a channel does not support it.
* When there is variable in a field that the channel provider does not support variables.
* Unsupported media file type
* When there are emojis in fields that do not support them or there are too many emojis in a field that only allows a limited number of emojis
* When the customer attempts to send a WhatsApp message with an invalid or not publicly accessible URL on their Call-to-action template.

### Possible solutions

Check content is in compliance with Channel providers policy.