---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/50078#article
headline: "50078: Invalid post-webhook url"
url: https://www.twilio.com/docs/api/errors/50078
inLanguage: en
dateModified: 2026-03-11T20:43:38.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 50078: Invalid post-webhook url

Log Type: APPLICATION

Log Level: ERROR

## Description

Request does not contain a valid url for post-webhook.

### Possible causes

* Provided url has the wrong format.

### Possible solutions

* Make sure that url is complete and properly encoded.
* Make sure that url contains valid protocol and hostname and doesn't contain invalid characters.