---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/420034#article
headline: "420034: Knowledge web crawl error"
url: https://www.twilio.com/docs/api/errors/420034
inLanguage: en
dateModified: 2026-07-29T18:16:50.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 420034: Knowledge web crawl error

Log Type: TWILIO

Log Level: ERROR

## Description

A generic error occurred during web crawling for knowledge ingestion. Twilio returns this error when the specific HTTP status code is not available or not mapped to a specific error code.

### Possible causes

* Network connectivity issues during crawling
* Unexpected error response from the target URL
* Timeout or interruption during the crawl process
* Unknown or unmapped HTTP status code from the target server

### Possible solutions

* Review the knowledge source error details in the Twilio Console for specific error information
* Verify the target URL is accessible and responds
* Check your network connectivity and firewall rules
* Test the URL in a web browser to confirm it loads
* Contact Twilio Support if the issue persists