© 2026 Hedgehog Software, LLC
Twitter
GitHub
Discord
System
Light
Dark
More
Communities
Docs
About
Terms
Privacy
Search
Star
Feedback
Setup for Free
520 error received by Client - Cloudflare Developers
CD
Cloudflare Developers
•
2y ago
•
2 replies
Cole
520 error received by Client
I have a REST API build on HonoJS running on Cloudflare Workers
. Periodically we
'll get Sentry errors from our client reporting a 520
.
The API itself doesn
't log these
, nor do we see it in our tail logs
.
How does one debug these 520 errors
?
Cloudflare Developers
Join
Welcome to the official Cloudflare Developers server. Here you can ask for help and stay updated with the latest news
87,353
Members
View on Discord
Resources
ModelContextProtocol
ModelContextProtocol
MCP Server
Similar Threads
Was this page helpful?
Yes
No
Recent Announcements
Similar Threads
Error code 520
CD
Cloudflare Developers / workers-and-pages-help
12mo ago
HTTP sitemap 520 error
CD
Cloudflare Developers / workers-and-pages-help
2y ago
520
CD
Cloudflare Developers / workers-and-pages-help
2y ago
Production worker - response code 520
CD
Cloudflare Developers / workers-and-pages-help
10mo ago