Failed to Fetch in dashboard and other areas -- browser extension
Last edited: October 13, 2026
Although Failed to Fetch can occur for a variety of reasons a common one in the dashboard or when using update code is related to a browser extension.

https://chrome.google.com/webstore/detail/allow-cors-access-control/lhobafahddgcelffkeicbaginigeejlf
This extension sets PATCH to be blocked by default for some reason…
Related topics
- Dashboard not loading or project not loading
- No toast messages on the dashboard
- Dashboard errors when managing users