ChunkLoadError: Loading chunk failed.

[theguymadmax]

You need to clear the cache on whatever client you're using. For example, if you're using the webUI on Firefox, clear the browser cache. If you're using Jellyfin Media Player, you'll need to delete its cache folders.

Also, why are you upgrading to version 10.10.6? The latest is 10.10.7; older versions have several security vulnerabilities.