When users select Files, they get the Loading chunk failed error.
This means Teams was unable to load all the components of the file youre trying to access.
When Teams goes into that state, users also lose access to their calendar and chat history.
Thats why it may be a good idea toexport your chat historyfrom time to time.
find out if the same error persists.
Additionally, switch to different browsers and verify if you notice any difference.
attempt to sign off from Teams using the taskbar.
Simply right-hit the Teams icon on the Taskbar and selectSign out.
Then log back in, and look to see if the problem is resolved.
wipe the Local Cache
Update Teams
Ensure youre running the latest Teams app version.
Certain app features may not work as intended on outdated app versions.
tap on your profile picture and selectCheck for Updates.
Change Your Password
Some users managed to fix this glitch by resetting their Microsoft password.
If you recentlychanged your password, change it again and go back to your previous password.
If theres some bang out of security conflict, resetting the password to your previous password could help.
Reinstall the App
If nothing worked, uninstall Teams.