I have had problems with multiple upgrade interrupting me today without warning, and suddenly a production app that worked stopped working, and unable to load files from my database.
When I try to open the database, I see a twirling placeholder, then nothing.

I don't understand how you can expect us to use this application as a production environment when it moves back and forth between usable, locked-up, and now unreachable.
The headers I see sent, and response:
