The issue is consistent: no database opens in phpMyAdmin, including newly created ones. File Manager works, so the problem appears isolated to the MySQL cluster assigned to my account.
Requesting verification of the MySQL server status and assistance.
The ERR_NETWORK_CHANGED code means that your network settings were changed while the page was being loaded. It is completely impossible for this to be server related. Neither the database server nor the phpMyAdmin server could cause this behavior.
This could be a network configuration issue or maybe just a virus scanner or firewall hijacking and breaking the connection.
However, since we don’t know about what’s happening on your end, there is not much we can do about this.
Not sure if this will help, but have you tried using VPN? Or if you are using Windows, you might want to try starting in Safe Mode with Networking Support. Any changes?