nice @Valana , after going to https://www.base64decode.org/ and plugging in ZmFpbHVyZTogNzEuMTgyLjE1My41OS4gdXNlciBwYXNzd29yZCBpcyBleHBpcmVk
you can see
failure: <ip addr> user password is expired
so run this command at the mariadb prompt to undo the global checking for passwords expiring:
UPDATE `globals` SET `gl_value`='0' WHERE `gl_name` = 'password_expiration_days';