Error 0101:8194 Ticket Not Found or Expired means we can't authenticate your connection to the login and game server. If we cannot authenticate the connection, the servers won't let you connect to the game.
You might get this error if you close the launcher while playing your game.
If launcher is open and you still get this issue, trying to connect again, rebooting your computer, or checking your system time may resolve the issue.
Try connecting again
If you get a Ticket Verification Error the try signing out and back in again. This error can display for a variety of temporary reasons. Trying again is often the quickest and most effect way to resolve this issue.
Reboot your computer
Rebooting your computer clears out stalled processes and can resolve many issues that may arise during use.
Check that your system time is correct.
If we can't authenticate a connection between your machine and our servers it could be because your system time doesn't match your location.