To improve security, we will soon start forcing password resets for any account that uses a weak password on the next login. If you have a weak password or a defunct email, please update it now to prevent future disruption.
There's no "start" label, what is weird, but not unseen.
This generally happen when Ren'py can't, either, access the .rpa files or .rpyc one, because their format have been altered, but you're trying to play the game with an official version of Ren'py.