Plz Help i cant start the game i tried everything

after the game was fixed from the last bugs tried to log in but i failed so i uninstall the game the reinstall it again from the official website and there was no change i tried the same thing for more than 5 times and nothing i delete the game completely from the hard drive and the documents and i tried the CCleaner
and the same message keeps popping up after i start the game

Your client is invalid version
Re-install the latest version game client
{Crossfire Patcher v5}
PS: the game was working fine before you fixed the bugs

plz help me