EP seasons

every time i install the sims 3 seasons it says this when i try to play C:\ Program files (x86)\Electronic Arts\The Sims 3\Game\Bin\TS3.exe is not a valid Win 32 application........and when i uninstall the seasons i can no longer play the sims 3 , it says program not responding .....HELP PLEASE    😕mileysad:   😕mileyfrustrated: