Problem starting the Sims 3 Launcher

[Carlotta717]

I have A question.If I unistall the base game.I have to erase the custom contest I have in the art eletronic folder and the saved game??.
Im having trouble with the launcher,its say mistake about log in when starting up and it started after I installed the latest patches.I want to know because I have a lot of custom contest in my sims game and already a lot of family in the games and I dont to start with everything like beiginning again.thank you and have a nice day.