Solved
BF3 opens and closes after a short period
Hello, This weekend I tried to play BF3 again and when I started the game I got a weird message, a window opened saying that it didn't find my key for the game and if I was using the wrong account o...
It sounds related to a client update you need.
Check this post below:https://answers.ea.com/t5/Battlefield-3/Battlelog-Launching-Issue-Origin/m-p/7820914#M134259
If that doesn't fix it try deleting Origin and re-download the latest version here. Once you open it up, right-click on BF3 in your library and select "Repair." Then launch the game.
