why are there black lime flickering all over my screen.

[Spearminty99]

its been doing this since i accidentally left my game on for three days. i exited the game and re entered the game many times. what do i do?

[Tremayne4260]

Try shutting down your computer and then restarting it. Something may be running that is causing the issue and shutting down and rebooting may clear it up. 

Also, please tell us which version of the Sims you are trying to play. Sims 3 or 4. That way we can troubleshoot properly for the game.