Plz help why cant enter to game?

[Vonlight]

When i click Start button suddenly pop up like that, plz help tell me what happen? Already try to reinstall and install back but still same

[Tonika]

Try restarting your computer. Then, try verifying it. See if that works.

[Vonlight]

already try restart, try check memory card but still same 

[Tonika]

Did you try verifying?

Also try this:

http://epicpw.com/index.php?topic=3102.0

[KrowMaet]

i get same msg's when some file missing.. avast work i think, had to reinstall