Crash on startup - I didnt do anything, what could cause this?

close this i fixed it

http://www.facepunch.com/showthread.php?t=772165
http://www.facepunch.com/showthread.php?t=772165
http://www.facepunch.com/showthread.php?t=772165
http://www.facepunch.com/showthread.php?t=772165