What Windows version are you using?
Also, check your antivirus program's "virus chest" or tell it to ignore/not scan the game's directory.
Have you also tried unchecking the "read only" tick mark for the folder where the game is enclosed?

Not sure if you mentioned this at some other point, in this topic, but is the AI/pathfinding for SCP-106(Old Man) implemented yet? It's going to be a bit weird given that it can travel through walls and whatnot. Also, are you going to release an alpha/demo once the alarm scene is implemented, and pr...

Can someone please tell me how to fix this? I have major lag and the screen glitches a lot. Examples: http://i1280.photobucket.com/albums/a491/MEHABABABA/FSDFSDFS_zps83e3f6be.png http://i1280.photobucket.com/albums/a491/MEHABABABA/FSDFSDFSDFGGGG_zpsf10ac2a9.png http://i1280.photobucket.com/albums/a...