Login Screen Appear But Automatic Close.

My Problem Is, I Click On Launcher Icon, the Launcher Appears Normaly, then i Click Launch,I Wait For Load HWGC Stuff 100% Ok so far, Then sometimes appear login screen then some seconds later it closes.sometimes i click launch it just gives 100% on HWGC , and it open a black screen and close.

Yeah Very Weird, Just After This Other New Mini Patch I Got This, i have tryed re-download and re-install but nothing, also i dont have any antivirus and my firewall is off, i passed up ccleaner also wont work.


thanks, waiting for some answers.