i m using nvidia GEFORCE GT720M graphics driver version is 334.89. operating system 8.1pro 64 bit. intel i5 pocesser , 8 gb ram, clock speed 2.60 ghz, other required drivers are installed. directx 11 , 9.0c , 8.0 are installed.... what i can do for run this game...troubleshoot compitibility is also not working... uninstall and reinstall it many times same problem... when i start game it shows in task manager but after 4 -5 sec its not shown in taskmanager at user procces.. plz helpppp...................