You installed rohan online on vista but when you double click the shortcut to play suddenly your vista restarts itself why

With Vista you need to run as administrator or it thinks its a virii Solution: 1: Create restore point and take registry backup.
2: Delete all unwated software's, and toolbar, security software's. from program and feature. 3: Delete all temp files.
4: Disable all unwanted services from startup and then delete from registry.
5: reset internet explorer and register all .dll files.
6: scan with spyware removal and trojon removal tool.
7: Restart the computer and check windows update. if found and then update.