Frequent post-patch crashes/reboots from game

[MD_Titus]

cheers for that, didn't have a clue what it was or where to find it

system error log is

The computer has rebooted from a bugcheck. The bugcheck was: 0x10000050 (0x8ad3f002, 0x00000000, 0xafa114f6, 0x00000000). A dump was saved in: C:\WINDOWS\Minidump\Mini041111-01.dmp.

not sure what i can open the dmp file with though...

the erro that follows directly after this is

The following boot-start or system-start driver(s) failed to load:
nvatabus