I keep seeing the message that's in this thread's title pop up whenever I'm playing. Re-installed twice, but getting that message just shortly after I log on. Had my computer for only half a year, but here are the specs (I don't OC).

-=-=-=-=-=-=- System Information -=-=-=-=-=-=-

Operating System Microsoft Windows 7 Home Premium Edition Service Pack 1 64bit (build 7601)
Processor Intel(R) Core(TM) i7-2600K CPU @ 3.40GHz
Number of Processors Logical Core Count 8 Physical Core Count 4
BIOS BIOS Date: 02/05/10 19:13:52 Ver: 08.00.10
Language English (Regional Setting: English)
Physical Memory 8168.859MB
Virtual Memory 2047.875MB
Page File 16335.914MB
Storage C:\ Hard Disk Drive Total Disk Space 931.413GB Free Disk Space 873.163GB
DirectX Version DirectX 11
Graphic Device(s) NVIDIA GeForce GTX 570
+Device \\.\DISPLAY1
+Chip GeForce GTX 570
+Maker NVIDIA
+Video Memory 1248.438 MB
+Shared Video Memory 2815.848 MB
+DAC Type Integrated RAMDAC
+Display Mode 1176 x 664 (32 bit) (60Hz)
+Driver nvd3dumx.dll,nvwgf2umx.dll,nvwgf2umx.dll,nvd3dum,nvwgf2um,nvwgf2um
+Driver Version 8.17.0012.8026
+Driver Date 8/3/2011 3:50:00 AM
+Driver Language English
+Vertex Shader 3.0
+Pixel Shader 3.0
+Vertex Texture Supported
Any ideas as to why I'd be getting this message?