Wow keeps crashing

Is anyone playing wow getting a #0 error? Its really annoying. I can move maybe 3 feet before it crashes.

I did everything on their site, updated all the drivers, defraged and whatnot, and it still does it.

=============================================================================
World of WarCraft: Assertions Enabled Build (build 4150)

Exe: C:\Program Files\World of Warcraft\WoW.exe
Time: Jan 3, 2004 3:02:06.421 PM
User: Administrator
Computer: MIKE
------------------------------------------------------------------------------

This application has encountered a critical error:

ERROR #0 (0x85100000)
Program: C:\Program Files\World of Warcraft\WoW.exe
File: C:\build\buildWoW\ENGINE\Source\gx\CGxDevice\CGxDevice.cpp
Line: 1277
Expr: CMath::fequalz_(m_position.SquaredMag(), 1.0f, 0.01f)


WoWBuild: 4150
------------------------------------------------------------------------------

 

if your using your motherboard video card and your mother board is an msi product i would update through msi not microsoft. when i did it like that i was able to play again, it was a sound error for me