BSOD Help... ntoskrnl.exe+80640

Code:

MEMORY_MANAGEMENT (1a)

BugCheck 1A, {41790, fffffa80001a0a00, ffff, 0}

Probably caused by : ntkrnlmp.exe ( nt! ?? ::FNODOBFM::`string'+36024 )

Code:

Usual causes:  Device driver, memory, kernel

Uninstall Daemon Tools Lite:

Code:

c:\program files (x86)\daemon tools lite\

This program is known to cause BSODs with Windows 7.

Update ASUS EAH5450 Series:

Code:

c:\windows\system32\drivers\atikmdag.sys, 11/18/2009 11:51 AM)

This is a very old driver, however, you may need to check both the Asus and AMD website for the updated drivers.

Run Drivier Verifier to least 24 hours to test for corrupted drivers, please upload any subsequent crashes which may occur, if a crash happens before this time frame you may stop the test.

• Driver Verifier - Enable and Disable

Run System File Checker, which will scan for corrupted or missing Windows files and then attempt to fix them if possible:

• SFC /SCANNOW : Run in Command Prompt at Boot

You could try using AMD's automatic detection program of your graphics card:

• AMD Support & Drivers