Code:
BugCheck 116, {87438438, 942babc6, c000009a, 4}
Unable to load image \SystemRoot\system32\DRIVERS\nvlddmkm.sys, Win32 error 0n2
*** WARNING: Unable to verify timestamp for nvlddmkm.sys
*** ERROR: Module load completed but symbols could not be loaded for nvlddmkm.sys
Probably caused by : nvlddmkm.sys ( nvlddmkm+8acbc6 ) Update NVIDIA GeForce 8400GS Driver: Code:
c:\windows\system32\drivers\nvlddmkm.sys (9.18.13.697, 10.34 MB (10,837,352 bytes), 10-10-2012 21:14)
Download Latest Driver >
Uninstall Current Driver >
Reboot >
Run Driver Sweeper >
Reboot >
Reinstall Driver Driver Sweeper will scan for any left over files from the old driver, old driver files can cause conflicts with new driver installations. Create a System Restore point beforehand, in case any problems or issues arise.
Driver Sweeper:
Driver Download Page:
Uninstall Daemon Tools Pro: Code:
Start Menu\Programs\DAEMON Tools Pro
Daemon Tools is known to cause BSODs with Windows 7, and therefore it recommended you uninstall this program, many people prefer to use:
Windows also has some in-built features for burning DVDs/CDs too.
Uninstall TuneUp Utilities 2013: Code:
Start Menu\Programs\TuneUp Utilities 2013
These PC optimization programs tend to cause more problems, and usually damage your system; these programs are not necessary for Windows 7.
Code:
Usual causes: Video driver, overheating, bad video card, BIOS, Power to card
Follow these steps:
Overclocking -
I recommend if you are
overclocking any hardware, that you reset these values within the BIOS to their default values in order to increase the stability of your system.
Please run the following tests for your graphics card and RAM:
Run Memtest86+ for
least 7-8 passes, and preferrly overnight as it can take a while to fully complete.
Test each
RAM stick individually, if an error is found then move the same RAM stick into the next DIMM slot and test again, if errors are found for the same RAM stick in every available slot then you have a faulty RAM module. On the other hand, if no errors are found in the next slot or the other slots for the same RAM module, then you have a faulty DIMM slot.
Test each RAM stick and every motherboard DIMM slot available.
Graphics Card:

Read all the steps within the hardware test tutorials very carefully, as stress tests is designed run components to their maximum capacity, in order to point out failing or faulty hardware components.
Use the following program to monitor your hardware temperatures during the stress test:
Hard Drive:
Scan for corrupted or missing Windows files with:
Please check for the
latest driver updates for your graphics card on the manufacturer's website, and check for any driver compatibility issues with:
If you are using DirectX, then try uninstalling and then reinstalling the DirectX Runtime: