BSOD when leaving computer to sleep

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Code:

fffff880`031b42a8  fffff880`064428f2Unable to load image \SystemRoot\system32\DRIVERS\AMPPAL.sys, Win32 error 0n2
*** WARNING: Unable to verify timestamp for AMPPAL.sys
*** ERROR: Module load completed but symbols could not be loaded for AMPPAL.sys
 AMPPAL+0xf8f2
....
fffff880`031b4af8  fffff880`06837faaUnable to load image \SystemRoot\system32\DRIVERS\NETwNs64.sys, Win32 error 0n2
*** WARNING: Unable to verify timestamp for NETwNs64.sys
*** ERROR: Module load completed but symbols could not be loaded for NETwNs64.sys
 NETwNs64+0x363faa
....
fffff880`031b5258  fffff880`049a2620Unable to load image \SystemRoot\System32\Drivers\aswSP.SYS, Win32 error 0n2
*** WARNING: Unable to verify timestamp for aswSP.SYS
*** ERROR: Module load completed but symbols could not be loaded for aswSP.SYS
 aswSP+0x2e620

Avast! antivirus can often cause BSOD-s on some systems. Please uninstall and replace with Microsoft security essentials to test.

• avast! Uninstall Utility | Download aswClear for avast! Removal

Recommended antivirus program for Windows 7 based on stability compared to others:-

• Microsoft Security Essentials - Free Antivirus for Windows
• Microsoft Security Essentials Download | Free Spyware Protection
• Malwarebytes - The Free version
• Good and Free system security combination.

Do not start the free trial of Malware Bytes; remember to deselect that option when prompted.

Run a full scan with both (separately) once downloaded, installed and updated.

Update the drivers for Intel(R) Wireless WiFi Link 5000 Series Adapter Driver for Windows 7. Driver Reference Table
Drivers for Intel® Centrino® Bluetooth 3.0 + High Speed Virtual Adapter driver. Driver Reference Table

Run the System File Checker that scans the of all protected Windows 7 system files and replaces incorrect corrupted, changed/modified, or damaged versions with the correct versions if possible:

• Click on the
• Type CMD on Search
• Left click and Run as Administrator
• Type SFC /scannow

Full tutorial here:

• SFC /SCANNOW Command - System File Checker

Run Disk Check on your hard disk for file system errors and bad sectors on it:

• Disk Check

Free up the start-up, nothing except the antivirus is usually needed.

• Startup Programs - Change
• Troubleshoot Application Conflicts by Performing a Clean Startup

Let us know the results.

You're welcome.

Keep us posted either way :)

Hi. Any new BSOD-s? :)

• If your problem is solved please use the Mark this thread as solved link at the top of your thread or down on the left corner.