driver irql_not_less_or_equal (nwifi.sys)

Hi,

Results verified by WinDBG, DumpCHK, and BlueScreenView.

The Bug_Check were D1 CAUSE nwifi.sys which is Windows component which means something
else drove it into Fault. From the Stack the CAUSE is indicated as avgwfpa.sys AVG Firewall.

BugCheck D1, {a, 2, 0, fffff8802a4a5b5d}
Probably caused by : nwifi.sys ( nwifi!Dot11PacketConverterReturnPacket+29 )

fffffa80`00000002 : avgwfpa+0x5e6b

avgwfpa.sys dated 11/26/2012 AVG Firewall.

fffff880`042f3000 fffff880`04328000   avgwfpa  T (no symbols)          
    Loaded symbol image file: avgwfpa.sys
    Image path: \SystemRoot\system32\DRIVERS\avgwfpa.sys
    Image name: avgwfpa.sys
    Timestamp:        Mon Nov 26 14:09:35 2012 (50B3E89F)

1. Uninstall AVG and run the AVG Removal Tool to prevent trouble causing remnents. Check
with AVG Support, their on-line documentation and drivers, and ask in their forums about
any known issues.

AVG Removal Tool
http://www.avg.com/us-en/utilities

List of anti-malware program cleanup/uninstall tools
http://answers.microsoft.com/en-us/protect/forum/protect_start/list-of-anti-malware-program-cleanupuninstall/407bf6da-c05d-4546-8788-0aa4c25a1f91

Uninstallers (removal tools) for common antivirus software
http://kb.eset.com/esetkb/index?page=content&id=SOLN146 

AVG
http://www.avg.com/us-en/homepage

AVG - Support
http://www.avg.com/us-en/support

AVG - Free Support
http://free.avg.com/us-en/support

AVG - Forums
http://forums.avg.com/us-en/avg-forums

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2. Check with HP Support, their on-line documentation and drivers, and ask in their forums about
any known issues. Check for updates to the BIOS, low level chipset drivers, and the other major
on-board and separate device drivers. Run DriverView - set VIEW to Hide Microsoft drivers - update
those without Dump in their names. Be sure to update the WiFI (Wireless) Drivers. See driver update
methods and HP links in the previously posted troubleshooter.

BiosVersion = F.24
BiosReleaseDate = 01/17/2013 <- BIOS if very current however there may be a newer version. Also
check for updates to the chipset drivers and the major on-board and separate device drivers.
SystemManufacturer = Hewlett-Packard
SystemProductName = HP Pavilion g7 Notebook PC
SystemFamily = 103C_5335KV G=N L=CON B=HP S=PAV X=Null
SystemVersion = 0883110000385910000620100
SystemSKU = C6H53EA#UUG
BaseBoardManufacturer = Hewlett-Packard
BaseBoardProduct = 1842
BaseBoardVersion = 56.32

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3. After all the updates you might try re-installing AVG.

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4. If the issue continue run Driver Verifier to see it if can indicate an CAUSE (see Driver Verified methods
in the previously posted troubleshooter above). And you may need to leave AVG uninstalled.

Hope this helps.

Rob Brown - Microsoft MVP <- profile - Windows Expert - Consumer : Bicycle <- Mark Twain said it right