bad_pool_header

PC DELL Dimension 8300-WinXP sp2, zaplaty, Symantec antivirus, Spybot, AdAware.

Situacie:
- pokus o namapovanie neexistujuceho siet. disku
- pokus o namapovanie siet. disku ktory je na PC kde je FW nastaveny tak, aby neumoznil pristup zvonku na PC
- dvojklik na My Network Places

Problem-modra obrazovka s textom:

A problem has been detected and Windows has been shut down to prevent damage to your computer.

BAD_POOL_HEADER

If this is the first time you’ve seen this Stop error screen,
Restart your computer. If this screen appears again, follow these steps:
Check to make sure any new hardware or software is properly installed.
If this is a new installation, ask your hardware or software manufacturer
for any windows updates you might need.
If problem continue, disable or remove any newly installed hardware
or software. Disable BIOS memory options such as caching or shadowing.
If you need to use Safe Mode to remove or disable components, restart
Your computer, press F8 to select Advanced Startup Options, and then
select Safe Mode.

Technical information:

*** STOP: 0x00000019 (0x00000020, 0x832B2070, 0x832B2080, 0x1A02000E)

Beginning dump of physical memory
Physical memory dump complete.
Contact your system administrator or technical support group for further assistance.

Skusal som otestovat RAM, vymenit pozicie RAM v MB, preinstalovat driver sietovej karty, preinstalovat drivera grafickej karty (NVidia FX 5200), nic nepomaha. Co este skusit?