BSOD because of nv4_disp in windows XP...whats causing it?

Maverick

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Jun 14, 2000
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I've been getting lock ups ever since I upgraded my system about a week ago. They all seem to stem from video card driver problems. Before it was just freezing so today I let it hang for a while and got a BSOD error. Seems that nv4_disp is in an infinite loop. I've tried 5 different detonator drivers to no avail. What else could be causing my video driver to go into an infinite loop?
 

Mav3N

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Nov 10, 2000
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ive had similar issues and it was due to my card being overclocked to hi and heat

so if ur card is oced then reduce it or open up ur case and let more air in
 

Maverick

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Jun 14, 2000
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I'm using the Gigabyte 8SG667. Its shipping BIOS is right now the weakest BIOS imaginable. It has very few adjustable settings and no pc health status monitoring other than CPU fan speed. One thing I can do is reduce the AGP/PCI clock. Right now its set at 66. Using a Geforce3 should I lower it or raise it to get some stability?

The clock is not overclocked right now...nothing in the system is. The motherboard doesn't have any temperature monitors yet so I have no idea how hot things are running. I can't imagine it would be too hot. Hopefully a better BIOS will come out soon.
 

DN

Senior member
Nov 19, 2001
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Uhm, can you mention what you upgraded in your PC..? One of the things you could start by doing is seeing if the fan on your video card is actually running (that is, if there is one)..
 

Maverick

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Jun 14, 2000
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I changed the motherboard, CPU, and memory. Went from Athlon Thunderbird 1.2 ghz to p4 Northwood 2.53 ghz. RAM changed to DDR. Mobo from KT133 based MSI K7TPro2A to Gigabyte 8SG667.

The fan is working though...seems like the card is getting enough cooling. It never had a problem before.
 

kazamobah

Senior member
Aug 4, 2001
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I had this same problem awhile back. I tried about 30 drivers and all types of BIOS settings and nothing worked.

I finally fixed the problem by removing every addon card(except video) and then started adding them 1 by 1. After I put a new card in I booted up to windows and tested some games. Eventually, every card was back in and I had a stable system.
 

DN

Senior member
Nov 19, 2001
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Originally posted by: Shiva112
I changed the motherboard, CPU, and memory. Went from Athlon Thunderbird 1.2 ghz to p4 Northwood 2.53 ghz. RAM changed to DDR. Mobo from KT133 based MSI K7TPro2A to Gigabyte 8SG667.

The fan is working though...seems like the card is getting enough cooling. It never had a problem before.

Do the obvious first by making sure things are properly plugged in and properly seated (pci cards, ram, etc).. If that doesn't fix the issue, I'd try DDR that you know works in that motherboard, it would be my first guess as to the issue.. Make sure again that you are not overclocking anything by mistake..