Russ:

the bootlog indicates that the loading failed at ACPI Multiprocessor PC.
This is a system file and I'm not sure how to proceed without reinstalling.
Isn't this a critical file? Should I try uninstalling Service PAck 2?

Doyle



The Law has been broken.....He who breaks the Law shall be punished - back
to the House of Pain!




>Hi Doyle,
>
>Having written device drivers for Windows myself, I can tell you that this
>message occurs when certain kernel functions are called at the wrong IRQ
>level. If the hardware of the system is OK, then this would indicate a
>problem with a driver. Sometimes it could be caused by a driver, due to
>some
>change in hardware or configuration that causes the driver to execute a
>different code path than before.
>
>The fact that it boots up in safe mode indicates that it is probably being
>caused by one of the drivers not loaded in safe mode. Here are a couple
>suggestions to try..
>
>1.) If the RAM is in more than one slot, try switching them around. This
>might help isolate if it is RAM (since you say you don't have any spares to
>try).
>
>2.) Just after POST, before the system starts to boot, preee 'F8', just
>like
>you are trying to go into safe mode, but instead select "Enable boot
>logging", then let it try to boot with logging enabled. It will probably
>blue screen like bfore, but next time you reboot, go into safe mode, and
>then view the boot log file located as "c:\winnt\ntbtlog.txt". Perhaps the
>last (or one of the last) drivers loaded as mentioned in the file is the
>culprit.
>
>3.) If all else fails, try disabling all the devices except those that are
>absolutely necessary, if it will boot, then enable each one by one in
>device
>manager to see if one  will crash as you enable it.
>
>Russ Poffenberger
>[log in to unmask]
>
>-----Original Message-----
>From: PCBUILD - Personal Computer Hardware discussion List
>[mailto:[log in to unmask]] On Behalf Of Doyle Hirsch
>Sent: Saturday, January 01, 2005 8:41 PM
>To: [log in to unmask]
>Subject: [PCBUILD] IRQL
>
>
>My sister's Dell 8250 running XP Home has stopped funtionning.. It
>bluescreens before the boot screen with the following error:
>
>IRQL_NOT_LESS_OR_EQUAL
>
>It will boot into safe mode. So I uninstalled the video drivers but it made
>no difference. Either does trying system restore. She updated to Service
>Pack 2 a couple of months ago. But it was running fine until last week. She
>hasn't added any hardware. I removed Norton, but that made no difference. I
>thought it might be a RAM failure but I can't check it because this
>computer
>is using that damn Rambus RAM and of course I don't have any extra. Any
>ideas before a reinstall? I checked the Knowledge Base but it didn't clear
>up much.
>
>Doyle Hirsch
>
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