FIX: ISA 2006 may crash with the error "DRIVER_IRQL_NOT_LESS_OR_EQUAL (d1)"

Article ID: 2620069 - View products that this article applies to.
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SYMPTOMS

Microsoft Internet Security and Acceleration (ISA) Server 2006 may crash and report the following stop error:
DRIVER_IRQL_NOT_LESS_OR_EQUAL (d1)

An attempt was made to access a pageable (or completely invalid) address at an
interrupt request level (IRQL) that is too high. This is usually
caused by drivers using improper addresses.
If kernel debugger is available get stack backtrace.
Arguments:
Arg1: 00000000, memory referenced
Arg2: d0000002, IRQL
Arg3: 00000000, value 0 = read operation, 1 = write operation
Arg4: 00000000, address which referenced memoryArg4: 00000000, address which referenced memory
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RESOLUTION

To resolve this problem, install the service pack that is described in the following Microsoft Knowledge Base article:
2616326
(http://support.microsoft.com/kb/2616326/ )
 Description of the ISA Server 2006 hotfix package: September 2011

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MORE INFORMATION

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
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Properties

Article ID: 2620069 - Last Review: October 5, 2011 - Revision: 1.0
APPLIES TO
  • Microsoft Internet Security and Acceleration Server 2006 Service Pack 1, when used with:
    • Microsoft Internet Security and Acceleration Server 2006 Enterprise Edition
    • Microsoft Internet Security and Acceleration Server 2006 Standard Edition
Keywords: 
kbfix kbbug kbexpertiseadvanced kbsurveynew KB2620069
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