Microsoft KB Archive/917781

= An access violation error may occur in the W3wp.exe process after you install hotfix 908521 or Security Update 933729 in Windows Server 2003 with Service Pack 1 =

Article ID: 917781

Article Last Modified on 11/1/2007

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APPLIES TO

 Microsoft Windows Server 2003 Service Pack 1, when used with:  Microsoft Windows Server 2003, Standard Edition (32-bit x86)

 Microsoft Windows Server 2003, Enterprise Edition (32-bit x86)

 Microsoft Windows Server 2003, Enterprise Edition for Itanium-based Systems  Microsoft Windows Server 2003, Enterprise x64 Edition</li> Microsoft Windows Server 2003, Standard x64 Edition</li></ul>

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SYMPTOMS
In Microsoft Windows Server 2003 with Service Pack 1, an access violation error may occur in the W3wp.exe process if both of the following conditions are true:
 * Hotfix 908521 is installed or security update 933729 is installed.
 * The remote procedure call (RPC) over HTTP proxy networking component is enabled.

When this problem occurs, the following events are logged in the Application log.

Error ID: 1000 Event Type: Error

Event Source: Application Error

Event Category: (100)

Event ID: 1000

Date:

Time:

User: N/A

Computer:

Description: Faulting application w3wp.exe, version 6.0.3790.1830, faulting module rpcrt4.dll, version 5.2.3790.2568, fault address 0x000362ba.

Error ID: 1002 Event Type: Error

Event Source: W3SVC

Event Category: None

Event ID: 1002

Date:

Time:

User: N/A

Computer:

Description: Application pool 'DefaultAppPool' is being automatically disabled due to a series of failures in the process(es) serving that application pool.

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CAUSE
This problem occurs because a notification is incorrectly sent to the application by using RPC over HTTP.

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Service pack information
To resolve this problem, obtain the latest service pack for Windows Server 2003. For more information, click the following article number to view the article in the Microsoft Knowledge Base:

889100 How to obtain the latest service pack for Windows Server 2003

Prerequisites
Because of file dependencies, this hotfix requires Microsoft Windows Server 2003 Service Pack 1 or an x64-based version of Windows Server 2003.

Note The x64-based versions of Windows Server 2003 include the features and fixes that are included in Windows Server 2003 Service Pack 1. If you have an x64-based version of Windows Server 2003, you do not have to install Windows Server 2003 Service Pack 1.

For more information, click the following article number to view the article in the Microsoft Knowledge Base:

889100 How to obtain the latest service pack for Windows Server 2003

Restart requirement
You have to restart the computer after you apply this hotfix.

Hotfix replacement information
This hotfix does not replace any other hotfixes.

File information
The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.

Windows Server 2003 with Service Pack 1, IA64-based versions
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STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section. This problem was first corrected in Windows Server 2003 Service Pack 2.

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MORE INFORMATION
For more information, click the following article number to view the article in the Microsoft Knowledge Base:

908521 Office Outlook 2003 may stop responding on a computer that is running Windows Server 2003 or Windows XP because of a problem in the RPC engine

Additional query words: CM bug 54544

Keywords: kbwinserv2003sp2fix kbqfe kbexpertiseinter kbhotfixserver KB917781

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