If you installed security update 873333 (MS05-012), you may experience one or more of the following problems:

•	You may receive the following error message after you start the computer: Generic Host Process for Win32 Services Error Note This problem only occurs in Microsoft Windows XP Service Pack 2 (SP2).
•	File names are not displayed in e-mail messages that include file attachments when the following conditions are true: • The file name contains double-byte character set (DBCS) characters. • The file name is longer than 42 characters. Note This problem only occurs when the e-mail message format is Rich Text.
•	An application that implements the IMallocSpy debugging interface may experience heap corruption after you install security update 873333. For more information, click the following article number to view the article in the Microsoft Knowledge Base: 894194 (http://support.microsoft.com/kb/894194/) An application that implements the IMallocSpy debugging interface may experience heap corruption after you install security update 873333

For more information about security release MS05-012, click the following article number to view the article in the Microsoft Knowledge Base:

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Hotfix information

A supported hotfix is now available from Microsoft. For Windows XP SP2, the Generic Host Process error can potentially occur on any system at any time. Although you receive the error message shortly after system startup, the actual error occurred during the previous system shutdown. Because of the broad nature of this issue, this hotfix was made available through Windows Update and distributed to users who have Automatic Updates enabled to eliminate this problem on Windows XP SP2 systems. For Windows XP SP2, you may experience one last Generic Host Process error upon restart after you install this hotfix. This is from the previous system shutdown before the new version installation was completed.

For Microsoft Windows Server 2003 and Microsoft Windows 2000, this hotfix is only intended to correct the problems that are described in this article. Only apply this hotfix to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next Windows service pack that contains this hotfix. To resolve this problem immediately, download the hotfix from the following locations.

Windows Server 2003, 32-bit versions

The following file is available for download from the Microsoft Download Center:

Download the WindowsServer2003-KB894391-x86-enu.exe package now. (http://www.microsoft.com/downloads/details.aspx?FamilyId=C4B0D34C-2796-4BE1-B509-C7AFF9D593B0&displaylang=en)

Windows Server 2003, Itanium-based Editions

The following file is available for download from the Microsoft Download Center:

Download the WindowsServer2003-KB894391-ia64-enu.exe package now. (http://www.microsoft.com/downloads/details.aspx?FamilyId=383B2763-6C82-4070-A1B1-1D00FE7C1622&displaylang=en)

Windows XP, 32-bit versions

The following file is available for download from the Microsoft Download Center:

Download the WindowsXP-KB894391-x86-ENU.exe package now. (http://www.microsoft.com/downloads/details.aspx?FamilyId=A87B44B9-7A6A-49B6-BD89-AFAD4E049C48&displaylang=en)

Note This hotfix was made available through Windows Update and distributed to users who have Automatic Updates enabled.

Windows XP, 64-bit version (Itanium)

The following file is available for download from the Microsoft Download Center:

Download the WindowsXP-KB894391-ia64-ENU.exe package now. (http://www.microsoft.com/downloads/details.aspx?FamilyId=6D111D8D-5649-4BAD-BEA8-3BDB92F3732B&displaylang=en)

Windows 2000

The following file is available for download from the Microsoft Download Center:

Download the Windows2000-KB894391-x86-ENU.exe package now. ( http://www.microsoft.com/downloads/details.aspx?FamilyId=5872F7D3-086E-41C0-A08C-437BACC3002F&displaylang=en)

For more information about how to download Microsoft Support files, click the following article number to view the article in the Microsoft Knowledge Base: Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

Prerequisites

No prerequisites are required.

Restart requirement

You must 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 tool in Control Panel.

Microsoft Windows Server 2003, 32-bit versions

   Date         Time   Version       Size       File name     Folder
   ------------------------------------------------------------------
   20-Feb-2005  00:16  5.2.3790.275  1,192,448  Ole32.dll     RTMQFE
   20-Feb-2005  00:16  5.2.3790.275     72,192  Olecli32.dll  RTMQFE     
   20-Feb-2005  00:16  5.2.3790.275     36,352  Olecnv32.dll  RTMQFE
   16-Mar-2004  03:17  5.2.3790.141     26,112  Rpcproxy.dll  RTMQFE
   16-Mar-2004  03:17  5.2.3790.141    659,968  Rpcrt4.dll    RTMQFE
   20-Feb-2005  00:16  5.2.3790.275    294,912  Rpcss.dll     RTMQFE
   20-Feb-2005  00:06  5.2.3790.275  1,192,448  Ole32.dll     RTMGDR  
   20-Feb-2005  00:06  5.2.3790.275     72,192  Olecli32.dll  RTMGDR
   20-Feb-2005  00:06  5.2.3790.275     36,352  Olecnv32.dll  RTMGDR
   16-Mar-2004  03:09  5.2.3790.137     26,112  Rpcproxy.dll  RTMGDR
   16-Mar-2004  03:09  5.2.3790.137    660,992  Rpcrt4.dll    RTMGDR
   20-Feb-2005  00:06  5.2.3790.275    294,400  Rpcss.dll     RTMGDR

Windows Server 2003, Itanium-based Editions

   Date         Time   Version       Size       File name      CPU    Folder
   -----------------------------------------------------------------------------
   19-Feb-2005  22:16  5.2.3790.275  3,578,880  Ole32.dll      IA-64  RTMQFE
   19-Feb-2005  22:16  5.2.3790.275    223,744  Olecli32.dll   IA-64  RTMQFE
   19-Feb-2005  22:16  5.2.3790.275     89,088  Olecnv32.dll   IA-64  RTMQFE
   31-Mar-2004  01:25  5.2.3790.141     73,216  Rpcproxy.dll   IA-64  RTMQFE
   31-Mar-2004  01:25  5.2.3790.141  2,150,400  Rpcrt4.dll     IA-64  RTMQFE
   19-Feb-2005  22:16  5.2.3790.275    688,640  Rpcss.dll      IA-64  RTMQFE
   19-Feb-2005  22:16  5.2.3790.275  1,192,448  Wole32.dll     x86    RTMQFE\WOW
   19-Feb-2005  22:16  5.2.3790.275     72,192  Wolecli32.dll  x86    RTMQFE\WOW
   19-Feb-2005  22:16  5.2.3790.275     36,352  Wolecnv32.dll  x86    RTMQFE\WOW
   31-Mar-2004  01:26  5.2.3790.141     26,112  Wrpcproxy.dll  x86    RTMQFE\WOW
   31-Mar-2004  01:26  5.2.3790.141    544,256  Wrpcrt4.dll    x86    RTMQFE\WOW
   19-Feb-2005  22:06  5.2.3790.275  3,577,856  Ole32.dll      IA-64  RTMGDR
   19-Feb-2005  22:06  5.2.3790.275    223,744  Olecli32.dll   IA-64  RTMGDR
   19-Feb-2005  22:06  5.2.3790.275     89,088  Olecnv32.dll   IA-64  RTMGDR
   31-Mar-2004  01:29  5.2.3790.137     73,216  Rpcproxy.dll   IA-64  RTMGDR
   31-Mar-2004  01:29  5.2.3790.137  2,140,160  Rpcrt4.dll     IA-64  RTMGDR
   19-Feb-2005  22:06  5.2.3790.275    687,616  Rpcss.dll      IA-64  RTMGDR
   19-Feb-2005  22:06  5.2.3790.275  1,192,448  Wole32.dll     x86    RTMGDR\WOW
   19-Feb-2005  22:06  5.2.3790.275     72,192  Wolecli32.dll  x86    RTMGDR\WOW
   19-Feb-2005  22:06  5.2.3790.275     36,352  Wolecnv32.dll  x86    RTMGDR\WOW
   31-Mar-2004  01:29  5.2.3790.137     26,112  Wrpcproxy.dll  x86    RTMGDR\WOW
   31-Mar-2004  01:29  5.2.3790.137    542,208  Wrpcrt4.dll    x86    RTMGDR\WOW

Note When you install this hotfix on a computer that is running Windows Server 2003, the installer checks to see if one or more of the files that are being updated on the computer have previously been updated by a Microsoft hotfix. If you have previously installed a hotfix to update an affected file, the installer copies the RTMQFE files to the computer. Otherwise, the installer copies the RTMGDR files to the computer.

Windows XP, 32-bit versions

   Date         Time   Version        Size       File name      Folder
   -------------------------------------------------------------------
   28-Apr-2005  19:33  5.1.2600.1675  1,190,400  Ole32.dll      SP1QFE
   28-Apr-2005  19:33  5.1.2600.1675     68,608  Olecli32.dll   SP1QFE 
   28-Apr-2005  19:33  5.1.2600.1675     35,328  Olecnv32.dll   SP1QFE
   06-Mar-2004  02:16  5.1.2600.1361    535,552  Rpcrt4.dll     SP1QFE
   28-Apr-2005  19:33  5.1.2600.1675    275,456  Rpcss.dll      SP1QFE
   28-Apr-2005  18:35  5.1.2600.2665  1,286,144  Ole32.dll      SP2QFE 
   28-Apr-2005  19:35  5.1.2600.2665     74,752  Olecli32.dll   SP2QFE
   28-Apr-2005  19:35  5.1.2600.2665     37,376  Olecnv32.dll   SP2QFE
   28-Apr-2005  19:35  5.1.2600.2665    396,288  Rpcss.dll      SP2QFE
   28-Apr-2005  19:31  5.1.2600.2665  1,285,120  Ole32.dll      SP2GDR
   28-Apr-2005  19:31  5.1.2600.2665     74,752  Olecli32.dll   SP2GDR
   28-Apr-2005  19:31  5.1.2600.2665     37,888  Olecnv32.dll   SP2GDR
   28-Apr-2005  19:31  5.1.2600.2665    395,776  Rpcss.dll      SP2GDR

Windows XP, 64-bit version (Itanium)

   Date         Time   Version        Size       File name        CPU
   --------------------------------------------------------------------
   28-Apr-2005  18:30  5.1.2600.1675  4,356,608  Ole32.dll        IA-64
   28-Apr-2005  18:30  5.1.2600.1675    241,152  Olecli32.dll     IA-64
   28-Apr-2005  18:30  5.1.2600.1675     97,280  Olecnv32.dll     IA-64
   06-Mar-2004  01:07  5.1.2600.1361  2,317,824  Rpcrt4.dll       IA-64
   28-Apr-2005  18:30  5.1.2600.1675    784,896  Rpcss.dll        IA-64
   28-Apr-2005  18:33  5.1.2600.1675  1,190,400  Wole32.dll       x86
   28-Apr-2005  18:33  5.1.2600.1675     68,608  Wolecli32.dll    x86
   28-Apr-2005  18:33  5.1.2600.1675     35,328  Wolecnv32.dll    x86
   06-Mar-2004  01:16  5.1.2600.1361    509,440  Wrpcrt4.dll      X86

Notes The Windows XP and Microsoft Windows XP Professional 64-Bit Edition (Itanium) 2003 versions of this hotfix are packaged as dual-mode packages. These dual-mode packages contain files for the original version of Windows XP Service Pack 1 (SP1) and files for Windows XP SP2.

For more information, click the following article number to view the article in the Microsoft Knowledge Base: When you install this hotfix on a computer that is running Windows XP SP2 or Windows XP Professional 64-Bit Edition (Itanium) 2003, the installer checks to see if one or more of the files that are being updated on the computer have previously been updated by a Microsoft hotfix.

If you have previously installed a hotfix to update an affected file, one of the following conditions occurs, depending on the operating system:

•	Windows XP SP2 The installer copies the SP2QFE files to the computer.
•	Windows XP Professional 64-Bit Edition (Itanium) 2003 The installer copies the RTMQFE files to the computer.

If you have not previously installed a hotfix to update an affected file, one of the following conditions occurs, depending on the operating system:

•	Windows XP SP2 The installer copies the SP2GDR files to the computer.
•	Windows XP Professional 64-Bit Edition (Itanium) 2003 The installer copies the RTMGDR files to the computer.

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

Windows 2000

   Date         Time   Version            Size    File name
   --------------------------------------------------------------
   11-May-2005  05:55  5.0.2195.7034     957,712  Ole32.dll        
   11-May-2005  05:55  5.0.2195.7009      69,392  Olecli32.dll     
   19-Feb-2005  23:13  5.0.2195.7034      36,624  Olecnv32.dll     
   11-Mar-2004  20:29  5.0.2195.6904     449,808  Rpcrt4.dll       
   19-Feb-2005  23:13  5.0.2195.7034     212,240  Rpcss.dll        

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This problem was corrected in security update 902400 (http://support.microsoft.com/kb/902400/).

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If you have limited user accounts, which are user accounts that are not administrators, on the computer, individual error reports are saved and not sent until someone with an Administrative User account logs in. Because of this issue, you may receive multiple Windows error reports after you have installed the fix for the Generic Host Process error. If this behavior occurs, click Send Error Report for each report.
For more information about the standard terminology that is used to describe Microsoft software updates, click the following article number to view the article in the Microsoft Knowledge Base:

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If you are still experiencing problems that are similar to those that this article describes, it may be a different problem than the problem that this article describes. Here is a list of articles that discuss similar problems. You can review these articles to try to address the problem: If the these articles do not help you to resolve the problem or if you experience symptoms that differ from those that this article describes, you might want to search the Microsoft Knowledge Base for more information. To search the Microsoft Knowledge Base, visit the following Microsoft Web site: Then, type the text of the error message that you receive, or type a description of the problem in the Search Support (KB) field. Or, if you prefer, you might want to ask someone for help or contact support. For information about how to do this, visit the following Microsoft Web site:

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