Microsoft KB Archive/900609

= You may experience slow performance by some programs on a computer that is running Windows Server 2003 with Service Pack 1 =

Article ID: 900609

Article Last Modified on 10/11/2007

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APPLIES TO

 Microsoft Windows Server 2003 SP1, when used with:  Microsoft Windows Server 2003, Standard Edition (32-bit x86)

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

 Microsoft Windows Server 2003, Enterprise Edition

 Microsoft Windows Server 2003, Web Edition</li></ul>

 Microsoft Windows Server 2003, Datacenter Edition for Itanium-Based Systems</li></ul>

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

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<div class="notice_section">

<div class="symptoms_section">

SYMPTOMS
You may experience slow performance by some programs on a computer that is running Microsoft Windows Server 2003 with Service Pack 1 (SP1).

Note Service Pack 1 is included in x64-based versions of Windows Server 2003.

<div class="cause_section">

CAUSE
This problem occurs because the HashKey function is exported incorrectly as multi-byte characters instead of as Unicode characters when some programs call this function. The HashKey function is in the Mfc42u.dll file. The Mfc42u.dll file is included with Windows Server 2003 SP1.

<div class="resolution_section">

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
To apply this hotfix, you must have Microsoft Windows Server 2003 with Service Pack 1 (SP1) installed on the computer.

Restart requirement
You do not 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 tool in Control Panel.

Windows Server 2003, 32-bit versions with SP1
<pre class="fixed_text">  Date         Time   Version     Size       File name -  08-Jun-2005  13:00  6.6.8063.0  1,163,776  Mfc42u.dll

Windows Server 2003, 64-bit Itanium-based versions with SP1
<pre class="fixed_text">  Date         Time   Version     Size       File name    Platform 09-Jun-2005 04:02  6.5.4245.0  3,510,272  Mfc42u.dll   IA-64 09-Jun-2005 04:02  6.6.8063.0  1,163,776  Wmfc42u.dll  x86

Windows Server 2003, 64-bit x64-based versions
<pre class="fixed_text">  Date         Time   Version     Size       File name    Platform 09-Jun-2005 04:02  6.5.9146.0  1,462,272  Mfc42u.dll   x64 09-Jun-2005 04:02  6.6.8063.0  1,163,776  Wmfc42u.dll  x86

<div class="status_section">

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.

Keywords: kbbug kbfix kbqfe kbpubtypekc kbwinserv2003presp1fix kbhotfixserver kbwinserv2003sp2fix KB900609

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