After you run Internet Explorer 7 for a long time on a computer that is running Windows XP or Windows Server 2003, Internet Explorer becomes unstable or crashes

Symptoms

Assume that on a computer that is running Windows XP or Windows Server 2003, you have Windows Internet Explorer 7 installed. After you run Internet Explorer 7 for a long time, you notice that system performance gradually decreases. Additionally, Internet Explorer becomes unstable or crashes.

If you use Performance Monitor (Perfmon.exe) to monitor Internet Explorer, you see that the Internet Explorer process consumes many virtual bytes.

This problem occurs even after you have applied hotfix 943510. For more information about hotfix 943510, see the "More information" section.

Resolution

Hotfix information for Windows Server 2003

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site: Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Prerequisites

To apply this hotfix, you must have Windows Server 2003 Service Pack 1 (SP1) or Windows Server 2003 Service Pack 2 (SP2) installed.

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 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 item in Control Panel.
Windows Server 2003 with Service Pack 1, x86-based versions
File nameFile versionFile sizeDateTimePlatform
Msctf.dll5.2.3790.3189319,48812-Aug-200808:33x86
Windows Server 2003 with Service Pack 2, x86-based versions
File nameFile versionFile sizeDateTimePlatform
Msctf.dll5.2.3790.4352317,44012-Aug-200808:04x86
Windows Server 2003 with Service Pack 1, Itanium-based versions
File nameFile versionFile sizeDateTimePlatformSP requirementService branch
Msctf.dll5.2.3790.31891,011,20012-Aug-200806:45IA-64SP1Not Applicable
Wmsctf.dll5.2.3790.3189319,48812-Aug-200806:46x86SP1WOW
Windows Server 2003 with Service Pack 2, Itanium-based versions
File nameFile versionFile sizeDateTimePlatformSP requirementService branch
Msctf.dll5.2.3790.43521,011,20012-Aug-200807:38IA-64SP2Not Applicable
Wmsctf.dll5.2.3790.4352317,44012-Aug-200807:38x86SP2WOW
Windows Server 2003 with Service Pack 1, x64-based versions
File nameFile versionFile sizeDateTimePlatformSP requirementService branch
Msctf.dll5.2.3790.3189634,88012-Aug-200806:45x64SP1Not Applicable
Wmsctf.dll5.2.3790.3189319,48812-Aug-200806:45x86SP1WOW
Windows Server 2003 with Service Pack 2, x64-based versions
File nameFile versionFile sizeDateTimePlatformSP requirementService branch
Msctf.dll5.2.3790.4352634,88012-Aug-200807:43x64SP2Not Applicable
Wmsctf.dll5.2.3790.4352317,44012-Aug-200807:43x86SP2WOW
Windows XP x64-based versions with Service Pack 1
File nameFile versionFile sizeDateTimePlatformSP requirementService branch
Msctf.dll5.2.3790.3189634,88012-Aug-200806:45x64SP1Not Applicable
Wmsctf.dll5.2.3790.3189319,48812-Aug-200806:45x86SP1WOW
Windows XP x64-based versions with Service Pack 2
File nameFile versionFile sizeDateTimePlatformSP requirementService branch
Msctf.dll5.2.3790.4352634,88012-Aug-200807:43x64SP2Not Applicable
Wmsctf.dll5.2.3790.4352317,44012-Aug-200807:43x86SP2WOW

Hotfix information for Windows XP

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem.


If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, submit a request to Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site: Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Prerequisites

To apply this hotfix, you must have Windows XP Service Pack 2 (SP2) or a later service pack installed.

For more information, click the following article number to view the article in the Microsoft Knowledge Base:
322389 How to obtain the latest Windows XP service pack

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 item in Control Panel.
Windows XP with Service Pack 2, x86-based versions
File nameFile versionFile sizeDateTimePlatform
Msctf.dll5.1.2600.3425299,52012-Aug-200807:57x86
Windows XP with Service Pack 3, x86-based versions
File nameFile versionFile sizeDateTimePlatform
Msctf.dll5.1.2600.5655299,52012-Aug-200807:50x86

Workaround

Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
322756 How to back up and restore the registry in Windows
To work around this problem, use one of the following methods:
  • Disable the advanced text services feature. To do this, follow these steps:
    1. Click Start, and then click
      Control Panel.
    2. Click Regional and Language Options.
    3. Click the Languages tab, and then click
      Details.
    4. Click the Advanced tab.
    5. Under System Configuration, click to select the Turn off advanced text services check box.
  • Edit the LoadIMM registry entry. To do this, follow these steps:
    1. Click Start, click Run, type regedit, and then press ENTER.
    2. In Registry Editor, locate and then click the following registry subkey:
      HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\IMM
    3. In the details pane, double-click the LoadIMM
      entry.
    4. In the Value data box, type
      0x0, and then click OK.
    5. Exit Registry Editor.

Status

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

More Information

For more information, click the following article number to view the article in the Microsoft Knowledge Base:
943510 A memory leak occurs in the Msctf.dll component when you use a WebBrowser control application in Windows XP, in Windows Server 2003, or in Windows Vista



For help with system performance issues in Windows Vista, visit the following Microsoft web page:
Properties

Article ID: 956625 - Last Review: Oct 8, 2011 - Revision: 1

Microsoft Windows XP Home Edition, Microsoft Windows XP Professional, Microsoft Windows Server 2003, Standard Edition (32-bit x86), Microsoft Windows Server 2003, Enterprise Edition (32-bit x86), Microsoft Windows Server 2003, Datacenter Edition (32-bit x86), Microsoft Windows Server 2003, Standard x64 Edition, Microsoft Windows Server 2003, Enterprise x64 Edition, Microsoft Windows Server 2003, Datacenter x64 Edition, Microsoft Windows Server 2003, Enterprise Edition for Itanium-based Systems, Microsoft Windows Server 2003, Datacenter Edition for Itanium-Based Systems

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