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Article ID: 894551 - Last Review: August 29, 2007 - Revision: 2.1

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SYMPTOMS

On a computer that is running Microsoft Windows XP, the RichEdit control stores data that is not valid when you enter a surrogate pair that is not valid in the RichEdit control. When you stream data from the RichEdit control by using the EM_STREAMOUT message, the data appears corrupted.

RESOLUTION

Hotfix information

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:
http://support.microsoft.com/contactus/?ws=support (http://support.microsoft.com/contactus/?ws=support)
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

You must have Microsoft Windows XP Service Pack 1 (SP1) or Microsoft Windows XP Service Pack 2 (SP2) installed to apply this hotfix. For more information about how to obtain Windows XP SP2, click the following article number to view the article in the Microsoft Knowledge Base:
322389  (http://support.microsoft.com/kb/322389/ ) How to obtain the latest Windows XP service pack

Restart requirement

You do not have to restart your computer after you apply this hotfix unless you are using a program that uses the RichEdit control.

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 XP SP1, 64-bit versions
   Date         Time   Version       Size       File name      Platform
   --------------------------------------------------------------------
   18-Feb-2005  05:46  5.41.15.1508  1,764,864  Msftedit.dll   IA64
   18-Feb-2005  05:47  5.41.15.1508    504,832  Wmsftedit.dll  X86
Windows XP SP1, 32-bit versions
   Date         Time   Version       Size     File name
   -------------------------------------------------------
   18-Feb-2005  05:47  5.41.15.1508  504,832  Msftedit.dll
Windows XP SP2, 32-bit versions
   Date         Time   Version       Size     File name
   -------------------------------------------------------
   18-Feb-2005  05:46  5.41.15.1511  537,600  Msftedit.dll

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 numbers to view the articles in the Microsoft Knowledge Base:
824684  (http://support.microsoft.com/kb/824684/ ) Description of the standard terminology that is used to describe Microsoft software updates
816915  (http://support.microsoft.com/kb/816915/ ) New file naming schema for Microsoft Windows software update packages

REFERENCES

For more information about the RichEdit control, click the following article number to view the article in the Microsoft Knowledge Base:
884047  (http://support.microsoft.com/kb/884047/ ) The RichEdit control stores data that is not valid when you enter a surrogate pair that is not valid in the RichEdit control on computers that are running Windows XP or Windows 2000

APPLIES TO
  • Microsoft Windows XP Professional
  • Microsoft Windows XP Home Edition
  • Microsoft Windows XP Professional 64-Bit Edition (Itanium)
Keywords: 
kbautohotfix kbprb kbqfe kbhotfixserver KB894551
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