HrResolveOneOffs() Function Incorrectly Handles Unicode Address Strings in Outlook Express 6 SP1

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When you use a third-party program that contains an integrated e-mail system, for example ACT!, and you run the program in debug mode and send an e-mail message, you may receive a user breakpoint error. This problem may occur if the following conditions are true:
  • The program is configured to use Outlook Express 6 Service Pack 1 (SP1) to send e-mail.
  • The program makes a call to the HrResolveOneOffs() function.
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. The English version of this fix has the file attributes (or later) 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.
   Date         Time      Version        Size     File name        --------------------------------------------------------   13-Jun-2003  13:27:02  6.0.2800.1211  462,848  Wab32.dll				
Note Because of file dependencies, this update requires Internet Explorer 6 Service Pack 1 (SP1).

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.
The third-party products that are discussed in this article are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, regarding the performance or reliability of these products.

Article ID: 819540 - Last Review: 01/11/2015 22:43:23 - Revision: 1.7

  • Microsoft Outlook Express 6.0
  • Microsoft Internet Explorer 6.0 SP1
  • kbnosurvey kbarchive kbautohotfix kbhotfixserver kbqfe kbfix kbbug KB819540