Article ID: 840411 - View products that this article applies to.
When you write a custom Event Notification plug-in to change the WMS_PRESENT_PHYSICAL_NAME context value for Microsoft Windows Media Server in an event handler, you may experience either one of the following behaviors:
When the server creates the data container for streaming back to the client, the server sets the cache flags on the data container. The settings are based on the path that was specified in the original client request. Although an administrator may have written a custom event plug-in to change the content source, the server still uses the original request to create the data container.
A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Only apply it 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 service pack that contains this hotfix.
To resolve this problem immediately, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:
http://support.microsoft.com/contactus/?ws=supportNote In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.
The following file is available for download from the Microsoft Download Center:
Download the WindowsMedia9-KB840411-ENU.exe package now.
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For additional information about how to download Microsoft Support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591Microsoft 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 to prevent any unauthorized changes to the file.
(http://support.microsoft.com/kb/119591/ )How to Obtain Microsoft Support Files from Online Services
The English version of this hotfix 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 -------------------------------------------------------------- 07-Apr-2004 04:29 126.96.36.19977 2,392,576 Wmsserver.dll
Microsoft has confirmed that this is a bug in the Microsoft products that are listed in the "Applies to" section.
Steps to reproduce the problem
To reproduce the problem, use the following Active Script (.vbs):