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Article ID: 919898 - Last Review: January 17, 2015 - Revision: 1.1

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When you try to start the Web test recorder in Microsoft Visual Studio 2005 Team System Test Edition, you receive the following error message:
Recorder must be started from Visual Studio
This problem occurs on a Windows Vista-based computer.


This problem occurs because the environment variable that contains the remoting URL is blank.


A supported hotfix is now available from Microsoft. However, it is intended to correct only the problem that is described in this article. Apply it only 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 Microsoft Visual Studio 2005 Team System Test Edition that contains this hotfix.

To resolve this problem immediately, contact Microsoft Customer Support Services to obtain the hotfix. For a complete list of Microsoft Customer Support Services telephone numbers and information about support costs, visit the following Microsoft Web site: (
Note 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.

Restart information

You do not have to restart your computer after you apply this hotfix.

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.
Collapse this tableExpand this table
File nameFile versionFile sizeDateTime


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


For more information about similar problems with Web tests in Visual Studio 2005, click the following article numbers to view the articles in the Microsoft Knowledge Base:
919899  ( ) FIX: Hidden field parameters in a Web page may be modified when you record a Web test in Microsoft Visual Studio 2005 Team System Test Edition
919902  ( ) FIX: The Web test recorder does not record a Web test in Microsoft Visual Studio 2005 Team System Test Edition

  • Microsoft Visual Studio 2005 Team System Test Edition
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