Certain Programs Do Not Run Simultaneously on Multiple User Accounts

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Microsoft ended support for Windows XP on April 8, 2014. This change has affected your software updates and security options. Learn what this means for you and how to stay protected.

This article was previously published under Q300820
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A program does not run simultaneously on two sessions or for two different users when the users are logged on with the Fast User Switching feature. In addition, the program may not launch or the user may receive a message stating that the program is already running.
This behavior occurs because the program was not tested or designed to run in multiple user accounts simultaneously.
To resolve this behavior, contact the manufacturer of the program for a newer version that has been tested for Windows XP.
This behavior is by design.
The following program does not run two instances when the Fast User Switching feature is enabled:
  • Where in the World is Carmen San Diego v3.1
This behavior is also displayed with Us Sydney 200 from Eidos software.
Fast User Switching games

Article ID: 300820 - Last Review: 01/11/2015 20:34:32 - Revision: 1.2

Microsoft Windows XP Home Edition, Microsoft Windows XP Professional

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