Certain Programs Do Not Run Simultaneously on Multiple User Accounts

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Article ID: 300820 - View products that this article applies to.
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.


Article ID: 300820 - Last Review: January 15, 2006 - Revision: 1.2
  • Microsoft Windows XP Home Edition
  • Microsoft Windows XP Professional
kb3rdparty kbinterop kbprb KB300820

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