Citrix Virtual Apps and Desktops: Unable to launch published Desktops from a specific Machine Catalog/Delivery Group

Citrix Virtual Apps and Desktops: Unable to launch published Desktops from a specific Machine Catalog/Delivery Group

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Article ID: CTX262801

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Updated On:

Description

  • Resources from other Machine Catalogs launch as expected
  • Desktops which are failing are unregistered Getting Event ID 1023 'SingleMultiSessionMismatch' on the VDA when Citrix Desktop Service is restarted
  • Machine Type for Desktop OS Machine Catalog/Delivery Group showing Multi-session OS

Resolution

  • Delete the Machine Catalog and all the machines which are part of the Machine Catalog
  • Recreate a Machine Catalog with Operating System type as Single session OS and add machines to the existing Delivery Group/New Delivery Group

Problem Cause

Desktop OS supports Single session

Additional Information

How to delete Machine Catalogs: https://docs.citrix.com/en-us/xenapp-and-xendesktop/7-15-ltsr/install-configure/machine-catalogs-manage.html#delete-a-machine-catalog