Article - CS26559

Error “FLEXnet licensing error: -4, license number of users already reached” when launching Flex-Enabled applications

Modified: 06-Aug-2025   


Applies To

  • Pro/ENGINEER and Creo Elements/Pro Wildfire to Wildfire 5.0
  • Creo Parametric 1.0 to 12.4
  • Mathcad 14.0 to 15.0
  • Mathcad Prime 1.0 to 11.0
  • Windchill Quality Solutions Enterprise Edition 10.0 to 11.0
  • Windchill Quality Solutions Team Edition 10.0 to 11.0
  • Relex Enterprise Edition 2011
  • Relex Team Edition 2011
  • Creo Simulate 1.0 to 7.0
  • Windchill PDMLink 9.1 to 11.1
  • PTC Arbortext Editor 7.0 to 8.2
  • PTC Arbortext Publishing Engine 7.1 to 8.2
  • Creo View 1.0 to 11.0

Description

  • Error FLEXnet licensing error: -4, license number of users already reached when launching Flex-Enabled applications
  • Unable to use all available licenses from the license server 
  • Getting an error Number of users already reached FLEXnet Licensing Error: -4,132
  • Error Licensed number of users already reached occurs while launching application
  • Application working in express mode with error FLEXnet licensing error: -4, license number of users already reached
  • Getting error "-4, license number of users already reached" when launching Flex-Enabled applications, even though licenses are still available
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