Article - CS69409

Error message "the previous restart was unsuccessful. Port XXXX is also occupied" will appear when starting Creo Parametric

Modified: 23-Jul-2025   


Applies To

  • Pro/ENGINEER and Creo Elements/Pro Wildfire 2.0 to Wildfire 5.0
  • Creo Parametric 1.0 to 12.4
  • Creo+

Description

  • Error message " the previous restart was unsuccessful. Port XXXX is also occupied" will appear when starting the application 
  • Port  <####> is occupied preventing data sharing between PTC applications
    • For example, port 1239
  • Even after closing Creo Parametric, Task manager shows residual "nmsd.exe" and "genlwsc.exe" process
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