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3-Newcomer
June 11, 2026
Question

CREO clashes when laptop autohibernates/disconnected from screen etc.

  • June 11, 2026
  • 1 reply
  • 6 views
I am using Creo Elements/Direct Modeling Release 20.4 and Datecode20.4.3.0 If one of these situations happen, sometimes the CREO turns-off/dissapears (the window dissapears, as well as the icon in the taskbar) and all the work that has been done and it is not saved is lost. As the Windchill is still running, this are the steps we have to do: 1. Close Windchill 2. Reopen Creo 3. Reopen Windchill 4. Reload the cad. This has a long time consumption, as well as making us lose the work done. This situation SOMETIMES happens when: 1. The laptop is disconnected from the screens 2. The laptop is disconnected from the docking 3. Laptop enters sleep mode or autohibernation Here are the errors that I faced No warning. Only the icon of the CREO in the keybar dissapears, as well as the CREO screen.

1 reply

DB@HuscoInt
12-Amethyst
June 11, 2026

Based on the behavior described, this appears more likely to be related to graphics or Windows device-state changes than a problem with the application itself. Disconnecting monitors, undocking the laptop, switching network adapters, or entering sleep mode can trigger Windows to reconfigure display, graphics, and hardware resources. Older CAD applications such as Creo Elements/Direct cant always handle these transitions, which can result in the application crashing without an traceback being generated. 

Because the issue occurs when monitors or docks are disconnected, I would suspect updating the graphics driver or changing the display settings would fix the issue. Reviewing Windows Event Viewer and Reliability Monitor around the time of the crash may help identify whether a graphics driver or application fault is causing Creo to terminate unexpectedly.

The nuclear option would be to close Creo before undocking or unplugging monitors.