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ERROR - Unable to connect to or start local server

Authored by Caleb Scharf October 25th, 2022 3668 views 0 likes KB1095129

ERROR

When in workbench > you attempt to open a file with LS-Dyna > you receive the following error message and or LS-Dyna is not found within the Workbench toolbox.

Unable to connect to or start local server.

Software & Version

Workbench 2021 R1

*This example was taken from this version, but is not necessary limited to this version unless otherwise noted in the description.  

Description/Cause

This is caused by a software bug and will occur if the Quality Analysis tools were installed with LS-Dyna.  

Solution

  1. Close all ANSYS applications
  2. Windows Search > search for and open Edit the System Environmental Variables
  3. Click Environment variables > locate and delete the variable called ENABLE_ANSYS_QA_SERVICES211
  4. Re-launch workbench.


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