or the activation tool failing to communicate with the Flexnet server Common Fixes for Error 6 Run Activation Scripts as Administrator

: Navigate to your SolidWorks Flexnet Server folder (often found in C:\ProgramData or your extraction folder). Right-click the file named server_install.bat and select Run as administrator

: Some users report that "Error 6" can be linked to missing system components like Microsoft Core XML Services 6.0

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