: The local licensing service failed to start or crashed.

Use the built-in cleanup tools provided in many installation packages. Navigate to the extensions or activation folder, run the SolidWorks license file cleanup , and choose the standalone license option. Reset the License Server:

Attempting to use older SSQ activators (e.g., 2017-2018) on a modern OS.

To help narrow down the specific fix for your system, please let me know:

Scroll down to Exclusions and click .

: Ensure you are running the SSQ_Activator.exe (or similar file) with full administrative privileges. Right-click the file and select Run as Administrator .

Right-click server_remove.bat and select .