Scroll down the list to find or Flexnet Licensing Service . Right-click the service and select Stop .

If you encounter this error, several steps can be taken to resolve the registry and permission issues. 1. Disable Antivirus and Real-Time Protection

Since you haven't provided the specific text of the story, I have written a short narrative based on the technical premise of fixing that specific SolidWorks installation error.

If the licensing service itself is corrupt, the activator cannot get a valid handle.

Check if you are running a ? SOLIDWORKS 2017 is 64-bit only. If you are on 32-bit, the activator will fail with handle errors. Also, ensure your Windows is fully updated (some older builds have broken permission models).

At of the activator menu does Error 6 pop up?

If you are encountering this error during a or after a software update .

Security software flags the activator script as a false positive and blocks its execution.