Sorry to hear you are having issues. Please check if you have fences locked if you do please unlock it and test it.
If you don't have it lock. Please try the purge and reinstall steps : https://forums.stardock.com/486084/fences-support-faq#reinstalling
Just to be sure, re-download the latest version from your account. Reboot after the purge. Reinstall it, reboot again. Retest and report back.
Stardock Community Assistant.