This error means we didn’t find a valid Visual Paradigm license for your software. You must use a valid activation code to activate Visual Paradigm. Your activation code should be in the confirmation email you received after buying Visual Paradigm, in the order confirmation screen, or downloaded from your Customer Service Center account.
If you are using academic license then please follow Activate Visual Paradigm with Academic License to activate the software.
If you continue to have problems with activation, contact Visual Paradigm Support.