Try adding the software to the firewall's exclusion list. If the software requires online activation and you don't allow it to communicate with the servers, then registration won't be available. Go to Start > Control Panel > System and Security > Windows Firewall. The company released a statement that they support this product and released a new version (2.0).
You can check the statement on the official website. Additionally, contact them using the Contact button on the left menu.
