When you are attempting to activate Vinylmaster, and it gives you an error message saying that it does not match this computer, follow these instructions so that Future Corp., the manufacturer of Vinylmaster, may resolve it for you.
1. Go to the Help (menu) > Activate Product
2. Copy the Computer Number (do not click Activate)
3. Email the Computer number (a 30 digit number) and your PSN (Product Serial Number) to firstname.lastname@example.org
After you complete those steps and Future receives that information, they will send an unlock code that you can use to activate the software.