There is a way, go to http://www.magix.com then choose Help & Support, (You will have to log in) then choose E-mail support. Then proceed as follows, I have done some of your home work.
Step 1
Please pick the program or online service that you have questions about:
Magix Product
Video Program
Movie Edit pro
Step 2
Please pick one or multiple applicable statements.
I can not activate my codec or I get an activation screen
Step 3 Please disclose the most important details about your system.
After doing all this you will get answer by email.