[@Dale McKenna]
Hi Dale,
The SharewareOnSale coupon will be available for use in the Music Maker store until April 30, 2017.
If you would like assistance to get Music Maker up and running on your machine, please send us a request on our support website: https://support2.magix.com/customer/en/request. That way you can send us more details about your PC, the error you are experiencing and provide any screenshots to further illustrate the problem and we can work directly with you to find a solution. Thanks!
Best,
MAGIX