Trainz Complete Collection Discount not working

[NSWGR_46Class]

When I try to apply my discount code to purchase DLC the on line shop just takes me back to a login screen and them seems to get stuck in a loop- each time i try to apply the discount and check out

 

[Tony_Hilliam]

You will need to submit a support ticket or email store at trainzportal.com with details of your code.