Trouble with acquiring the 30 day license

Hi. I want to try Mathcad Prime 7.0.0.0. I complete form and download mathcad 7 and installed this. I wanted to acquire license, so i create an account, loged and start acquire. It takes really long time (~5-10minutes) and i get comunicate: "License service appears to be busy. Pleasy try again. For more help visit: ....ptc.com website". I tried again and again and it's not working. What can I do? Help me please