When you are required to register to the site in order to complete an action, it'a then returns you to the Dashbord

When you are required to register to the site in order to complete an action, and you registered you are taken back to Dashbord, insted to the page that you were in.

So you need start again all the steps in order to go to the page you where in

once you registred, you should be able to countine the process that you started

Please check this issue