Google Play Alpha App BM-PPH-01 Error

Question

I have an app that I am making and have uploaded to the Google Play through my console and would like some people to test it.
I have created a Google Group and also added a

Answer 1

I had the same problem after paying for an app and after that the download process didn't start.

My solution: I visited the http://play.google.com/ website through my PC, searched for the app and selected the target device through the install-button.