Admob No fill from ad server - failed to load ad: 3

Question

My issue is that ads are not being displayed at all in my app, test mode or not. I am going to keep this question specific to test mode, and once I get that working I will w

Answer 1

Ads are disabled from Admob server, your code is ok, try to change the package name, and see if ads are displayed. Then contact admob to see the problem.