Admob Sdk 4.3.1 - I Can't Display Banner

I have follow all the steps on AdMob tutorial, but when I run my application instead the banner there is 'You must have AdActivity declared in AndroidManifest.xml with configChange

Solution 1:

You are missing some entries in the configChanges attribute of the Admob AdActivity -- see Google's description here. This may also cause you to change your build target. Read my detailed answer to the related quetsion Admob implementation Error.