What do these Android logcat warnings mean?

Question

It doesn\'t seem to impact anything in my app... yet. I\'m using the Android support libraries for the first time (my projects to date have not used support libraries), but

Answer 1

I had the same issue, also I wasn't able to get my ListFragment scrollable. Used v4 support library 21.0.3 before and upgraded to 22.0.0.

This fixed my problems!