Android: NoClassDefFoundError android.os.AsyncTask

Question

Since a couple of weeks, I\'m seeing more and more crashes of my app with the following exception

Fatal Exception: java.lang.NoClassDefFoundError android.os.AsyncTas

Answer 1

It looks like yet another Google Play Services bug...

https://groups.google.com/forum/#!topic/google-admob-ads-sdk/_x12qmjWI7M

Edit: confirmed by Google staff => https://groups.google.com/d/msg/google-admob-ads-sdk/_x12qmjWI7M/9ZQs-v0ZZTMJ