Getting NoClassDefFoundError: android.os.AsyncTask

Question

This problem has been bothering me for a bit and I cannot find a satisfactory solution.

Many times (not always) in the creation of a specific object on the Android e

Answer 1

OK, looks like it is a problem with one of the versions of Google play Services. See https://code.google.com/p/android/issues/detail?id=81083

Looks like a work around might be to add:

try {
      Class.forName("android.os.AsyncTask");
}
catch(Throwable ignore) {
      // ignored
}

into your Application#onCreate()

If you don't already have a Application class then create a class that extends from android.app.Application and

1. Add the code above into its #onCreate()
2. Add a reference to your application class in the application element of your AndroidManifest.