WakefulBroadcastReceiver cannot be resolved to a type

Question

My project shows error message that WakefulBroadcastReceiver cannot be resolved to a type. I looked up for all possible reasons I can think of. I have set

Answer 1

I have the same problem. I have updated 'Android support library' via Android SDK Manager but still cannot find WakefulBroadcastReceiver.

The solution is you have to delete 'Android support library' in Android SDK Manager and re-install it!

I have to say developing for Android is not delighting. Google deprecated c2dm and com.google.android.gcm.GCMBaseIntentService so that all tutorials about android push notification become obsolete.