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 had this problem today here's how I fixed it:

It's due to the Android Support JAR not being updated like the SDK manager one. You can delete it from your libs folder then do this:

1. right click project
2. Go to Android Tools
3. Add Support Library

Here 's a screenshot

Then go back to your class hit Ctrl + Shift + O

It will import your missing library:

import android.support.v4.content.WakefulBroadcastReceiver;

Project > Clean and Voilà !!