Solution for: Your content must have a ListView whose id attribute is 'android.R.id.list'


Problem: 

W/dalvikvm(17155): threadid=1: thread exiting with uncaught exception (group=0x40a351f8) E/AndroidRuntime(17155): FATAL EXCEPTION: main
E/AndroidRuntime(17155): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.akp.ToDoList/com.akp.ToDoList.MainActivity}: java.lang.RuntimeException: Your content must have a ListView whose id attribute is 'android.R.id.list'

Solution:
1. Make sure the android:id line is as displayed below.

<ListView
  android:id="@android:id/list"
  android:layout_width="match_parent"
  android:layout_height="wrap_content" >
</ListView>


2. Test project. 

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