NullPointerException Related To Android.widget.AbsListView.obtainView(AbsListView.java:2275)

i have a problem figure out where to start debugging. this is the information from logcat: 01-22 18:28:20.472: E/AndroidRuntime(10859): FATAL EXCEPTION: main 01-22 18:28:20.472: E/

Solution 1:

No One Answered but i found the solution. After one week of debuging (a lot in wrong places too) i found out that my custom getItemViewType returned -1, what caused a NullPointerException in AbsListView