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via Stack Overflow by madara09
, 11 months ago
Attempt to invoke interface method 'int java.util.List.size()' on a null object reference
java.lang.NullPointerException: Attempt to invoke interface method 'int java.util.List.size()' on a null object reference	at com.example.lightning.adminapp.data.ListAdapterClass.getCount(ListAdapterClass.java:33)	at android.widget.ListView.setAdapter(ListView.java:506)	at com.example.lightning.adminapp.EventListActivity$GetHttpResponse.onPostExecute(EventListActivity.java:166)	at com.example.lightning.adminapp.EventListActivity$GetHttpResponse.onPostExecute(EventListActivity.java:76)	at android.os.AsyncTask.finish(AsyncTask.java:662)