ExpandAbleListView an error of Cannot instantiate the type ExpandableListAdapter

Question

There is the error in code and on second line after new .. on constructor of expandablelistAdapter . Please help me out.

ERROR IS: Cannot instantiate the type ExpandableListAdapter ....

mExpandableListView = (ExpandableListView) findViewById(R.id.list);     
adapter = new ExpandableListAdapter(this,mExpandableListView,mGroupCollection); 
mExpandableListView.setAdapter(adapter);

Answer 1

Change the Adapter ExpandableListAdapter's name this will solve your problem. Also change the constructor with the new name.