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copied!<p>replace your existing class with this </p> <pre><code>public class SouthIndian extends Activity { ItemListBaseAdapter _itemListAdapter; ArrayList<Recipedetails> results = new ArrayList<Recipedetails>(); Recipedetails item_details = new Recipedetails(); ArrayList<Recipedetails> image_details = new ArrayList<Recipedetails>(); ListView lv1; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); lv1 = (ListView) findViewById(R.id.listV_main); lv1.setOnItemClickListener(new OnItemClickListener() { @Override public void onItemClick(AdapterView<?> a, View v, int position, long id) { Recipedetails item_details = new Recipedetails(); item_details = results.get(position); //Object o = lv1.getItemAtPosition(position); // Recipedetails obj_itemDetails = (Recipedetails)o; //Toast.makeText(SouthIndian.this, "You have chosen : " + " " + obj_itemDetails.getName(), Toast.LENGTH_LONG).show(); Toast.makeText(SouthIndian.this, "You have chosen : " + " " + item_details.getName(), Toast.LENGTH_LONG).show(); switch(item_details.getImageNumber()) { case 1: Intent newActivity = new Intent(SouthIndian.this,AndroidTabLayoutActivity.class); startActivity(newActivity); break; case 2: Intent new1Activity = new Intent(SouthIndian.this,AndroidTabLayoutActivity1.class); startActivity(new1Activity); break; case 3: Intent new2Activity = new Intent(SouthIndian.this,AndroidTabLayoutActivity2.class); startActivity(new2Activity); break; case 4: Intent new3Activity = new Intent(SouthIndian.this,AndroidTabLayoutActivity3.class); startActivity(new3Activity); break; default: Toast.makeText(SouthIndian.this, "Wrong Input", Toast.LENGTH_LONG).show(); } } }); } // THIS IS WHAT IT SHOULD LOOK LIKE MORE OR LESS. THIS IS AS MUCH AS I CAN HELP private void refreshYourAdapter(final ArrayList<Recipedetails> items) { //this is what I meant. The error clearly states you are not updating the adapter on the UI thread runOnUiThread(new Runnable() { public void run() { _itemListAdapter.refreshAdapter(items); } }); } private ArrayList<Recipedetails> GetSearchResults(){ /*ArrayList<Recipedetails> results = new ArrayList<Recipedetails>(); Recipedetails item_details = new Recipedetails();*/ item_details.setName("Vegterian"); item_details.setItemDescription("Recipes made by raw materials"); item_details.setImageNumber(1); results.add(item_details); item_details = new Recipedetails(); item_details.setName("Non-Vegterian"); item_details.setItemDescription("Flesh of sweet animals"); item_details.setImageNumber(2); results.add(item_details); item_details = new Recipedetails(); item_details.setName("Pickels"); item_details.setItemDescription("Touchable dish by Homemade"); item_details.setImageNumber(3); results.add(item_details); item_details = new Recipedetails(); item_details.setName("Soups"); item_details.setItemDescription("Startup for our food"); item_details.setImageNumber(4); results.add(item_details); return results; } @Override protected void onResume() { super.onResume(); _itemListAdapter = new ItemListBaseAdapter(this, image_details); refreshYourAdapter(GetSearchResults()); lv1.setAdapter(_itemListAdapter); } </code></pre> <p>}</p> <p>for more details to notify data <a href="http://androidadapternotifiydatasetchanged.blogspot.in/" rel="nofollow">see Here</a></p>

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