How to open a new activity on itemclick in gridview.The below code not opening a new activity.Kindly help me -

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// final arraylist<string> arr = new arraylist<string>();   arrayadapter<string> adapter = new arrayadapter<string>(this, android.r.layout.simple_list_item_1,r.id.textview1 ,prgmnamelist);   gv = (gridview) findviewbyid(r.id.gridview1);   textview1 = (textview) findviewbyid(r.id.textview1);   gv.setadapter(new customadapter(this, prgmnamelist, prgmimages));    gv.setonitemclicklistener(new adapterview.onitemclicklistener() {      public void onitemclick(adapterview<?> parent, view v, int position, long id) {       intent intent = new intent(getapplicationcontext(),englishactivity.class);       intent.putextra("id",v.getid());       intent.putextra("index",position);       startactivity(intent);     }   }); }


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