the android phone does not vibrate what is the error here is the code : public void onReceive(Context arg0, Intent arg1) {
	 
	 mySQLiteAdapter.openToWrite();
	 Calendar ctaq = Calendar.getInstance();
	 SimpleDateFormat dfaq = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
	 String crntdt = dfaq.format(ctaq.getTime());
	
	String appt ="SELECT * FROM MYDATABASE_NAME where KEY_DATE ='"+crntdt+"';";
	cursor =  mySQLiteAdapter.queueAll();
	String title, place;
	title = cursor.getString(1);
	place = cursor.getString(2);
  Toast.makeText(arg0, "Beellamni keessan!!"+title+" dhaqabeera !!!!.", Toast.LENGTH_LONG).show();
  Vibrator vibrator = (Vibrator) arg0.getSystemService(Context.VIBRATOR_SERVICE);
		    vibrator.vibrate(2000);
		    

		   
 }