boolean flag = false;

									for (int i = 0; i < constants.MIN_RETRY_AFTER_MASSIVE_UPDATE; i++){

										for(Zone aZone: zoneList) {
											for (Zone oldZone: Singleton.getInstance().getMyZones()){
												if (aZone.getId().equals(oldZone.getId()))
													flag = aZone.getFlags().charAt(2) != oldZone.getFlags().charAt(2);
											}
										}

										if (flag)
											break;

										// do something to make the handler sleep for some seconds

									}

									if (flag){
										dialog.hide();
										dialog.dismiss();
									} else {
										dialog.hide();
										dialog.dismiss();

										AlertDialog.Builder builder = new AlertDialog.Builder(plantZones.this);

										// 2. Chain together various setter methods to set the dialog characteristics
										builder.setMessage(getString(R.string.operation_error))
												.setTitle(getString(R.string.operation_title))
												.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
													@Override
													public void onClick(DialogInterface dialogInterface, int i) {
														dialog.hide();
														dialog.dismiss();
													}
												});

										// 3. Get the AlertDialog from create()
										dialog = builder.create();
										dialog.show();

									}
									break;