From abeb283fd9971834c47f1578629bc9ec09e941e2 Mon Sep 17 00:00:00 2001
From: unknown <barsik107@gmail.com>
Date: Wed, 4 Jun 2014 15:10:56 +0300
Subject: [PATCH] fixed null reference on selecting same stage. fixed null
 reference when rotating phone during change stage opration

---
 .../net/osmand/plus/sherpafy/TourViewActivity.java  | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/OsmAnd/src/net/osmand/plus/sherpafy/TourViewActivity.java b/OsmAnd/src/net/osmand/plus/sherpafy/TourViewActivity.java
index ac59e22753..3c3daba523 100644
--- a/OsmAnd/src/net/osmand/plus/sherpafy/TourViewActivity.java
+++ b/OsmAnd/src/net/osmand/plus/sherpafy/TourViewActivity.java
@@ -436,12 +436,23 @@ public class TourViewActivity extends SherlockFragmentActivity {
 
 			@Override
 			protected Void doInBackground(TourInformation... params) {
+				//if tour is already selected - do nothing
+				if (customization.getSelectedTour()!= null){
+					if (customization.getSelectedTour().equals(params[0])){
+						return null;
+					}
+				}
 				customization.selectTour(params[0], IProgress.EMPTY_PROGRESS);
 				return null;
 			}
 
 			protected void onPostExecute(Void result) {
-				dlg.dismiss();
+				//to avoid illegal argument exception when rotating phone during loading
+				try {
+					dlg.dismiss();
+				} catch (Exception ex){
+
+				}
 				startTourView();
 			};
 		}.execute(tour);