restore mapfile/mapgenerator only if non empty (fix #201)

cgeo · Aug 20, 2020 · 9ca08e7 · 9ca08e7
1 parent a8dba4c
commit 9ca08e7
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/main/java/menion/android/whereyougo/maps/mapsforge/MapsforgeActivity.java b/src/main/java/menion/android/whereyougo/maps/mapsforge/MapsforgeActivity.java
@@ -988,7 +988,7 @@ private void refreshItems() {
                 FileOpenResult result = mapView.setMapFile(new File(newMapfile));
                 if (result == FileOpenResult.SUCCESS) {
                     setMapGenerator(MapGeneratorInternal.DATABASE_RENDERER);
-                } else {
+                } else if (null != backupMapFile && null != backupMapGenerator) {
                     // restore the backuped data
                     mapView.setMapFile(backupMapFile);
                     mapView.setMapGenerator(backupMapGenerator);