fix content sometimes not appearing after restart

MediaBrowser.Controller/Entities/AggregateFolder.cs

@@ -64,10 +64,37 @@ namespace MediaBrowser.Controller.Entities
 
         protected override IEnumerable<FileSystemMetadata> GetFileSystemChildren(IDirectoryService directoryService)
         {
-            return CreateResolveArgs(directoryService).FileSystemChildren;
+            return CreateResolveArgs(directoryService, true).FileSystemChildren;
         }
 
-        private ItemResolveArgs CreateResolveArgs(IDirectoryService directoryService)
+        private bool _requiresRefresh;
+        public override bool RequiresRefresh()
+        {
+            var changed = base.RequiresRefresh() || _requiresRefresh;
+
+            if (!changed)
+            {
+                var locations = PhysicalLocations.ToList();
+
+                var newLocations = CreateResolveArgs(new DirectoryService(BaseItem.FileSystem), false).PhysicalLocations.ToList();
+
+                if (!locations.SequenceEqual(newLocations))
+                {
+                    changed = true;
+                }
+            }
+
+            return changed;
+        }
+
+        public override bool BeforeMetadataRefresh()
+        {
+            var changed = base.BeforeMetadataRefresh() || _requiresRefresh;
+            _requiresRefresh = false;
+            return changed;
+        }
+
+        private ItemResolveArgs CreateResolveArgs(IDirectoryService directoryService, bool setPhysicalLocations)
         {
             var path = ContainingFolderPath;
 
@@ -100,7 +127,11 @@ namespace MediaBrowser.Controller.Entities
                 args.FileSystemDictionary = fileSystemDictionary;
             }
 
-            PhysicalLocationsList = args.PhysicalLocations.ToList();
+            if (setPhysicalLocations)
+            {
+                _requiresRefresh = !args.PhysicalLocations.SequenceEqual(PhysicalLocations);
+                PhysicalLocationsList = args.PhysicalLocations.ToList();
+            }
 
             return args;
         }

MediaBrowser.Controller/Entities/UserRootFolder.cs

@@ -64,15 +64,6 @@ namespace MediaBrowser.Controller.Entities
             return list;
         }
 
-        /// <summary>
-        /// Get the children of this folder from the actual file system
-        /// </summary>
-        /// <returns>IEnumerable{BaseItem}.</returns>
-        protected override IEnumerable<BaseItem> GetNonCachedChildren(IDirectoryService directoryService)
-        {
-            return base.GetNonCachedChildren(directoryService);
-        }
-
         public override bool BeforeMetadataRefresh()
         {
             var hasChanges = base.BeforeMetadataRefresh();

MediaBrowser.Server.Implementations/LiveTv/LiveTvManager.cs

@@ -1410,13 +1410,20 @@ namespace MediaBrowser.Server.Implementations.LiveTv
                 .Where(i => i.IsVisibleStandalone(user))
                 .ToList();
 
+            if (folders.Count == 0)
+            {
+                return new QueryResult<BaseItem>();
+            }
+
             return _libraryManager.GetItemsResult(new InternalItemsQuery(user)
             {
                 MediaTypes = new[] { MediaType.Video },
                 Recursive = true,
                 AncestorIds = folders.Select(i => i.Id.ToString("N")).ToArray(),
                 ExcludeLocationTypes = new[] { LocationType.Virtual },
-                Limit = Math.Min(10, query.Limit ?? int.MaxValue)
+                Limit = Math.Min(10, query.Limit ?? int.MaxValue),
+                SortBy = new[] { ItemSortBy.DateCreated },
+                SortOrder = SortOrder.Descending
             });
         }
 

MediaBrowser.Server.Implementations/Persistence/SqliteItemRepository.cs

@@ -739,7 +739,15 @@ namespace MediaBrowser.Server.Implementations.Persistence
                         _saveItemCommand.GetParameter(index++).Value = item.DateLastRefreshed;
                     }
 
-                    _saveItemCommand.GetParameter(index++).Value = item.DateLastSaved;
+                    if (item.DateLastSaved == default(DateTime))
+                    {
+                        _saveItemCommand.GetParameter(index++).Value = null;
+                    }
+                    else
+                    {
+                        _saveItemCommand.GetParameter(index++).Value = item.DateLastSaved;
+                    }
+
                     _saveItemCommand.GetParameter(index++).Value = item.IsInMixedFolder;
                     _saveItemCommand.GetParameter(index++).Value = string.Join("|", item.LockedFields.Select(i => i.ToString()).ToArray());
                     _saveItemCommand.GetParameter(index++).Value = string.Join("|", item.Studios.ToArray());