diff --git a/MediaBrowser.Controller/Channels/IChannelItem.cs b/MediaBrowser.Controller/Channels/IChannelItem.cs
deleted file mode 100644
index 9b5f0359b..000000000
--- a/MediaBrowser.Controller/Channels/IChannelItem.cs
+++ /dev/null
@@ -1,11 +0,0 @@
-using MediaBrowser.Controller.Entities;
-
-namespace MediaBrowser.Controller.Channels
-{
-    public interface IChannelItem : IHasImages, IHasTags
-    {
-        string ChannelId { get; set; }
-
-        string ExternalId { get; set; }
-    }
-}
diff --git a/MediaBrowser.Controller/Channels/IChannelMediaItem.cs b/MediaBrowser.Controller/Channels/IChannelMediaItem.cs
deleted file mode 100644
index 60a29da90..000000000
--- a/MediaBrowser.Controller/Channels/IChannelMediaItem.cs
+++ /dev/null
@@ -1,18 +0,0 @@
-using MediaBrowser.Model.Channels;
-using MediaBrowser.Model.Entities;
-using System.Collections.Generic;
-
-namespace MediaBrowser.Controller.Channels
-{
-    public interface IChannelMediaItem : IChannelItem
-    {
-        long? RunTimeTicks { get; set; }
-        string MediaType { get; }
-
-        ChannelMediaContentType ContentType { get; set; }
-
-        ExtraType? ExtraType { get; set; }
-
-        List<ChannelMediaInfo> ChannelMediaSources { get; set; }
-    }
-}
\ No newline at end of file
diff --git a/MediaBrowser.Controller/Entities/BaseItem.cs b/MediaBrowser.Controller/Entities/BaseItem.cs
index ba5da03d1..29f416b8c 100644
--- a/MediaBrowser.Controller/Entities/BaseItem.cs
+++ b/MediaBrowser.Controller/Entities/BaseItem.cs
@@ -412,6 +412,9 @@ namespace MediaBrowser.Controller.Entities
         [IgnoreDataMember]
         public DateTime DateLastRefreshed { get; set; }
 
+        [IgnoreDataMember]
+        public DateTime? DateModifiedDuringLastRefresh { get; set; }
+
         /// <summary>
         /// The logger
         /// </summary>
diff --git a/MediaBrowser.Controller/Entities/IHasImages.cs b/MediaBrowser.Controller/Entities/IHasImages.cs
index a38b7394d..897250caa 100644
--- a/MediaBrowser.Controller/Entities/IHasImages.cs
+++ b/MediaBrowser.Controller/Entities/IHasImages.cs
@@ -1,4 +1,5 @@
-using MediaBrowser.Controller.Providers;
+using System;
+using MediaBrowser.Controller.Providers;
 using MediaBrowser.Model.Entities;
 using System.Collections.Generic;
 using System.Threading;
@@ -206,6 +207,8 @@ namespace MediaBrowser.Controller.Entities
         /// <param name="image">The image.</param>
         /// <param name="index">The index.</param>
         void SetImage(ItemImageInfo image, int index);
+
+        DateTime? DateModifiedDuringLastRefresh { get; set; }
     }
 
     public static class HasImagesExtensions
diff --git a/MediaBrowser.Controller/Entities/IHasMetadata.cs b/MediaBrowser.Controller/Entities/IHasMetadata.cs
index 0e4ae04ff..1f680b35f 100644
--- a/MediaBrowser.Controller/Entities/IHasMetadata.cs
+++ b/MediaBrowser.Controller/Entities/IHasMetadata.cs
@@ -25,6 +25,8 @@ namespace MediaBrowser.Controller.Entities
         /// <value>The date last saved.</value>
         DateTime DateLastSaved { get; set; }
 
+        SourceType SourceType { get; set; }
+
         /// <summary>
         /// Gets or sets the date last refreshed.
         /// </summary>
diff --git a/MediaBrowser.Controller/MediaBrowser.Controller.csproj b/MediaBrowser.Controller/MediaBrowser.Controller.csproj
index 6f429ed2f..235638b5f 100644
--- a/MediaBrowser.Controller/MediaBrowser.Controller.csproj
+++ b/MediaBrowser.Controller/MediaBrowser.Controller.csproj
@@ -85,10 +85,8 @@
     <Compile Include="Channels\ChannelSearchInfo.cs" />
     <Compile Include="Channels\ChannelVideoItem.cs" />
     <Compile Include="Channels\IChannel.cs" />
-    <Compile Include="Channels\IChannelItem.cs" />
     <Compile Include="Channels\IChannelManager.cs" />
     <Compile Include="Channels\Channel.cs" />
-    <Compile Include="Channels\IChannelMediaItem.cs" />
     <Compile Include="Channels\IHasCacheKey.cs" />
     <Compile Include="Channels\IIndexableChannel.cs" />
     <Compile Include="Channels\InternalAllChannelMediaQuery.cs" />
diff --git a/MediaBrowser.Controller/Providers/IHasItemChangeMonitor.cs b/MediaBrowser.Controller/Providers/IHasItemChangeMonitor.cs
index 4c7069dd6..9441c3ecd 100644
--- a/MediaBrowser.Controller/Providers/IHasItemChangeMonitor.cs
+++ b/MediaBrowser.Controller/Providers/IHasItemChangeMonitor.cs
@@ -8,9 +8,8 @@ namespace MediaBrowser.Controller.Providers
         /// Determines whether the specified item has changed.
         /// </summary>
         /// <param name="item">The item.</param>
-        /// <param name="status">The status.</param>
         /// <param name="directoryService">The directory service.</param>
         /// <returns><c>true</c> if the specified item has changed; otherwise, <c>false</c>.</returns>
-        bool HasChanged(IHasMetadata item, MetadataStatus status, IDirectoryService directoryService);
+        bool HasChanged(IHasMetadata item, IDirectoryService directoryService);
     }
 }
\ No newline at end of file
diff --git a/MediaBrowser.Providers/Folders/DefaultImageProvider.cs b/MediaBrowser.Providers/Folders/DefaultImageProvider.cs
index ee83efd26..afd8c583d 100644
--- a/MediaBrowser.Providers/Folders/DefaultImageProvider.cs
+++ b/MediaBrowser.Providers/Folders/DefaultImageProvider.cs
@@ -157,7 +157,7 @@ namespace MediaBrowser.Providers.Folders
             });
         }
 
-        public bool HasChanged(IHasMetadata item, MetadataStatus status, IDirectoryService directoryService)
+        public bool HasChanged(IHasMetadata item, IDirectoryService directoryService)
         {
             return GetSupportedImages(item).Any(i => !item.HasImage(i));
         }
diff --git a/MediaBrowser.Providers/Manager/MetadataService.cs b/MediaBrowser.Providers/Manager/MetadataService.cs
index 8f7c93f32..47783ebc6 100644
--- a/MediaBrowser.Providers/Manager/MetadataService.cs
+++ b/MediaBrowser.Providers/Manager/MetadataService.cs
@@ -1,4 +1,5 @@
 using MediaBrowser.Common.Extensions;
+using MediaBrowser.Common.IO;
 using MediaBrowser.Controller.Configuration;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Library;
@@ -11,8 +12,11 @@ using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
 using CommonIO;
+using MediaBrowser.Controller.Channels;
 using MediaBrowser.Controller.Entities.Audio;
 using MediaBrowser.Controller.Entities.Movies;
+using MediaBrowser.Controller.LiveTv;
+using MediaBrowser.Controller.Playlists;
 using MediaBrowser.Model.Providers;
 
 namespace MediaBrowser.Providers.Manager
@@ -68,6 +72,11 @@ namespace MediaBrowser.Providers.Manager
 
             result.ItemDateModified = item.DateModified;
 
+            if (EnableDateLastRefreshed(item))
+            {
+                return Task.FromResult(true);
+            }
+
             return ProviderRepo.SaveMetadataStatus(result, CancellationToken.None);
         }
 
@@ -83,7 +92,22 @@ namespace MediaBrowser.Providers.Manager
                 return new MetadataStatus { ItemId = item.Id };
             }
 
-            return ProviderRepo.GetMetadataStatus(item.Id) ?? new MetadataStatus { ItemId = item.Id };
+            if (EnableDateLastRefreshed(item) && item.DateModifiedDuringLastRefresh.HasValue)
+            {
+                return new MetadataStatus
+                {
+                    ItemId = item.Id,
+                    DateLastImagesRefresh = item.DateLastRefreshed,
+                    DateLastMetadataRefresh = item.DateLastRefreshed,
+                    ItemDateModified = item.DateModifiedDuringLastRefresh.Value
+                };
+            }
+
+            var result = ProviderRepo.GetMetadataStatus(item.Id) ?? new MetadataStatus { ItemId = item.Id };
+
+            item.DateModifiedDuringLastRefresh = result.ItemDateModified;
+
+            return result;
         }
 
         public async Task<ItemUpdateType> RefreshMetadata(IHasMetadata item, MetadataRefreshOptions refreshOptions, CancellationToken cancellationToken)
@@ -119,13 +143,20 @@ namespace MediaBrowser.Providers.Manager
                 Item = itemOfType
             };
 
+            bool hasRefreshedMetadata = false;
+            bool hasRefreshedImages = false;
+
             // Next run metadata providers
             if (refreshOptions.MetadataRefreshMode != MetadataRefreshMode.None)
             {
                 var providers = GetProviders(item, refreshResult, refreshOptions)
                     .ToList();
 
-                if (providers.Count > 0 || !refreshResult.DateLastMetadataRefresh.HasValue)
+                var dateLastRefresh = EnableDateLastRefreshed(item)
+                     ? item.DateLastRefreshed
+                     : refreshResult.DateLastMetadataRefresh ?? default(DateTime);
+
+                if (providers.Count > 0 || dateLastRefresh == default(DateTime))
                 {
                     if (item.BeforeMetadataRefresh())
                     {
@@ -151,6 +182,7 @@ namespace MediaBrowser.Providers.Manager
                     if (result.Failures == 0)
                     {
                         refreshResult.SetDateLastMetadataRefresh(DateTime.UtcNow);
+                        hasRefreshedMetadata = true;
                     }
                     else
                     {
@@ -172,6 +204,7 @@ namespace MediaBrowser.Providers.Manager
                     if (result.Failures == 0)
                     {
                         refreshResult.SetDateLastImagesRefresh(DateTime.UtcNow);
+                        hasRefreshedImages = true;
                     }
                     else
                     {
@@ -194,9 +227,15 @@ namespace MediaBrowser.Providers.Manager
                     updateType = updateType | ItemUpdateType.MetadataDownload;
                 }
 
-                if (refreshOptions.MetadataRefreshMode >= MetadataRefreshMode.Default && refreshOptions.ImageRefreshMode >= ImageRefreshMode.Default)
+                if (hasRefreshedMetadata && hasRefreshedImages)
                 {
                     item.DateLastRefreshed = DateTime.UtcNow;
+                    item.DateModifiedDuringLastRefresh = item.DateModified;
+                }
+                else
+                {
+                    item.DateLastRefreshed = default(DateTime);
+                    item.DateModifiedDuringLastRefresh = null;
                 }
 
                 // Save to database
@@ -254,7 +293,12 @@ namespace MediaBrowser.Providers.Manager
                 return true;
             }
 
-            if (item is BoxSet || (item is IItemByName && !(item is MusicArtist)))
+            if (item is BoxSet || item is IItemByName || item is Playlist)
+            {
+                return true;
+            }
+
+            if (item.SourceType != SourceType.Library)
             {
                 return true;
             }
@@ -364,8 +408,12 @@ namespace MediaBrowser.Providers.Manager
             // Get providers to refresh
             var providers = ((ProviderManager)ProviderManager).GetMetadataProviders<TItemType>(item).ToList();
 
+            var dateLastRefresh = EnableDateLastRefreshed(item)
+                ? item.DateLastRefreshed
+                : status.DateLastMetadataRefresh ?? default(DateTime);
+
             // Run all if either of these flags are true
-            var runAllProviders = options.ReplaceAllMetadata || options.MetadataRefreshMode == MetadataRefreshMode.FullRefresh || !status.DateLastMetadataRefresh.HasValue;
+            var runAllProviders = options.ReplaceAllMetadata || options.MetadataRefreshMode == MetadataRefreshMode.FullRefresh || dateLastRefresh == default(DateTime);
 
             if (!runAllProviders)
             {
@@ -384,7 +432,7 @@ namespace MediaBrowser.Providers.Manager
                         var hasFileChangeMonitor = i as IHasItemChangeMonitor;
                         if (hasFileChangeMonitor != null)
                         {
-                            return HasChanged(item, hasFileChangeMonitor, status, options.DirectoryService);
+                            return HasChanged(item, hasFileChangeMonitor, options.DirectoryService);
                         }
 
                         return false;
@@ -429,8 +477,12 @@ namespace MediaBrowser.Providers.Manager
             // Get providers to refresh
             var providers = allImageProviders.Where(i => !(i is ILocalImageProvider)).ToList();
 
+            var dateLastImageRefresh = EnableDateLastRefreshed(item)
+                  ? item.DateLastRefreshed
+                  : status.DateLastImagesRefresh ?? default(DateTime);
+
             // Run all if either of these flags are true
-            var runAllProviders = options.ImageRefreshMode == ImageRefreshMode.FullRefresh || !status.DateLastImagesRefresh.HasValue;
+            var runAllProviders = options.ImageRefreshMode == ImageRefreshMode.FullRefresh || dateLastImageRefresh == default(DateTime);
 
             if (!runAllProviders)
             {
@@ -440,13 +492,13 @@ namespace MediaBrowser.Providers.Manager
                         var hasChangeMonitor = i as IHasChangeMonitor;
                         if (hasChangeMonitor != null)
                         {
-                            return HasChanged(item, hasChangeMonitor, status.DateLastImagesRefresh.Value, options.DirectoryService);
+                            return HasChanged(item, hasChangeMonitor, dateLastImageRefresh, options.DirectoryService);
                         }
 
                         var hasFileChangeMonitor = i as IHasItemChangeMonitor;
                         if (hasFileChangeMonitor != null)
                         {
-                            return HasChanged(item, hasFileChangeMonitor, status, options.DirectoryService);
+                            return HasChanged(item, hasFileChangeMonitor, options.DirectoryService);
                         }
 
                         return false;
@@ -558,7 +610,7 @@ namespace MediaBrowser.Providers.Manager
                     if (options.MetadataRefreshMode != MetadataRefreshMode.FullRefresh)
                     {
                         // If the local provider fails don't continue with remote providers because the user's saved metadata could be lost
-                        return refreshResult;
+                        //return refreshResult;
                     }
                 }
             }
@@ -738,11 +790,11 @@ namespace MediaBrowser.Providers.Manager
             }
         }
 
-        private bool HasChanged(IHasMetadata item, IHasItemChangeMonitor changeMonitor, MetadataStatus status, IDirectoryService directoryService)
+        private bool HasChanged(IHasMetadata item, IHasItemChangeMonitor changeMonitor, IDirectoryService directoryService)
         {
             try
             {
-                var hasChanged = changeMonitor.HasChanged(item, status, directoryService);
+                var hasChanged = changeMonitor.HasChanged(item, directoryService);
 
                 //if (hasChanged)
                 //{
diff --git a/MediaBrowser.Providers/MediaInfo/AudioImageProvider.cs b/MediaBrowser.Providers/MediaInfo/AudioImageProvider.cs
index af610520f..aa495afbc 100644
--- a/MediaBrowser.Providers/MediaInfo/AudioImageProvider.cs
+++ b/MediaBrowser.Providers/MediaInfo/AudioImageProvider.cs
@@ -159,14 +159,11 @@ namespace MediaBrowser.Providers.MediaInfo
             return item.LocationType == LocationType.FileSystem && audio != null && !audio.IsArchive;
         }
 
-        public bool HasChanged(IHasMetadata item, MetadataStatus status, IDirectoryService directoryService)
+        public bool HasChanged(IHasMetadata item, IDirectoryService directoryService)
         {
-            if (status.ItemDateModified.HasValue)
+            if (item.DateModifiedDuringLastRefresh.HasValue)
             {
-                if (status.ItemDateModified.Value != item.DateModified)
-                {
-                    return true;
-                }
+                return item.DateModifiedDuringLastRefresh.Value != item.DateModified;
             }
 
             return false;
diff --git a/MediaBrowser.Providers/MediaInfo/FFProbeProvider.cs b/MediaBrowser.Providers/MediaInfo/FFProbeProvider.cs
index a2d15d863..9db4ab96e 100644
--- a/MediaBrowser.Providers/MediaInfo/FFProbeProvider.cs
+++ b/MediaBrowser.Providers/MediaInfo/FFProbeProvider.cs
@@ -163,11 +163,11 @@ namespace MediaBrowser.Providers.MediaInfo
             return prober.Probe(item, cancellationToken);
         }
 
-        public bool HasChanged(IHasMetadata item, MetadataStatus status, IDirectoryService directoryService)
+        public bool HasChanged(IHasMetadata item, IDirectoryService directoryService)
         {
-            if (status.ItemDateModified.HasValue)
+            if (item.DateModifiedDuringLastRefresh.HasValue)
             {
-                if (status.ItemDateModified.Value != item.DateModified)
+                if (item.DateModifiedDuringLastRefresh.Value != item.DateModified)
                 {
                     return true;
                 }
diff --git a/MediaBrowser.Providers/MediaInfo/VideoImageProvider.cs b/MediaBrowser.Providers/MediaInfo/VideoImageProvider.cs
index f3235a102..a5751da0a 100644
--- a/MediaBrowser.Providers/MediaInfo/VideoImageProvider.cs
+++ b/MediaBrowser.Providers/MediaInfo/VideoImageProvider.cs
@@ -151,11 +151,11 @@ namespace MediaBrowser.Providers.MediaInfo
             }
         }
 
-        public bool HasChanged(IHasMetadata item, MetadataStatus status, IDirectoryService directoryService)
+        public bool HasChanged(IHasMetadata item, IDirectoryService directoryService)
         {
-            if (status.ItemDateModified.HasValue)
+            if (item.DateModifiedDuringLastRefresh.HasValue)
             {
-                if (status.ItemDateModified.Value != item.DateModified)
+                if (item.DateModifiedDuringLastRefresh.Value != item.DateModified)
                 {
                     return true;
                 }
diff --git a/MediaBrowser.Providers/Photos/PhotoProvider.cs b/MediaBrowser.Providers/Photos/PhotoProvider.cs
index ef3144958..882363b2f 100644
--- a/MediaBrowser.Providers/Photos/PhotoProvider.cs
+++ b/MediaBrowser.Providers/Photos/PhotoProvider.cs
@@ -152,11 +152,11 @@ namespace MediaBrowser.Providers.Photos
             get { return "Embedded Information"; }
         }
 
-        public bool HasChanged(IHasMetadata item, MetadataStatus status, IDirectoryService directoryService)
+        public bool HasChanged(IHasMetadata item, IDirectoryService directoryService)
         {
-            if (status.ItemDateModified.HasValue)
+            if (item.DateModifiedDuringLastRefresh.HasValue)
             {
-                return status.ItemDateModified.Value != item.DateModified;
+                return item.DateModifiedDuringLastRefresh.Value != item.DateModified;
             }
 
             return false;
diff --git a/MediaBrowser.Providers/TV/TheTVDB/TvdbSeriesImageProvider.cs b/MediaBrowser.Providers/TV/TheTVDB/TvdbSeriesImageProvider.cs
index 011ed9ed0..d1cdc717e 100644
--- a/MediaBrowser.Providers/TV/TheTVDB/TvdbSeriesImageProvider.cs
+++ b/MediaBrowser.Providers/TV/TheTVDB/TvdbSeriesImageProvider.cs
@@ -332,7 +332,7 @@ namespace MediaBrowser.Providers.TV
             });
         }
 
-        public bool HasChanged(IHasMetadata item, MetadataStatus status, IDirectoryService directoryService)
+        public bool HasChanged(IHasMetadata item, IDirectoryService directoryService)
         {
             if (!TvdbSeriesProvider.Current.GetTvDbOptions().EnableAutomaticUpdates)
             {
@@ -346,7 +346,7 @@ namespace MediaBrowser.Providers.TV
 
                 var fileInfo = _fileSystem.GetFileInfo(imagesXmlPath);
 
-                return fileInfo.Exists && _fileSystem.GetLastWriteTimeUtc(fileInfo) > (status.DateLastMetadataRefresh ?? DateTime.MinValue);
+                return fileInfo.Exists && _fileSystem.GetLastWriteTimeUtc(fileInfo) > item.DateLastRefreshed;
             }
 
             return false;
diff --git a/MediaBrowser.Server.Implementations/Channels/ChannelImageProvider.cs b/MediaBrowser.Server.Implementations/Channels/ChannelImageProvider.cs
index f13c71c6d..c98f71ce2 100644
--- a/MediaBrowser.Server.Implementations/Channels/ChannelImageProvider.cs
+++ b/MediaBrowser.Server.Implementations/Channels/ChannelImageProvider.cs
@@ -47,7 +47,7 @@ namespace MediaBrowser.Server.Implementations.Channels
             return ((ChannelManager)_channelManager).GetChannelProvider(channel);
         }
 
-        public bool HasChanged(IHasMetadata item, MetadataStatus status, IDirectoryService directoryService)
+        public bool HasChanged(IHasMetadata item, IDirectoryService directoryService)
         {
             return GetSupportedImages(item).Any(i => !item.HasImage(i));
         }
diff --git a/MediaBrowser.Server.Implementations/Channels/ChannelManager.cs b/MediaBrowser.Server.Implementations/Channels/ChannelManager.cs
index a206c1925..c9956c68a 100644
--- a/MediaBrowser.Server.Implementations/Channels/ChannelManager.cs
+++ b/MediaBrowser.Server.Implementations/Channels/ChannelManager.cs
@@ -1406,7 +1406,8 @@ namespace MediaBrowser.Server.Implementations.Channels
                 throw new ArgumentNullException("channel");
             }
 
-            var result = GetAllChannels().FirstOrDefault(i => string.Equals(GetInternalChannelId(i.Name).ToString("N"), channel.ChannelId, StringComparison.OrdinalIgnoreCase) || string.Equals(i.Name, channel.Name, StringComparison.OrdinalIgnoreCase));
+            var result = GetAllChannels()
+                .FirstOrDefault(i => string.Equals(GetInternalChannelId(i.Name).ToString("N"), channel.ChannelId, StringComparison.OrdinalIgnoreCase) || string.Equals(i.Name, channel.Name, StringComparison.OrdinalIgnoreCase));
 
             if (result == null)
             {
diff --git a/MediaBrowser.Server.Implementations/LiveTv/ChannelImageProvider.cs b/MediaBrowser.Server.Implementations/LiveTv/ChannelImageProvider.cs
index 24d38a63e..dccc7aa93 100644
--- a/MediaBrowser.Server.Implementations/LiveTv/ChannelImageProvider.cs
+++ b/MediaBrowser.Server.Implementations/LiveTv/ChannelImageProvider.cs
@@ -77,7 +77,7 @@ namespace MediaBrowser.Server.Implementations.LiveTv
             get { return 0; }
         }
 
-        public bool HasChanged(IHasMetadata item, MetadataStatus status, IDirectoryService directoryService)
+        public bool HasChanged(IHasMetadata item, IDirectoryService directoryService)
         {
             return GetSupportedImages(item).Any(i => !item.HasImage(i));
         }
diff --git a/MediaBrowser.Server.Implementations/LiveTv/ProgramImageProvider.cs b/MediaBrowser.Server.Implementations/LiveTv/ProgramImageProvider.cs
index ab8ec720b..3f0538bd0 100644
--- a/MediaBrowser.Server.Implementations/LiveTv/ProgramImageProvider.cs
+++ b/MediaBrowser.Server.Implementations/LiveTv/ProgramImageProvider.cs
@@ -74,7 +74,7 @@ namespace MediaBrowser.Server.Implementations.LiveTv
             }
         }
 
-        public bool HasChanged(IHasMetadata item, MetadataStatus status, IDirectoryService directoryService)
+        public bool HasChanged(IHasMetadata item, IDirectoryService directoryService)
         {
             var liveTvItem = item as LiveTvProgram;
 
diff --git a/MediaBrowser.Server.Implementations/LiveTv/RecordingImageProvider.cs b/MediaBrowser.Server.Implementations/LiveTv/RecordingImageProvider.cs
index fce3223ea..25678c29d 100644
--- a/MediaBrowser.Server.Implementations/LiveTv/RecordingImageProvider.cs
+++ b/MediaBrowser.Server.Implementations/LiveTv/RecordingImageProvider.cs
@@ -68,7 +68,7 @@ namespace MediaBrowser.Server.Implementations.LiveTv
             get { return 0; }
         }
 
-        public bool HasChanged(IHasMetadata item, MetadataStatus status, IDirectoryService directoryService)
+        public bool HasChanged(IHasMetadata item, IDirectoryService directoryService)
         {
             var liveTvItem = item as ILiveTvRecording;
 
diff --git a/MediaBrowser.Server.Implementations/Persistence/SqliteItemRepository.cs b/MediaBrowser.Server.Implementations/Persistence/SqliteItemRepository.cs
index b6699d164..a30ff66df 100644
--- a/MediaBrowser.Server.Implementations/Persistence/SqliteItemRepository.cs
+++ b/MediaBrowser.Server.Implementations/Persistence/SqliteItemRepository.cs
@@ -223,6 +223,7 @@ namespace MediaBrowser.Server.Implementations.Persistence
             _connection.AddColumn(Logger, "TypedBaseItems", "TrailerTypes", "Text");
             _connection.AddColumn(Logger, "TypedBaseItems", "CriticRating", "Float");
             _connection.AddColumn(Logger, "TypedBaseItems", "CriticRatingSummary", "Text");
+            _connection.AddColumn(Logger, "TypedBaseItems", "DateModifiedDuringLastRefresh", "DATETIME");
 
             PrepareStatements();
 
@@ -355,7 +356,8 @@ namespace MediaBrowser.Server.Implementations.Persistence
             "Studios",
             "Tags",
             "SourceType",
-            "TrailerTypes"
+            "TrailerTypes",
+            "DateModifiedDuringLastRefresh"
         };
 
         private readonly string[] _mediaStreamSaveColumns =
@@ -459,7 +461,8 @@ namespace MediaBrowser.Server.Implementations.Persistence
                 "SourceType",
                 "TrailerTypes",
                 "CriticRating",
-                "CriticRatingSummary"
+                "CriticRatingSummary",
+                "DateModifiedDuringLastRefresh"
             };
             _saveItemCommand = _connection.CreateCommand();
             _saveItemCommand.CommandText = "replace into TypedBaseItems (" + string.Join(",", saveColumns.ToArray()) + ") values (";
@@ -752,7 +755,16 @@ namespace MediaBrowser.Server.Implementations.Persistence
 
                     _saveItemCommand.GetParameter(index++).Value = item.CriticRating;
                     _saveItemCommand.GetParameter(index++).Value = item.CriticRatingSummary;
-                    
+
+                    if (!item.DateModifiedDuringLastRefresh.HasValue || item.DateModifiedDuringLastRefresh.Value == default(DateTime))
+                    {
+                        _saveItemCommand.GetParameter(index++).Value = null;
+                    }
+                    else
+                    {
+                        _saveItemCommand.GetParameter(index++).Value = item.DateModifiedDuringLastRefresh.Value;
+                    }
+
                     _saveItemCommand.Transaction = transaction;
 
                     _saveItemCommand.ExecuteNonQuery();
@@ -1125,6 +1137,11 @@ namespace MediaBrowser.Server.Implementations.Persistence
                 }
             }
 
+            if (!reader.IsDBNull(51))
+            {
+                item.DateModifiedDuringLastRefresh = reader.GetDateTime(51).ToUniversalTime();
+            }
+
             return item;
         }
 
diff --git a/MediaBrowser.Server.Implementations/Social/SharingManager.cs b/MediaBrowser.Server.Implementations/Social/SharingManager.cs
index 326b2893c..2ffd33ca4 100644
--- a/MediaBrowser.Server.Implementations/Social/SharingManager.cs
+++ b/MediaBrowser.Server.Implementations/Social/SharingManager.cs
@@ -84,7 +84,7 @@ namespace MediaBrowser.Server.Implementations.Social
             var externalUrl = _appHost.GetSystemInfo().WanAddress;
 
             info.ImageUrl = externalUrl + "/Social/Shares/Public/" + info.Id + "/Image";
-            info.Url = externalUrl + "/web/shared.html?id=" + info.Id;
+            info.Url = externalUrl + "/emby/web/shared.html?id=" + info.Id;
 
             var item = _libraryManager.GetItemById(info.ItemId);
 
diff --git a/MediaBrowser.ServerApplication/MainStartup.cs b/MediaBrowser.ServerApplication/MainStartup.cs
index 87acd652e..5f528926b 100644
--- a/MediaBrowser.ServerApplication/MainStartup.cs
+++ b/MediaBrowser.ServerApplication/MainStartup.cs
@@ -256,6 +256,9 @@ namespace MediaBrowser.ServerApplication
                 task = InstallVcredistIfNeeded(_appHost, _logger);
                 Task.WaitAll(task);
 
+                task = InstallFrameworkV46IfNeeded(_logger);
+                Task.WaitAll(task);
+
                 SystemEvents.SessionEnding += SystemEvents_SessionEnding;
                 SystemEvents.SessionSwitch += SystemEvents_SessionSwitch;
 
@@ -573,6 +576,93 @@ namespace MediaBrowser.ServerApplication
             }
         }
 
+        private static async Task InstallFrameworkV46IfNeeded(ILogger logger)
+        {
+            bool installFrameworkV46 = false;
+
+            try
+            {
+                using (RegistryKey ndpKey = RegistryKey.OpenBaseKey(RegistryHive.LocalMachine, RegistryView.Registry32)
+                    .OpenSubKey("SOFTWARE\\Microsoft\\NET Framework Setup\\NDP\\v4\\Full\\"))
+                {
+                    if (ndpKey != null && ndpKey.GetValue("Release") != null)
+                    {
+                        if ((int)ndpKey.GetValue("Release") <= 393295)
+                        {
+                            //Found framework V4, but not yet V4.6
+                            installFrameworkV46 = true;
+                        }
+                    }
+                    else
+                    {
+                        //Nothing found in the registry for V4
+                        installFrameworkV46 = true;
+                    }
+                }
+            }
+            catch (Exception ex)
+            {
+                logger.ErrorException("Error getting .NET Framework version", ex);
+            }
+
+            _logger.Info(".NET Framework 4.6 found: {0}", !installFrameworkV46);
+
+            if (installFrameworkV46)
+            {
+                try
+                {
+                    await InstallFrameworkV46().ConfigureAwait(false);
+                }
+                catch (Exception ex)
+                {
+                    logger.ErrorException("Error installing .NET Framework version 4.6", ex);
+                }
+            }
+        }
+
+        private static async Task InstallFrameworkV46()
+        {
+            var httpClient = _appHost.HttpClient;
+
+            var tmp = await httpClient.GetTempFile(new HttpRequestOptions
+            {
+                Url = "https://github.com/MediaBrowser/Emby.Resources/raw/master/netframeworkV46/NDP46-KB3045560-Web.exe",
+                Progress = new Progress<double>()
+
+            }).ConfigureAwait(false);
+
+            var exePath = Path.ChangeExtension(tmp, ".exe");
+            File.Copy(tmp, exePath);
+            
+            var startInfo = new ProcessStartInfo
+            {
+                FileName = exePath,
+
+                CreateNoWindow = true,
+                WindowStyle = ProcessWindowStyle.Hidden,
+                Verb = "runas",
+                ErrorDialog = false,
+                Arguments = "/q /norestart"
+            };
+
+
+            _logger.Info("Running {0}", startInfo.FileName);
+
+            using (var process = Process.Start(startInfo))
+            {
+                process.WaitForExit();
+                //process.ExitCode
+                /*
+                0 --> Installation completed successfully.
+                1602 --> The user canceled installation.
+                1603 --> A fatal error occurred during installation.
+                1641 --> A restart is required to complete the installation. This message indicates success.
+                3010 --> A restart is required to complete the installation. This message indicates success.
+                5100 --> The user's computer does not meet system requirements.
+                 */
+            }
+        }
+
         private static async Task InstallVcredistIfNeeded(ApplicationHost appHost, ILogger logger)
         {
             try