2 files changed, 45 insertions, 23 deletions

diff --git a/MediaBrowser.Server.Implementations/IO/FileRefresher.cs b/MediaBrowser.Server.Implementations/IO/FileRefresher.cs
index 2f4605c5c..3df7a03d4 100644
--- a/MediaBrowser.Server.Implementations/IO/FileRefresher.cs
+++ b/MediaBrowser.Server.Implementations/IO/FileRefresher.cs
@@ -12,6 +12,7 @@ using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Library;
 using MediaBrowser.Model.Logging;
 using MediaBrowser.Server.Implementations.ScheduledTasks;
+using MoreLinq;
 
 namespace MediaBrowser.Server.Implementations.IO
 {
@@ -68,6 +69,11 @@ namespace MediaBrowser.Server.Implementations.IO
 
             lock (_timerLock)
             {
+                if (_disposed)
+                {
+                    return;
+                }
+
                 if (_timer == null)
                 {
                     _timer = new Timer(OnTimerCallback, null, TimeSpan.FromSeconds(ConfigurationManager.Configuration.LibraryMonitorDelay), TimeSpan.FromMilliseconds(-1));
@@ -131,9 +137,10 @@ namespace MediaBrowser.Server.Implementations.IO
         private async Task ProcessPathChanges(List<string> paths)
         {
             var itemsToRefresh = paths
+                .Distinct(StringComparer.OrdinalIgnoreCase)
                 .Select(GetAffectedBaseItem)
                 .Where(item => item != null)
-                .Distinct()
+                .DistinctBy(i => i.Id)
                 .ToList();
 
             foreach (var p in paths)
@@ -287,6 +294,7 @@ namespace MediaBrowser.Server.Implementations.IO
                 if (_timer != null)
                 {
                     _timer.Dispose();
+                    _timer = null;
                 }
             }
         }
diff --git a/MediaBrowser.Server.Implementations/IO/LibraryMonitor.cs b/MediaBrowser.Server.Implementations/IO/LibraryMonitor.cs
index 7ed4dc71e..76f0e6a1d 100644
--- a/MediaBrowser.Server.Implementations/IO/LibraryMonitor.cs
+++ b/MediaBrowser.Server.Implementations/IO/LibraryMonitor.cs
@@ -46,6 +46,15 @@ namespace MediaBrowser.Server.Implementations.IO
             "TempSBE"
         };
 
+        private readonly IReadOnlyList<string> _alwaysIgnoreSubstrings = new List<string>
+        {
+            // Synology
+            "eaDir",
+            "#recycle",
+            ".wd_tv",
+            ".actors"
+        };
+
         private readonly IReadOnlyList<string> _alwaysIgnoreExtensions = new List<string>
         {
             // thumbs.db
@@ -98,7 +107,14 @@ namespace MediaBrowser.Server.Implementations.IO
 
             if (refreshPath)
             {
-                ReportFileSystemChanged(path);
+                try
+                {
+                    ReportFileSystemChanged(path);
+                }
+                catch (Exception ex)
+                {
+                    Logger.ErrorException("Error in ReportFileSystemChanged for {0}", ex, path);
+                }
             }
         }
 
@@ -156,32 +172,16 @@ namespace MediaBrowser.Server.Implementations.IO
             Start();
         }
 
-        private bool EnableLibraryMonitor
-        {
-            get
-            {
-                switch (ConfigurationManager.Configuration.EnableLibraryMonitor)
-                {
-                    case AutoOnOff.Auto:
-                        return Environment.OSVersion.Platform == PlatformID.Win32NT;
-                    case AutoOnOff.Enabled:
-                        return true;
-                    default:
-                        return false;
-                }
-            }
-        }
-
         private bool IsLibraryMonitorEnabaled(BaseItem item)
         {
             var options = LibraryManager.GetLibraryOptions(item);
 
-            if (options != null && options.SchemaVersion >= 1)
+            if (options != null)
             {
                 return options.EnableRealtimeMonitor;
             }
 
-            return EnableLibraryMonitor;
+            return false;
         }
 
         public void Start()
@@ -405,7 +405,20 @@ namespace MediaBrowser.Server.Implementations.IO
             {
                 Logger.Debug("Changed detected of type " + e.ChangeType + " to " + e.FullPath);
 
-                ReportFileSystemChanged(e.FullPath);
+                var path = e.FullPath;
+
+                // For deletes, use the parent path
+                if (e.ChangeType == WatcherChangeTypes.Deleted)
+                {
+                    var parentPath = Path.GetDirectoryName(path);
+
+                    if (!string.IsNullOrWhiteSpace(parentPath))
+                    {
+                        path = parentPath;
+                    }
+                }
+
+                ReportFileSystemChanged(path);
             }
             catch (Exception ex)
             {
@@ -421,10 +434,11 @@ namespace MediaBrowser.Server.Implementations.IO
             }
 
             var filename = Path.GetFileName(path);
-
+            
             var monitorPath = !string.IsNullOrEmpty(filename) &&
                 !_alwaysIgnoreFiles.Contains(filename, StringComparer.OrdinalIgnoreCase) &&
-                !_alwaysIgnoreExtensions.Contains(Path.GetExtension(path) ?? string.Empty, StringComparer.OrdinalIgnoreCase);
+                !_alwaysIgnoreExtensions.Contains(Path.GetExtension(path) ?? string.Empty, StringComparer.OrdinalIgnoreCase) &&
+                _alwaysIgnoreSubstrings.All(i => path.IndexOf(i, StringComparison.OrdinalIgnoreCase) == -1);
 
             // Ignore certain files
             var tempIgnorePaths = _tempIgnoredPaths.Keys.ToList();