Handle Jellyfin versions before 10.9

src/NzbDrone.Core/Notifications/MediaBrowser/MediaBrowserException.cs

@@ -1,23 +0,0 @@
-using System;
-using NzbDrone.Common.Exceptions;
-
-namespace NzbDrone.Core.Notifications.Emby
-{
-    public class MediaBrowserException : NzbDroneException
-    {
-        public MediaBrowserException(string message)
-            : base(message)
-        {
-        }
-
-        public MediaBrowserException(string message, params object[] args)
-            : base(message, args)
-        {
-        }
-
-        public MediaBrowserException(string message, Exception innerException)
-            : base(message, innerException)
-        {
-        }
-    }
-}

src/NzbDrone.Core/Notifications/MediaBrowser/MediaBrowserProxy.cs

@@ -92,9 +92,11 @@ namespace NzbDrone.Core.Notifications.Emby
 
                 return paths.ToHashSet();
             }
-            catch (InvalidOperationException ex)
+            catch (InvalidOperationException)
             {
-                throw new MediaBrowserException("Could not find series by name", ex);
+                _logger.Trace("Could not find series by name.");
+
+                return new HashSet<string>();
             }
         }