clear existing scene name since it wasn't storing the correct string

NzbDrone.Core/Datastore/Migration/017_reset_scene_names.cs

@@ -0,0 +1,15 @@
+using FluentMigrator;
+using NzbDrone.Core.Datastore.Migration.Framework;
+
+namespace NzbDrone.Core.Datastore.Migration
+{
+    [Migration(17)]
+    public class reset_scene_names : NzbDroneMigrationBase
+    {
+        protected override void MainDbUpgrade()
+        {
+            //we were storing new file name as scene name.
+            Execute.Sql(@"UPDATE EpisodeFiles SET SceneName = NULL where SceneName != NULL");
+        }
+    }
+}

NzbDrone.Core/MediaFiles/EpisodeImport/ImportApprovedEpisodes.cs

@@ -62,12 +62,12 @@ namespace NzbDrone.Core.MediaFiles.EpisodeImport
                     episodeFile.Size = _diskProvider.GetFileSize(localEpisode.Path);
                     episodeFile.Quality = localEpisode.Quality;
                     episodeFile.SeasonNumber = localEpisode.SeasonNumber;
-                    episodeFile.SceneName = Path.GetFileNameWithoutExtension(localEpisode.Path.CleanFilePath());
                     episodeFile.Episodes = localEpisode.Episodes;
 
 
                     if (newDownload)
                     {
+                        episodeFile.SceneName = Path.GetFileNameWithoutExtension(localEpisode.Path.CleanFilePath());
                         episodeFile.Path = _episodeFileUpgrader.UpgradeEpisodeFile(episodeFile, localEpisode);
                         _messageAggregator.PublishEvent(new EpisodeImportedEvent(localEpisode, episodeFile));
                         _messageAggregator.PublishEvent(new EpisodeDownloadedEvent(localEpisode));

NzbDrone.Core/NzbDrone.Core.csproj

@@ -159,6 +159,7 @@
     <Compile Include="Datastore\Migration\014_drop_air_date.cs" />
     <Compile Include="Datastore\Migration\015_add_air_date_as_string.cs" />
     <Compile Include="Datastore\Migration\016_updated_imported_history_item.cs" />
+    <Compile Include="Datastore\Migration\017_reset_scene_names.cs" />
     <Compile Include="Datastore\Migration\Framework\MigrationContext.cs" />
     <Compile Include="Datastore\Migration\Framework\MigrationController.cs" />
     <Compile Include="Datastore\Migration\Framework\MigrationExtension.cs" />