 
         MusicSequenceNewTrack(newSequence, &tempTrack)
         guard let newTrack = tempTrack,
-            let track = internalMusicTrack  else {
+            let track = internalMusicTrack else {
             return
         }
         MusicTrackSetProperty(track, kSequenceTrackProperty_TrackLength, &durationAsMusicTimeStamp, size)

            clear()
            MusicTrackSetProperty(track, kSequenceTrackProperty_TrackLength, &durationAsMusicTimeStamp, size)
            MusicTrackCopyInsert(newTrack, 0, durationAsMusicTimeStamp, track, 0)
            MusicSequenceDisposeTrack(newSequence, newTrack)

            DisposeMusicSequence(newSequence)

            //now to clean up any notes that are too long
            var tempIterator: MusicEventIterator?

        } else {
            MusicTrackSetProperty(track, kSequenceTrackProperty_TrackLength, &durationAsMusicTimeStamp, size)
        }
        
        MusicSequenceDisposeTrack(newSequence, newTrack)
        DisposeMusicSequence(newSequence)
    }

    /// A less destructive and simpler way to set the length
