Hi ! I've an issue with CFSM w.5.8.1. Indeed, it works for Songmanager but when i going to arrangement analyzer and duplicate, it says : [2020/08/06 18:56:01]: Saved File: dgvSongsMaster.xml[2020/08/06 18:56:01]: Song Manager GUI Deactivated ...[2020/08/06 18:56:01]: Populating Renamer GUI ...[2020/08/06 18:56:01]: Loaded renamer_properties.json template ...[2020/08/06 18:56:06]: Populating SetlistManager GUI ...[2020/08/06 18:56:06]: Loaded File: appSettings.xml[2020/08/06 18:56:06]: Saved File: dgvSetlistMaster.xml[2020/08/06 18:56:06]: <ERROR> Application.ThreadExceptionSource: CustomsForgeSongManagerTarget: System.String get_ArtistTitleAlbum()System.NullReferenceException: La référence d'objet n'est pas définie à une instance d'un objet. à CustomsForgeSongManager.DataObjects.SongData.get_ArtistTitleAlbum() à CustomsForgeSongManager.UControls.SetlistManager.<>c__DisplayClass13.<LoadSetlistSongs>b__f(SongData sng) à System.Linq.Enumerable.WhereEnumerableIterator`1.MoveNext() à System.Collections.Generic.List`1..ctor(IEnumerable`1 collection) à System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source) à CustomsForgeSongManager.UControls.SetlistManager.LoadSetlistSongs(String setlistName, String search) à CustomsForgeSongManager.UControls.SetlistManager.LoadSetLists() à CustomsForgeSongManager.UControls.SetlistManager.PopulateSetlistManager() à CustomsForgeSongManager.UControls.SetlistManager..ctor() à CustomsForgeSongManager.DataObjects.Globals.get_SetlistManager() à CustomsForgeSongManager.Forms.frmMain.tcMain_SelectedIndexChanged(Object sender, EventArgs e) à System.Windows.Forms.TabControl.OnSelectedIndexChanged(EventArgs e) à System.Windows.Forms.TabControl.WmSelChange() à System.Windows.Forms.TabControl.WndProc(Message& m) à System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m) à System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m) à System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam). I had an old issue with song manager before i fixed it by delete the CFMS file in document but now .. i can't resolve this issue. I've test the version of my p.psarc dlc which come from Custom forge but .. yeah nothing ... If you can help me i'll be happy :). Alexis.