FATAL ERROR

[AizerMortenort]

IT suddenlty stopped working no matter what i do it wotn load a thing and gives this crap

System.InvalidOperationException: Sequence contains no matching element
at System.Linq.Enumerable.First[TSource](IEnumerable1 source, Func2 predicate)
at DSAnimStudio.FmgManager.g__TryToLoadFromMSGBND|16_0(String language, String msgbndName, Int32 weaponNamesIdx, Int32 armorNamesIdx, <>c__DisplayClass16_0& ) in C:\Users\Green\GitHub\DSAnimStudio-Dev\DSAnimStudio\FmgManager.cs:line 81
at DSAnimStudio.FmgManager.LoadAllFMG(Boolean forceReload) in C:\Users\Green\GitHub\DSAnimStudio-Dev\DSAnimStudio\FmgManager.cs:line 108
at DSAnimStudio.GameDataManager.Init(SoulsGames gameType, String interroot, Boolean forceReload) in C:\Users\Green\GitHub\DSAnimStudio-Dev\DSAnimStudio\GameDataManager.cs:line 278
at DSAnimStudio.TaeEditor.TaeFileContainer.CheckGameVersionForTaeInterop(String internalFilePath, Boolean isRemo) in C:\Users\Green\GitHub\DSAnimStudio-Dev\DSAnimStudio\TaeEditor\TaeFileContainer.cs:line 274
at DSAnimStudio.TaeEditor.TaeFileContainer.LoadFromPath(String file) in C:\Users\Green\GitHub\DSAnimStudio-Dev\DSAnimStudio\TaeEditor\TaeFileContainer.cs:line 427
at DSAnimStudio.TaeEditor.TaeEditorScreen.LoadCurrentFile() in C:\Users\Green\GitHub\DSAnimStudio-Dev\DSAnimStudio\TaeEditor\TaeEditorScreen.cs:line 726
at DSAnimStudio.TaeEditor.TaeEditorScreen.<>c__DisplayClass187_0.b__1(IProgress1 progress) in C:\Users\Green\GitHub\DSAnimStudio-Dev\DSAnimStudio\TaeEditor\TaeEditorScreen.cs:line 1290 at DSAnimStudio.LoadingTaskMan.<>c__DisplayClass5_0.<DoLoadingTask>b__0(IProgress1 progress) in C:\Users\Green\GitHub\DSAnimStudio-Dev\DSAnimStudio\LoadingTaskMan.cs:line 179
at DSAnimStudio.LoadingTaskMan.LoadingTask.<>c__DisplayClass14_1.<.ctor>b__1() in C:\Users\Green\GitHub\DSAnimStudio-Dev\DSAnimStudio\LoadingTaskMan.cs:line 56