Index is out of range

[Massked]

So i'm new to downloading mods and i wanted to download mods for Veilguard so i followed a tutorial on how to do it but everytime i use the encyption key that was provided to me by the tutorial it always show me this when i click done

 

Index is out of range. Index must be non-negative and less than the size of the collection.

Parameter name: index

in FrostySdk.FileSystemManager.ResolvePath(String filename) in E:\Documents\GitHub\FrostyToolsuiteCosmic\FrostySdk\Managers\FileSystemManager.en:line 162i n FrostySdk.FileSystemManager.ProcessLayouts() inFrostySdk.FileSystemManager.ProcessLayouts() in E:\Documents\GitHub\FrostyToolsuiteCosmic\FrostySdk\Managers\FileSystemManager.en:line 470 in Frosty.Core.Windows.FrostyProfileTaskWindow.<>c__DisplayClass8_0.<LoadData>b__0() in E:\Documents\GitHub\FrostyToolsuiteCosmic\FrostyPlugin\Windows\FrostyProfileTaskWindow.xamlen:line 227 in System.Threading.Tasks.Task.Execute()

 --- End of stack trace from the previous location from which the exception was thrown --- in System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw() in System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) in Frosty.Core.Windows.FrostyProfileTaskWindow. <LoadData>d__8.MoveNext() in E:\Documents\GitHub\FrostyToolsuiteCosmic\FrostyPlugin\Windows\FrostyProfileTaskWindow.xaml.en:line 218

--- The end of the stack trace from the previous location from which the exception was thrown---

in System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw() in System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) in Frosty.Core.Windows.FrostyProfileTaskWindow.<Window_Loaded>d__5.MoveNext() in

E: \Documents\GitHub\FrostyToolsuiteCosmic\FrostyPlugin\Windows\FrostyProfileTaskWindow.en:line 120

--- The end of the stack trace from the previous location from which the exception was thrown---

in System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()

   in System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)

   in System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)

 

English Is not my frist language nor i have any knowlage in coding so i did got lost in this pretty eazy.so If anybody knows what to do with this issue please tell me because idk if Its because of my gaming laptop i own or something in the files

Edited March 9 by Massked