Error failed in GameLoop.SaveLoaded Event

[UfaiX04]

[UI Info Suite] This mod failed in the GameLoop.SaveLoaded event. Technical details:
FileNotFoundException: Could not load file or assembly 'System.Windows.Extensions, Version=0.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51'. Impossibile trovare il file specificato.
File name: 'System.Windows.Extensions, Version=0.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51'
   at UIInfoSuite.UIElements.ExperienceBar..ctor(IModHelper helper)
   at UIInfoSuite.Options.ModOptionsPageHandler..ctor(IModHelper helper, IDictionary`2 options) in C:\Users\Cdaragorn\Dropbox\dev\UiInfoSuite\Ui-Info-Suite\SDVModTest\Options\ModOptionsPageHandler.cs:line 52
   at UIInfoSuite.ModEntry.OnSaveLoaded(Object sender, SaveLoadedEventArgs e) in C:\Users\Cdaragorn\Dropbox\dev\UiInfoSuite\Ui-Info-Suite\SDVModTest\ModEntry.cs:line 118
   at StardewModdingAPI.Framework.Events.ManagedEvent`1.Raise(TEventArgs args, Func`2 match) 

Game works and runs but mod doesnt. Using this in 1.5.5

[nakorndev]

Same issue.

[UfaiX04]

Same issue.

I fixed it, the issue is left open cause the project is abandoned,
search for ui info suite 2, wich is the newer version or iteration of this or join the stardew vallry modding discord to ask there