Duck Game Mod Crash

Crash Source: Dord's
Mod "Dord's" has crashed. Mod was disabled. Try running the game again.

System.MissingMethodException: Method not found: '!!0[] System.Array.Empty()'.
   at DuckGame.DWEP.SpringHat.Update()
   at DuckGame.Thing.DoUpdate() in DuckGame\src\MonoTime\Thing.cs:line 1393
   at DuckGame.MaterialThing.DoUpdate() in DuckGame\src\DuckGame\MaterialThing.cs:line 275
   at DuckGame.Level.UpdateThings() in DuckGame\src\MonoTime\Level.cs:line 1045
   at DuckGame.Level.DoUpdate() in DuckGame\src\MonoTime\Level.cs:line 958
   at DuckGame.Level.UpdateCurrentLevel() in DuckGame\src\MonoTime\Level.cs:line 153
   at DuckGame.MonoMain.RunUpdate(GameTime gameTime) in DuckGame\src\MonoTime\MonoMain.cs:line 1080
   at DuckGame.MonoMain.Update(GameTime gameTime) in DuckGame\src\MonoTime\MonoMain.cs:line 808
   at Microsoft.Xna.Framework.Game.Tick()
   at Microsoft.Xna.Framework.Game.HostIdle(Object sender, EventArgs e)
   at Microsoft.Xna.Framework.GameHost.OnIdle()
   at Microsoft.Xna.Framework.WindowsGameHost.RunOneFrame()
   at Microsoft.Xna.Framework.WindowsGameHost.ApplicationIdle(Object sender, EventArgs e)
   at System.Windows.Forms.Application.ThreadContext.System.Windows.Forms.UnsafeNativeMethods.IMsoComponent.FDoIdle(Int32 grfidlef)
   at System.Windows.Forms.Application.ComponentManager.System.Windows.Forms.UnsafeNativeMethods.IMsoComponentManager.FPushMessageLoop(IntPtr dwComponentID, Int32 reason, Int32 pvLoopData)
   at System.Windows.Forms.Application.ThreadContext.RunMessageLoopInner(Int32 reason, ApplicationContext context)
   at System.Windows.Forms.Application.ThreadContext.RunMessageLoop(Int32 reason, ApplicationContext context)
   at System.Windows.Forms.Application.Run(Form mainForm)
   at Microsoft.Xna.Framework.WindowsGameHost.Run()
   at Microsoft.Xna.Framework.Game.RunGame(Boolean useBlockingRun)
   at DuckGame.Program.DoMain(String[] args) in DuckGame\src\Program.cs:line 119
   at DuckGame.Program.Main(String[] args) in DuckGame\src\Program.cs:line 35

Date: 08/16/2017
Version: 1.0.6372.17603
Platform: Windows 7
Online: FALSE
Editor: False
Time Played: 00:00:25
Special Code: ADD COOLNESS
Code: 0
Adapter Resolution: 1280x800
Game Resolution: 1680x1050
Fullscreen: True
Device: False
Level: C:/Users/mm/Documents/DuckGame/Levels/DWEP levels final edition/[DWEP] Dord- NICE HATZ.lev
Mods: 6