Here it is:
System.NullReferenceException: Object reference not set to an instance of an object.
at StudioForge.TotalMiner.Screens.BaseInventoryScreen.RefreshItemTypeName()
at StudioForge.TotalMiner.Screens.BaseInventoryScreen.HandleInputOld(InputState input, Boolean isActiveScreen)
at StudioForge.Engine.GameState.GameScreen.HandleInput(InputState input, Boolean isActiveScreen)
at StudioForge.Engine.GameState.ScreenManager.UpdateScreens(Int32 index, Boolean& otherScreenHasFocus)
at StudioForge.Engine.GameState.ScreenManager.Update(GameTime donotuse)
at Microsoft.Xna.Framework.Game.SortingFilteringCollection1.ForEachFilteredItem[TUserData](Action2 action, TUserData userData)
at StudioForge.Engine.Game.BaseGame.Update(GameTime gameTime)
at StudioForge.TotalMiner.TotalMinerGame.Update(GameTime gameTime)
at Microsoft.Xna.Framework.Game.DoUpdate(GameTime gameTime)
at Microsoft.Xna.Framework.Game.Tick()
at MonoGame.Framework.WinFormsGameWindow.TickOnIdle(Object sender, EventArgs e)
at System.Windows.Forms.Application.ThreadContext.Interop.Mso.IMsoComponent.FDoIdle(msoidlef grfidlef)
at System.Windows.Forms.Application.ComponentManager.Interop.Mso.IMsoComponentManager.FPushMessageLoop(UIntPtr dwComponentID, msoloop uReason, Void* pvLoopData)
at System.Windows.Forms.Application.ThreadContext.RunMessageLoopInner(msoloop reason, ApplicationContext context)
at System.Windows.Forms.Application.ThreadContext.RunMessageLoop(msoloop reason, ApplicationContext context)
at MonoGame.Framework.WinFormsGameWindow.RunLoop()
at MonoGame.Framework.WinFormsGamePlatform.RunLoop()
at Microsoft.Xna.Framework.Game.Run(GameRunBehavior runBehavior)
at StudioForge.Engine.Game.BaseGame.RunT