crash

[dnqbob]

Exception of type `System.ArgumentException`: Panel `observer-scrollitem` was not found.
   at OpenRA.Graphics.ChromeProvider.GetPanelImages(String collectionName) in D:\work\Projects\Github\Romanovs-Vengeance\engine\OpenRA.Game\Graphics\ChromeProvider.cs:line 188
   at OpenRA.Mods.Common.Widgets.CachedTransform`2.Update(T input) in D:\work\Projects\Github\Romanovs-Vengeance\engine\OpenRA.Mods.Common\Widgets\WidgetUtils.cs:line 419
   at OpenRA.Mods.Common.Widgets.ScrollItemWidget.Draw() in D:\work\Projects\Github\Romanovs-Vengeance\engine\OpenRA.Mods.Common\Widgets\ScrollItemWidget.cs:line 68
   at OpenRA.Widgets.Widget.DrawOuter() in D:\work\Projects\Github\Romanovs-Vengeance\engine\OpenRA.Game\Widgets\Widget.cs:line 481
   at OpenRA.Mods.Common.Widgets.ScrollPanelWidget.DrawOuter() in D:\work\Projects\Github\Romanovs-Vengeance\engine\OpenRA.Mods.Common\Widgets\ScrollPanelWidget.cs:line 233
   at OpenRA.Widgets.Widget.DrawOuter() in D:\work\Projects\Github\Romanovs-Vengeance\engine\OpenRA.Game\Widgets\Widget.cs:line 483
   at OpenRA.Game.RenderTick() in D:\work\Projects\Github\Romanovs-Vengeance\engine\OpenRA.Game\Game.cs:line 736
   at OpenRA.Game.Loop() in D:\work\Projects\Github\Romanovs-Vengeance\engine\OpenRA.Game\Game.cs:line 844
   at OpenRA.Game.Run() in D:\work\Projects\Github\Romanovs-Vengeance\engine\OpenRA.Game\Game.cs:line 876
   at OpenRA.Game.InitializeAndRun(String[] args) in D:\work\Projects\Github\Romanovs-Vengeance\engine\OpenRA.Game\Game.cs:line 308
   at OpenRA.Launcher.Program.Main(String[] args) in D:\work\Projects\Github\Romanovs-Vengeance\engine\OpenRA.Launcher\Program.cs:line 32