System/WindowBase/WindowCenter.cs
@@ -216,7 +216,7 @@ return new List<string>(windows.Keys); } public void CloseAll(CloseAllIgnoreType ignoreType = CloseAllIgnoreType.System) public void CloseAll(CloseAllIgnoreType ignoreType = CloseAllIgnoreType.BaseAndCustom) { for (var i = windows.Keys.Count - 1; i >= 0; i--) {