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Posted by Lukas R
on
Same. If I load a theme and click on a widget on the Overlay screen before opening anything on the right side in the Theme Explorer, ATVO crashes with "Object reference not set to an instance of an object"

Error: 8/27/2020 7:22:31 PM (UTC)
ATVO version: 1.29.12.0
Themes SDK version: 1.19.0.0
Theme version: none

Unhandled exception
System.NullReferenceException: Object reference not set to an instance of an object.
  at ATVO.ThemeEditor.Utils.TreeViewUtils.ExpandAndContinue(TreeViewItem root, Object item, Action`1 action) in D:\Users\Nick\Documents\Programming\ATVO\Appgineer.in-TV-Overlay-for-iRacing\ATVO.ThemeEditor\Utils\TreeViewUtils.cs:line 0
  at System.Windows.Controls.ItemContainerGenerator.SetStatus(GeneratorStatus value)
  at System.Windows.Controls.ItemContainerGenerator.System.Windows.Controls.Primitives.IItemContainerGenerator.StartAt(GeneratorPosition position, GeneratorDirection direction, Boolean allowStartAtRealizedItem)
  at System.Windows.Controls.Panel.GenerateChildren()
  at System.Windows.Controls.Panel.EnsureGenerator()
  at System.Windows.Controls.Panel.get_InternalChildren()
  at System.Windows.Controls.StackPanel.StackMeasureHelper(IStackMeasure measureElement, IStackMeasureScrollData scrollData, Size constraint)
  at System.Windows.Controls.StackPanel.MeasureOverride(Size constraint)
  at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
  at System.Windows.UIElement.Measure(Size availableSize)
  at MS.Internal.Helper.MeasureElementWithSingleChild(UIElement element, Size constraint)
  at System.Windows.Controls.ItemsPresenter.MeasureOverride(Size constraint)
  at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
  at System.Windows.UIElement.Measure(Size availableSize)
  at System.Windows.Controls.StackPanel.StackMeasureHelper(IStackMeasure measureElement, IStackMeasureScrollData scrollData, Size constraint)
  at System.Windows.Controls.StackPanel.MeasureOverride(Size constraint)
  at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
  at System.Windows.UIElement.Measure(Size availableSize)
  at System.Windows.Controls.Control.MeasureOverride(Size constraint)
  at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
  at System.Windows.UIElement.Measure(Size availableSize)
  at System.Windows.ContextLayoutManager.UpdateLayout()
  at System.Windows.ContextLayoutManager.UpdateLayoutCallback(Object arg)
  at System.Windows.Media.MediaContext.FireInvokeOnRenderCallbacks()
  at System.Windows.Media.MediaContext.RenderMessageHandlerCore(Object resizedCompositionTarget)
  at System.Windows.Media.MediaContext.RenderMessageHandler(Object resizedCompositionTarget)
  at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
  at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)