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Guard for null

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This commit is contained in:
John Lewin 2018-10-31 22:11:24 -07:00
parent 1a3f48112c
commit 052e3c1fb1
1 changed files with 6 additions and 1 deletions
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7
MatterControlLib/CustomWidgets/TreeView/TreeView.cs
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@ -234,7 +234,12 @@ namespace MatterHackers.MatterControl.CustomWidgets
}
_selectedNode = value;
_selectedNode.HighlightRegion.BackgroundColor = theme.AccentMimimalOverlay;
if (_selectedNode != null)
{
_selectedNode.HighlightRegion.BackgroundColor = theme.AccentMimimalOverlay;
}
OnAfterSelect(null);
}
}