Thank you for contacting us.
I was able to reproduce the issue described by you. It is a bug in the treeView's traverser. A temporary workaround I can give you is to reset this traverser before clearing the nodes.
sender, EventArgs e)
radTreeView.Nodes[radTreeView.Nodes.Count - 1].Nodes.ToArray())
i = 0; i < 99; i++)
radTreeView.Nodes[radTreeView.Nodes.Count - 1].Nodes.Add(
Additionally I have logged the issue in our Public Issue Tracking System
. You can follow its status and vote for it on this address RadTreeView - exception when clearing child nodes
. I have also updated your Telerik Points
as a token of gratitude for your contribution.
For any further questions, do not hesitate to contact us.
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