Hi All

i am with weired error, while working on wintree

issue is

I have a ultratree with fewnodes,

when user clicks on button i am creating new node and adding to curremt tree nodes.

then setting newly created Node as ActiveNode.

some times it is working fine but some times it is reporting "Node is not part of the tree" can't set as ActiveNode

code i ahve wriiten like 

UltraTreeNode currentNode = ultratree.Nodes.ActiveNode ;

UltraTreeNode childNode = new UltraTreeNode(null, "ProductA");

currentNode.Nodes.Add(childNode);

childNode.Selected = true;

ultratree.ActiveNopde = childNode

Can any one help me in this?

Can