workaround: Extract the ControlTemplate for the TreeListViewRow and set the Style explicitly or remove the local Style setter.
Available in LIB version: 2017.2.605
Available in LIB version: 2017.2.522
Expanded TreeListViewRow cannot be collapsed when select a child node and SelectionMode is set to "Expanded". Steps to reproduce: 1. Expand the root node 2. Select a child node 3. Try to collapse the root node
Asynchronous mode for ExpandAllHierarchyItems()