diff --git a/PROMS/Volian.Controls.Library/vlnTreeView.cs b/PROMS/Volian.Controls.Library/vlnTreeView.cs
index 5d894385..fef188c4 100644
--- a/PROMS/Volian.Controls.Library/vlnTreeView.cs
+++ b/PROMS/Volian.Controls.Library/vlnTreeView.cs
@@ -2178,7 +2178,8 @@ namespace Volian.Controls.Library
 					ItemInfo newEnhStep = replItemInfo.PasteEnhancedItems(copyStartID, ii, ItemInfo.EAddpingPart.Replace, chgId);
 				}
 			}
-			SelectedNode = (VETreeNode)((prevtn != null) ? prevtn.NextNode : partn.FirstNode);
+			// B2018-047: was crashing on the following line (before change it was casting the result to a VETreeNote when the partn.FirstNode was just a TreeNode)
+			SelectedNode = prevtn != null ? prevtn.NextNode : partn.FirstNode;
 		}
 		private void tv_NodeCopy()
 		{