diff --git a/PROMS/VEPROMS User Interface/frmVEPROMS.cs b/PROMS/VEPROMS User Interface/frmVEPROMS.cs
index f07d378f..d5fe126f 100644
--- a/PROMS/VEPROMS User Interface/frmVEPROMS.cs	
+++ b/PROMS/VEPROMS User Interface/frmVEPROMS.cs	
@@ -1431,7 +1431,8 @@ namespace VEPROMS
 			if (tc.SelectedDisplayTabItem != null && tc.SelectedDisplayTabItem.MyStepTabPanel != null) // MyStepTabPanel will be null if the active tab is a Word Attachment
 			{
 				StepPanel pnl = tc.SelectedDisplayTabItem.MyStepTabPanel.MyStepPanel;
-				if (pnl != null) pnl.MyStepTabPanel.MyStepTabRibbon.SetPasteButtons(false);
+				// B2022-109: crash when deleting a copy of pasted procedure - check for nulls
+				if (pnl != null && pnl.MyStepTabPanel != null && pnl.MyStepTabPanel.MyStepTabRibbon != null) pnl.MyStepTabPanel.MyStepTabRibbon.SetPasteButtons(false);
 			}
 
 			return rtval;