diff --git a/PROMS/VEPROMS.CSLA.Library/Extension/ItemExt.cs b/PROMS/VEPROMS.CSLA.Library/Extension/ItemExt.cs
index 7252f593..6798a539 100644
--- a/PROMS/VEPROMS.CSLA.Library/Extension/ItemExt.cs
+++ b/PROMS/VEPROMS.CSLA.Library/Extension/ItemExt.cs
@@ -4289,7 +4289,7 @@ namespace VEPROMS.CSLA.Library
 
 				}
 				// For VC Summer Unit 2 & 3 (vcb formats) include step number in Note & Caution header
-				if (FormatStepData.TabData.IncludeStepNum && MyHeader != null && MyParent != null)
+				if (FormatStepData.TabData.IncludeStepNum && _MyHeader != null && MyParent != null) // B2016-252 changed MyHeader to _Myheader to fix stack overflow during enhanced document editing
 				{
 					if (MyParent.CombinedTab != null)
 					{