diff --git a/PROMS/VEPROMS.CSLA.Library/Extension/ItemExt.cs b/PROMS/VEPROMS.CSLA.Library/Extension/ItemExt.cs
index 0ff39668..a5b827c1 100644
--- a/PROMS/VEPROMS.CSLA.Library/Extension/ItemExt.cs
+++ b/PROMS/VEPROMS.CSLA.Library/Extension/ItemExt.cs
@@ -4657,6 +4657,7 @@ namespace VEPROMS.CSLA.Library
 				string tmpstr = indx+1<DisplayNumber.Length?DisplayNumber.Substring(indx+1):null;
 				// if the section's tab is a letter, we don't want a 0 on the section.... for example A.0.
 				if (IsSection && tmpstr == null && System.Char.IsLetter(DisplayNumber, 0)) return -1;
+				if (tmpstr.IndexOf('-') >= 0) return -1;
 				return tmpstr==null?0:System.Convert.ToInt32(tmpstr);
 			}
 			return (-1);