diff --git a/PROMS/VEPROMS.CSLA.Library/Extension/ItemExt.cs b/PROMS/VEPROMS.CSLA.Library/Extension/ItemExt.cs
index 03ac9d9e..7eb718ce 100644
--- a/PROMS/VEPROMS.CSLA.Library/Extension/ItemExt.cs
+++ b/PROMS/VEPROMS.CSLA.Library/Extension/ItemExt.cs
@@ -2862,7 +2862,8 @@ namespace VEPROMS.CSLA.Library
 				//if (str.Contains(@"<S\u8209?ID>"))
 				//  str = str.Replace(@"<S\u8209?ID>", MyDocVersion.DocVersionConfig.Unit_ID);
 				str = ConvertToDisplayText(str);
-				str = Regex.Replace(str, @"\<[uU]\>", MyDocVersion.DocVersionConfig.Unit_Number); // B2017-019 - process "<u>" in section number
+				if (MyDocVersion != null) // B2020-086 check for null doc version - happens if item we are trying to open is no longer there (disconnected)
+					str = Regex.Replace(str, @"\<[uU]\>", MyDocVersion.DocVersionConfig.Unit_Number); // B2017-019 - process "<u>" in section number
 				return str;
 			}
 			//get { return ConvertToDisplayText(MyContent.Number); }