diff --git a/PROMS/VEPROMS.CSLA.Library/Extension/FolderExt.cs b/PROMS/VEPROMS.CSLA.Library/Extension/FolderExt.cs
index f7e56399..8d13499f 100644
--- a/PROMS/VEPROMS.CSLA.Library/Extension/FolderExt.cs
+++ b/PROMS/VEPROMS.CSLA.Library/Extension/FolderExt.cs
@@ -179,7 +179,10 @@ namespace VEPROMS.CSLA.Library
 					retval = (SortedChildFolders[index - 1].ManualOrder + SortedChildFolders[index].ManualOrder) / 2;
 			}
 			else
+			{
+				if (index >= SortedChildFolders.Count) index = SortedChildFolders.Count;
 				retval += SortedChildFolders[index - 1].ManualOrder;
+			}
 			return retval;
 		}
 		/// <summary>