Index: WS/TBX/GroepOrder.cls.xml
===================================================================
diff -u -r232 -r252
--- WS/TBX/GroepOrder.cls.xml	(.../GroepOrder.cls.xml)	(revision 232)
+++ WS/TBX/GroepOrder.cls.xml	(.../GroepOrder.cls.xml)	(revision 252)
@@ -6,13 +6,26 @@
 <Super>WS.TBX.OrderAbstract</Super>
 <ClassDefinitionError>0</ClassDefinitionError>
 
+<Property name="Referentie">
+<Type>%String</Type>
+<Parameter name="XMLNAME" value="Referentie"/>
+</Property>
+
 <Property name="Orders">
 <Type>WS.TBX.Order</Type>
 <Collection>list</Collection>
 </Property>
 
 <Storage name="Default">
 <Type>%Library.CacheStorage</Type>
+<DefaultData>GroepOrderDefaultData</DefaultData>
+<Data name="GroepOrderDefaultData">
+<Structure>listnode</Structure>
+<Subscript>"GroepOrder"</Subscript>
+<Value name="1">
+<Value>Referentie</Value>
+</Value>
+</Data>
 <Data name="Orders">
 <Attribute>Orders</Attribute>
 <Structure>subnode</Structure>