Index: APPS/TBXWeb/OrderChecker.cls.xml
===================================================================
diff -u -r603 -r605
--- APPS/TBXWeb/OrderChecker.cls.xml	(.../OrderChecker.cls.xml)	(revision 603)
+++ APPS/TBXWeb/OrderChecker.cls.xml	(.../OrderChecker.cls.xml)	(revision 605)
@@ -255,7 +255,7 @@
 <FormalSpec>WSOrderID:%String,ForceerWijziging:%Boolean=0,OfferteHoofdingID:%String="99"</FormalSpec>
 <ReturnType>%Status</ReturnType>
 <Implementation><![CDATA[
-	Set TBXOrder=##class(WS.TBX.Order).%OpenId(WSOrderID)
+	Set TBXOrder=##class(WS.TBX.OrderAbstract).%OpenId(WSOrderID)
 	Set KlantID=TBXOrder.KLNummer
 
 	Set MagWijzigen=0