Index: DOM/VKP/impl/DataM/DataMOrderAPI.cls.xml
===================================================================
diff -u -r44158 -r49020
--- DOM/VKP/impl/DataM/DataMOrderAPI.cls.xml	(.../DataMOrderAPI.cls.xml)	(revision 44158)
+++ DOM/VKP/impl/DataM/DataMOrderAPI.cls.xml	(.../DataMOrderAPI.cls.xml)	(revision 49020)
@@ -141,6 +141,10 @@
 			#dim Proforma As DOM.VKP.Proforma = OrderAPI.GeefProforma(FactuurID)
 			Set Bon = ##class(DOM.VKP.impl.DataM.DataMBonInProforma).%New(BonNr,Proforma)
 		}Else{ 
+			#dim KlantNr As %String = $Piece(^KU1(BonNr,"F"),"\",1)
+			If $$$Not($D(^KUL(KlantNr,FacturatieSoort,BonNr))) && ($$$HasLength($Piece(^KU1(BonNr,"F"),"\",3))) {
+				Set FacturatieSoort = $Piece(^KU1(BonNr,"F"),"\",3)
+			}
 			Set Bon = ##class(DOM.VKP.impl.DataM.DataMBon).%New(BonNr,FacturatieSoort)
 		}
 	}