Index: WS/AX/DocGen/OfferteService.cls.xml
===================================================================
diff -u -r48272 -r48278
--- WS/AX/DocGen/OfferteService.cls.xml	(.../OfferteService.cls.xml)	(revision 48272)
+++ WS/AX/DocGen/OfferteService.cls.xml	(.../OfferteService.cls.xml)	(revision 48278)
@@ -23,12 +23,16 @@
 <WebMethod>1</WebMethod>
 <Implementation><![CDATA[
 	#dim KlantNr As %String = $ZSTRIP($$$Trim(OfferteData.KLANTNR),"*C")
+	#dim OfferteNr As %String = $ZSTRIP($$$Trim(OfferteData.ORDERNR),"*C")
+	If OfferteNr = "" {
+		Do ##class(TECH.Exceptions.InvalidInputException).Throw("The field ORDERNR is empty or invalid ('"_$$$LCVT(OfferteData.ORDERNR)_"').")
+	}
 
 	Set pxDoc = ##class(BL.Flow.Proxy.pxFlowDocs).%New()
 	Do pxDoc.Offertes.Insert(OfferteData)
 	
-	#dim FilePath As %String = ..DefaultPDFName(OfferteData.ORDERNR)
-	#dim sc As %Status = ##class(BL.Flow.Offerte.Doc).RenderAndFileDocFromDto(pxDoc, .FilePath, OfferteData.ORDERNR, KlantNr)
+	#dim FilePath As %String = ..DefaultPDFName(OfferteNr)
+	#dim sc As %Status = ##class(BL.Flow.Offerte.Doc).RenderAndFileDocFromDto(pxDoc, .FilePath, OfferteNr, KlantNr)
 	Do ##class(TECH.Exceptions.StatusException).ThrowIndienNietOK(sc)
 	
 	Set RenderResultaat = ##class(WS.AX.DocGen.dto.RenderResultaat).%New()