Index: TECH/File/impl/FileWriter.cls.xml
===================================================================
diff -u -r2939 -r3182
--- TECH/File/impl/FileWriter.cls.xml	(.../FileWriter.cls.xml)	(revision 2939)
+++ TECH/File/impl/FileWriter.cls.xml	(.../FileWriter.cls.xml)	(revision 3182)
@@ -151,10 +151,11 @@
 </Method>
 
 <Method name="WriteXML">
-<FormalSpec>XMLObject:%XML.Adaptor,XMLExportOpties:%String="literal,indent",TopTag:%String="",XMLDeclaration:%Boolean=1</FormalSpec>
+<FormalSpec>XMLObject:%XML.Adaptor,XMLExportOpties:%String="literal,indent",TopTag:%String="",XMLDeclaration:%Boolean=1,RuntimeIgnoreNull:%String="0"</FormalSpec>
 <ReturnType>%Status</ReturnType>
 <Implementation><![CDATA[
 	Set writer = ##class(%XML.Writer).%New()
+	Set writer.RuntimeIgnoreNull=RuntimeIgnoreNull
 	Set writer.Charset="UTF-8"
 	Set writer.Indent= XMLExportOpties["indent"
 	Set writer.NoXMLDeclaration =$$$Not(XMLDeclaration)