Index: TECH/MailUtils.cls.xml
===================================================================
diff -u -r1621 -r1994
--- TECH/MailUtils.cls.xml	(.../MailUtils.cls.xml)	(revision 1621)
+++ TECH/MailUtils.cls.xml	(.../MailUtils.cls.xml)	(revision 1994)
@@ -58,7 +58,7 @@
 		Set IsValid = ..NsLookUp(DomainPart)	
 	}
 	If ('CacheNsLookUp){
-		Kill %NsLookUps	
+		Do ..ClearCacheNsLookUp()
 	}
 	Quit IsValid
 ]]></Implementation>
@@ -176,6 +176,13 @@
 ]]></Implementation>
 </Method>
 
+<Method name="ClearCacheNsLookUp">
+<ClassMethod>1</ClassMethod>
+<FormalSpec>Rec:%String</FormalSpec>
+<Implementation><![CDATA[	Kill %NsLookUp
+]]></Implementation>
+</Method>
+
 <Method name="SystemMail">
 <ClassMethod>1</ClassMethod>
 <FormalSpec>PrettyNaam:%String</FormalSpec>