Index: TECH/Exceptions/Exception.cls.xml
===================================================================
diff -u -r2635 -r2636
--- TECH/Exceptions/Exception.cls.xml	(.../Exception.cls.xml)	(revision 2635)
+++ TECH/Exceptions/Exception.cls.xml	(.../Exception.cls.xml)	(revision 2636)
@@ -111,7 +111,7 @@
 </Method>
 
 <Method name="ToStream">
-<FormalSpec>Prefix:%String</FormalSpec>
+<FormalSpec>Prefix:%String=""</FormalSpec>
 <ReturnType>%GlobalCharacterStream</ReturnType>
 <Implementation><![CDATA[
 	#dim Stream As %GlobalCharacterStream = ##class(%GlobalCharacterStream).%New()