Index: openacs-4/packages/contacts/lib/letter.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/contacts/lib/letter.tcl,v
diff -u -r1.12 -r1.13
--- openacs-4/packages/contacts/lib/letter.tcl	5 Apr 2018 14:44:08 -0000	1.12
+++ openacs-4/packages/contacts/lib/letter.tcl	25 Apr 2018 19:47:46 -0000	1.13
@@ -175,7 +175,7 @@
 		append letter "\n<div class=\"mailing-address\">$name<br />[contact::message::mailing_address -party_id $party_id -format "text/html"]</div>"
 	    }
 	    append letter "\n<div class=\"content\">${content_html}</div>"
-	    set values [list]
+	    set values {}
 	    foreach element [list first_names last_name name date salutation mailing_address directphone] {
 		lappend values [list "{$element}" [set $element]]
 	    }