Index: openacs-4/packages/acs-templating/tcl/util-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-templating/tcl/util-procs.tcl,v
diff -u -r1.29 -r1.30
--- openacs-4/packages/acs-templating/tcl/util-procs.tcl	7 Aug 2017 23:48:02 -0000	1.29
+++ openacs-4/packages/acs-templating/tcl/util-procs.tcl	1 Oct 2017 12:16:05 -0000	1.30
@@ -587,7 +587,7 @@
 
   set cookie "$name=[ns_urlencode $value]; path=/; domain=$domain"
     
-  switch $expire_state {
+  switch -- $expire_state {
 
     persistent {
       append cookie ";expires=Wed, 01-Jan-2020 01:00:00 GMT"