Index: openacs-4/packages/xotcl-request-monitor/www/whos-online-today.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xotcl-request-monitor/www/whos-online-today.tcl,v
diff -u -N -r1.6 -r1.7
--- openacs-4/packages/xotcl-request-monitor/www/whos-online-today.tcl	26 Apr 2018 08:56:39 -0000	1.6
+++ openacs-4/packages/xotcl-request-monitor/www/whos-online-today.tcl	9 May 2018 15:33:34 -0000	1.7
@@ -37,7 +37,7 @@
     -no_data "no registered online today" 
 
 
-set users {}
+set users [list]
 lassign [throttle users users_per_day] ip auth
 if {!$all} {set elements [concat $ip $auth]} {set elements $auth}
 set summary "We noticed in [expr {[llength $ip]+[llength $auth]}] users in total, containing [llength $auth] authenticated users"