Index: openacs-4/packages/survey-reports/www/index.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/survey-reports/www/index.tcl,v
diff -u -N -r1.3 -r1.4
--- openacs-4/packages/survey-reports/www/index.tcl	25 Apr 2018 19:47:48 -0000	1.3
+++ openacs-4/packages/survey-reports/www/index.tcl	9 May 2018 15:33:33 -0000	1.4
@@ -196,7 +196,7 @@
 set properties(survey_id) $survey_id
 if {[string equal "t" $rtf]} {
     set master "/home/prodcomp/openacs/packages/survey/lib/print-report-master"
-    set vars {}
+    set vars [list]
     foreach var $var_names {
 	lappend vars $var [set $var]
     }