Index: openacs-4/packages/dotlrn/www/members.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/dotlrn/www/members.tcl,v
diff -u -N -r1.33 -r1.34
--- openacs-4/packages/dotlrn/www/members.tcl	28 Jun 2015 11:58:50 -0000	1.33
+++ openacs-4/packages/dotlrn/www/members.tcl	8 Jul 2015 14:38:48 -0000	1.34
@@ -37,7 +37,7 @@
 set referer [ns_conn url]
 set return_url "[ns_conn url]?[ns_conn query]"
 
-set csv_p ([info exists csv] && $csv ne "")
+set csv_p [expr {[info exists csv] && $csv ne ""}]
 
 set site_wide_admin_p [permission::permission_p -object_id [acs_magic_object security_context_root]  -privilege admin]