Index: openacs-4/packages/dotlrn/www/admin/users-chunk.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/dotlrn/www/admin/users-chunk.tcl,v
diff -u -r1.11 -r1.12
--- openacs-4/packages/dotlrn/www/admin/users-chunk.tcl	15 May 2007 20:14:25 -0000	1.11
+++ openacs-4/packages/dotlrn/www/admin/users-chunk.tcl	1 Nov 2013 21:08:35 -0000	1.12
@@ -26,7 +26,7 @@
 
 set oacs_site_wide_admin_p [acs_user::site_wide_admin_p]
 
-if {![exists_and_not_null referer]} {
+if {![info exists referer] || $referer eq ""} {
     set referer "[dotlrn::get_admin_url]/users"
 }