Index: openacs-4/packages/acs-admin/www/users/bouncing-users.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-admin/www/users/bouncing-users.tcl,v
diff -u -r1.4 -r1.5
--- openacs-4/packages/acs-admin/www/users/bouncing-users.tcl	7 Aug 2017 23:47:45 -0000	1.4
+++ openacs-4/packages/acs-admin/www/users/bouncing-users.tcl	2 Feb 2018 00:04:50 -0000	1.5
@@ -7,8 +7,8 @@
     @cvs-id $Id$
 
 } {
-    {page ""}
-    {page_size 25}
+    {page:naturalnum ""}
+    {page_size:naturalnum 25}
     {orderby:token "username,asc"}
 }