Index: openacs-4/packages/dotlrn/tcl/dotlrn-security-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/dotlrn/tcl/dotlrn-security-procs.tcl,v
diff -u -r1.64.2.2 -r1.64.2.3
--- openacs-4/packages/dotlrn/tcl/dotlrn-security-procs.tcl	1 Sep 2020 17:12:59 -0000	1.64.2.2
+++ openacs-4/packages/dotlrn/tcl/dotlrn-security-procs.tcl	1 Sep 2020 17:16:11 -0000	1.64.2.3
@@ -76,7 +76,7 @@
         return [db_string select_exists {
             select case when exists (select 1
                                      from dotlrn_users
-                                     where user_id = :user_id) then 1 else 0
+                                     where user_id = :user_id) then 1 else 0 end
             from dual
         }]
     }