Index: openacs-4/packages/acs-tcl/tcl/utilities-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-tcl/tcl/utilities-procs.tcl,v
diff -u -r1.147 -r1.148
--- openacs-4/packages/acs-tcl/tcl/utilities-procs.tcl	17 Jan 2018 22:21:32 -0000	1.147
+++ openacs-4/packages/acs-tcl/tcl/utilities-procs.tcl	19 Jan 2018 20:39:16 -0000	1.148
@@ -245,6 +245,7 @@
                 ns_returnerror 500 "variable $name failed '$typed_var_type' type check"
                 ns_log Error "check_for_form_variable_naughtiness: [ad_conn url] called with \$$name = $value"
                 error "variable $name failed '$typed_var_type' type check"
+                ad_script_abort
             }
 
             # we've found the first element in the list that matches,