Index: openacs-4/packages/acs-admin/www/apm/parameter-add.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-admin/www/apm/parameter-add.tcl,v
diff -u -N -r1.11 -r1.12
--- openacs-4/packages/acs-admin/www/apm/parameter-add.tcl	7 Aug 2017 23:47:45 -0000	1.11
+++ openacs-4/packages/acs-admin/www/apm/parameter-add.tcl	16 May 2018 17:08:51 -0000	1.12
@@ -17,6 +17,15 @@
     where version_id = :version_id
 }
 
+# This to filter out sections such as "all" and $package_key, which
+# have special meaning and are not supposed to be created.
+if {![db_string get_section {
+    select exists (select 1 from apm_parameters
+                   where section_name = :section_name
+                   and package_key = :package_key) from dual}]} {
+    set section_name ""
+}
+
 set title "Add Parameter"
 set context [list \
 		 [list "." "Package Manager"] \