Index: openacs-4/packages/content-portlet/misc/admin/category-add-edit.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/content-portlet/misc/admin/category-add-edit.tcl,v
diff -u -N -r1.2 -r1.3
--- openacs-4/packages/content-portlet/misc/admin/category-add-edit.tcl	15 Aug 2018 16:43:08 -0000	1.2
+++ openacs-4/packages/content-portlet/misc/admin/category-add-edit.tcl	12 Feb 2019 17:12:19 -0000	1.3
@@ -11,7 +11,7 @@
     name:notnull
     category_id:integer,optional
     return_url:optional
-    {parent_id:integer,optional [db_null]}
+    {parent_id:integer,optional ""}
     {language "es_GT"}
     {mode 1}