Index: openacs-4/packages/categories/www/cadmin/category-form.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/www/cadmin/category-form.tcl,v
diff -u -r1.10.2.1 -r1.10.2.2
--- openacs-4/packages/categories/www/cadmin/category-form.tcl	29 Jul 2014 11:14:17 -0000	1.10.2.1
+++ openacs-4/packages/categories/www/cadmin/category-form.tcl	5 Aug 2014 13:23:45 -0000	1.10.2.2
@@ -4,7 +4,7 @@
     @author Timo Hentschel (timo@timohentschel.de)
     @cvs-id $Id:
 } {
-    tree_id:integer
+    tree_id:naturalnum,notnull
     category_id:naturalnum,optional
     {parent_id:naturalnum,optional [db_null]}
     {locale ""}