edit

database/data.php

@@ -98,6 +98,7 @@ $struct = array
         'match'     => 'option',
         'update'    => 'select',
         'show'      => 'type=' . $type_id,
+        'value'     => '-1',
         'update_search' => 'push/lib/manage.search?{type}',
     ),