Small fix.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@14437 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Form/PlanningBox.py

@@ -806,7 +806,7 @@ class PlanningBoxWidget(Widget.Widget):
   list_method = fields.MethodField('list_method',
       title='List Method',
       description=("Method to use to list objects"),
-      default='searchFolder',
+      default='',
       required=0)
 
   title_line = fields.StringField('title_line',