<xpath expr="/form/notebook/page[@string='Products']/field[@name='line_ids']/tree[@string='Products']/field[@name='product_uom_id']" position="after">
<field name="date_planned"/>
</xpath>
<xpath expr="/form/notebook/page[@string='Products']/field[@name='line_ids']/field[@name='product_uom_id']" position="after">
<field name="date_planned"/>
i want to add a field on purchase requisition form's notebook product. but the above code is giving field's architecture error .wat's the proper syntax