Hi,

i added two fields to sale.view_order_tree

but i resive error :/ do you have please any advice how to fix it ?

type error is not browse_record(product.product, 1) JSON serializable

server log

2015-05-13 13:58:22,815 888 WARNING pokus openerp.osv.orm.browse_record.product.product: Field '_asdict' does not exist in object 'browse_record(product.product, 1)'
2015-05-13 13:58:22,815 888 WARNING pokus openerp.osv.orm.browse_record.product.product: Field '_asdict' does not exist in object 'browse_record(product.product, 1)'
2015-05-13 13:58:22,987 888 INFO pokus werkzeug: 127.0.0.1 - - [13/May/2015 13:58:22] "POST /web/dataset/search_read HTTP/1.1" 500 -
2015-05-13 13:58:23,006 888 ERROR pokus werkzeug: Error on request:
Traceback (most recent call last):
  File "werkzeug\serving.py", line 177, in run_wsgi
    
  File "werkzeug\serving.py", line 165, in execute
    
  File "C:\OpenERP 7.0\server\openerp\service\wsgi_server.py", line 417, in application
    return application_unproxied(environ, start_response)
  File "C:\OpenERP 7.0\server\openerp\service\wsgi_server.py", line 403, in application_unproxied
    result = handler(environ, start_response)
  File "C:\OpenERP 7.0\server\openerp\addons\web\http.py", line 528, in __call__
    return self.dispatch(environ, start_response)
  File "C:\OpenERP 7.0\server\openerp\addons\web\http.py", line 487, in __call__
    return self.app(environ, start_wrapped)
  File "werkzeug\wsgi.py", line 579, in __call__
    
  File "C:\OpenERP 7.0\server\openerp\addons\web\http.py", line 553, in dispatch
    result = handler(request)
  File "C:\OpenERP 7.0\server\openerp\addons\web\http.py", line 618, in <lambda>
    return lambda request: JsonRequest(request).dispatch(method)
  File "C:\OpenERP 7.0\server\openerp\addons\web\http.py", line 251, in dispatch
    body = simplejson.dumps(response)
  File "simplejson\__init__.py", line 354, in dumps
    
  File "simplejson\encoder.py", line 264, in encode
    
  File "simplejson\encoder.py", line 612, in _iterencode
    
  File "simplejson\encoder.py", line 568, in _iterencode_dict
    
  File "simplejson\encoder.py", line 568, in _iterencode_dict
    
  File "simplejson\encoder.py", line 455, in _iterencode_list
    
  File "simplejson\encoder.py", line 568, in _iterencode_dict
    
  File "simplejson\encoder.py", line 622, in _iterencode
    
  File "simplejson\encoder.py", line 239, in default
    
TypeError: browse_record(product.product, 1) is not JSON serializable 

xml

<?xml version="1.0" encoding="utf-8"?>
<openerp>
  <data>
      <record id="view_sale_inherit_tree" model="ir.ui.view">
          <field name="name">sale.inherit.tree</field>
          <field name="model">sale.order</field>
          <field name="inherit_id" ref="sale.view_order_tree"/>
          <field name="arch" type="xml">
               <field name="state" position="after">
                    <field name="product_id"/>
                    <field name="product_qty"/> 
               </field> 
         </field> 
     </record>
  </data>
</openerp>
 

py

from openerp.osv import fields, osv


class sale_order(osv.osv):
    _inherit = 'sale.order'

    _columns = {
        'product_qty': fields.related('order_line', 'product_uom_qty', type='float', string='Quantity'),
        'product_id': fields.related('order_line', 'product_id', type='integer', string='Product'),
    }