I tried to integrate Magento with OpenERP, but while importing sales order, i got the following script error

OpenERP Server Error

Client Traceback (most recent call last):
  File "/opt/openerp-7.0-14/apps/openerp/lib/openerp-7.0_20140330_231328-py2.7.egg/openerp/addons/web/http.py", line 204, in dispatch
    response["result"] = method(self, **self.params)
  File "/opt/openerp-7.0-14/apps/openerp/lib/openerp-7.0_20140330_231328-py2.7.egg/openerp/addons/web/controllers/main.py", line 1132, in call_button
    action = self._call_kw(req, model, method, args, {})
  File "/opt/openerp-7.0-14/apps/openerp/lib/openerp-7.0_20140330_231328-py2.7.egg/openerp/addons/web/controllers/main.py", line 1120, in _call_kw
    return getattr(req.session.model(model), method)(*args, **kwargs)
  File "/opt/openerp-7.0-14/apps/openerp/lib/openerp-7.0_20140330_231328-py2.7.egg/openerp/addons/web/session.py", line 42, in proxy
    result = self.proxy.execute_kw(self.session._db, self.session._uid, self.session._password, self.model, method, args, kw)
  File "/opt/openerp-7.0-14/apps/openerp/lib/openerp-7.0_20140330_231328-py2.7.egg/openerp/addons/web/session.py", line 30, in proxy_method
    result = self.session.send(self.service_name, method, *args)
  File "/opt/openerp-7.0-14/apps/openerp/lib/openerp-7.0_20140330_231328-py2.7.egg/openerp/addons/web/session.py", line 103, in send
    raise xmlrpclib.Fault(openerp.tools.ustr(e), formatted_info)

Server Traceback (most recent call last):
  File "/opt/openerp-7.0-14/apps/openerp/lib/openerp-7.0_20140330_231328-py2.7.egg/openerp/addons/web/session.py", line 89, in send
    return openerp.netsvc.dispatch_rpc(service_name, method, args)
  File "/opt/openerp-7.0-14/apps/openerp/lib/openerp-7.0_20140330_231328-py2.7.egg/openerp/netsvc.py", line 296, in dispatch_rpc
    result = ExportService.getService(service_name).dispatch(method, params)
  File "/opt/openerp-7.0-14/apps/openerp/lib/openerp-7.0_20140330_231328-py2.7.egg/openerp/service/web_services.py", line 626, in dispatch
    res = fn(db, uid, *params)
  File "/opt/openerp-7.0-14/apps/openerp/lib/openerp-7.0_20140330_231328-py2.7.egg/openerp/osv/osv.py", line 190, in execute_kw
    return self.execute(db, uid, obj, method, *args, **kw or {})
  File "/opt/openerp-7.0-14/apps/openerp/lib/openerp-7.0_20140330_231328-py2.7.egg/openerp/osv/osv.py", line 132, in wrapper
    return f(self, dbname, *args, **kwargs)
  File "/opt/openerp-7.0-14/apps/openerp/lib/openerp-7.0_20140330_231328-py2.7.egg/openerp/osv/osv.py", line 199, in execute
    res = self.execute_cr(cr, uid, obj, method, *args, **kw)
  File "/opt/openerp-7.0-14/apps/openerp/lib/openerp-7.0_20140330_231328-py2.7.egg/openerp/osv/osv.py", line 187, in execute_cr
    return getattr(object, method)(cr, uid, *args, **kw)
  File "/opt/openerp-7.0-14/apps/openerp/lib/openerp-7.0_20140330_231328-py2.7.egg/openerp/addons/magento_integration/wizard/import_orders.py", line 34, in import_orders
    cursor, user, store_view, context
  File "/opt/openerp-7.0-14/apps/openerp/lib/openerp-7.0_20140330_231328-py2.7.egg/openerp/addons/magento_integration/magento_.py", line 608, in import_orders_from_store_view
    order_api.info(order['increment_id']), new_context
  File "/opt/openerp-7.0-14/apps/openerp/lib/openerp-7.0_20140330_231328-py2.7.egg/openerp/addons/magento_integration/sale.py", line 179, in find_or_create_using_magento_data
    cursor, user, order_data, context
  File "/opt/openerp-7.0-14/apps/openerp/lib/openerp-7.0_20140330_231328-py2.7.egg/openerp/addons/magento_integration/sale.py", line 351, in create_using_magento_data
    cursor, user, order_data['shipping_address'], partner, context
  File "/opt/openerp-7.0-14/apps/openerp/lib/openerp-7.0_20140330_231328-py2.7.egg/openerp/addons/magento_integration/partner.py", line 227, in find_or_create_address_as_partner_using_magento_data
    cursor, user, address, address_data
  File "/opt/openerp-7.0-14/apps/openerp/lib/openerp-7.0_20140330_231328-py2.7.egg/openerp/addons/magento_integration/partner.py", line 252, in match_address_with_magento_data
    [address_data['firstname'], address_data['lastname']]
TypeError: list indices must be integers, not str

this error occured while i click the import Import Orders in Store Views