Any idea why this error is coming.
File "/opt/odoo8/addons/sale/sale.py", line 719, in action_ship_create
    vals = self._prepare_order_line_procurement(cr, uid, order, line, group_id=order.procurement_group_id.id, context=context)
ValueError: "'sale.order.line' object has no attribute 'edi_line_msg'" while evaluating
u'action_ship_create()'