If an user tries sending a invoice using an invoice address and a delivery address through snailmail, it would result in a traceback. This is due to the invoice address record not having a name. closes odoo/odoo#114227 X-original-commit: eceb23b1835b3d039759eb7431950f221ac1fb6e Signed-off-by: Florian Daloze (fda) <fda@odoo.com> Signed-off-by: Thibault Delavallee (tde) <tde@openerp.com>