Bug === When an error occurs, the error received is wrongly stringified. closes odoo/odoo#112504 X-original-commit: b0641c5e85bf9d2e2c64ba548f7243e0a4196602 Signed-off-by: Thibault Delavallee (tde) <tde@openerp.com> Signed-off-by: Stéphane Debauche (std) <std@odoo.com>