When no `partner_id` was passed to `render()` and the acquirer had a fees computation method, (e.g. Paypal), it would crash. Could happen when coming through the /website_payment/pay controller, for instance.
When no `partner_id` was passed to `render()` and the acquirer had a fees computation method, (e.g. Paypal), it would crash. Could happen when coming through the /website_payment/pay controller, for instance.