The message could not be sent using Outgoing server (SMTP) %S for an unknown reason. Please verify that your Outgoing server (SMTP) settings are correct and try again.
Nid oedd modd anfon y neges gan fod cysylltu â'r gweinydd Anfon (SMTP) %S am reswm anhysbys. Gwiriwch fod gosodiadau gweinydd Allan (SMTP) yn gywir a cheisiwch eto.