Methwyd creu Hysbysiad Lleoliad Neges ar gyfer y neges a anfonwyd ar ${date} i ${to} efo pwnc "${subject}". Rhoir y rheswm yn y maes penawd Methiant: isod.
Generation of a Message Disposition Notification for the message sent on ${date} to ${to} with subject "${subject}" failed. Reason is given in the Failure: header field below.