On 01/24/2015 04:39 PM, Timothy Murphy wrote: > Actually, I appended both to /etc/postfix/mail.cf > -------------------------- > mailbox_size_limit = 20000000 > message_size_limit = 19000000 > ------------------------- I don't know how big your mailbox is, but that seems like kind of a small limit. In particular, I think you'd want it to be substantially larger than a single message.