[問題] 剛剛站內收到一封mail?! 不知道是什麼意思

[eieiding (我有健康的膝蓋)]

我做了什麼違規的事嗎??

連續收到2封耶?? 到底是怎麼回事?


This is a MIME-encapsulated message.

--055003ACFE.1191830089/pttx.ptt.cc
Content-Description: Notification
Content-Type: text/plain

This is the Postfix program at host pttx.ptt.cc.

I'm sorry to have to inform you that your message could not
be delivered to one or more recipients. It's attached below.

For further assistance, please send mail to <postmaster>

If you do so, please include this problem report. You can
delete your own text from the attached returned message.

                        The Postfix program

--
※ 發信站: 批踢踢實業坊(ptt.cc) 
◆ From: 220.135.74.222
推 TTaxl:是代表外寄的信箱 信件無法寄達