What do these English mean? What does this mean in English?

This is a letter from the host.

I am sorry to inform you that the message you send cannot be sent to one or more recipients. The original text is as follows.

If you need help, please send this bug report as well. You can delete your own text.

System messages.

These are basically song titles + authors, maybe there is no very official Chinese itself, right? So I'll try to translate it

1.Mirror Song (sung with Kristina Horner) is followed by the author No need to translate it.

2.Don't unplug me (all caps should be the author or the singer).

3.World of Warcraft ruined my life.

4.Real or false.

5.Trainer in love.

6.Nothing else? (Maybe it's not gay, because it's not quite clear what the abbreviation is without context.)

By the way I despise Macro Micro, definitely machine translation! What all the hats, all caps...

This is on the email system host.

I'm sorry to inform you that your mail can't.

Delivered to one or more recipients. It is attached below.

For further assistance, please send an email to the Postmaster.

If you do, please include a report of this issue. Yes, you can.

Delete your own text from the attached return message.

Mail system.

Mail system.

Sorry to inform you that your email is unavailable at this moment.

Related to:

For remote service help, please send an e-mail to the e-mail management office.

If you do, please include a report of this issue that you can.

Delete your own text from the attached return message.

Mail system. I hope you're happy with me

This is the master of the postal system.

For further assistance, please send the mail to the Postmaster.

If you do that, please include this problematic report. You can delete your affiliate was returned yourself text from the message.

Mail system.

This English phrase is good.

I guess the user is already registered.

The user is registered.

It should be registered before with the registered name ID card.