delivery system email error

[jfiebig]

Hi there,

Lately I have been getting a lot of these undeliverable emails or delivery system email errors. I know I have sent emails to these email addresses before just fine. Is it the hosting or something else? Sometimes I get these 4 in a row? please help.

[SKaero]

What is said in the error email?

[jfiebig]

Here is what i received from all the emails.

This message was created automatically by mail delivery software.

A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:

[SKaero]

It should say somewhere in the email why the delivery failed, that way you can find the root of the problem.

[jfiebig]

Thank you. I am thinking it may be a hosting issue? I will check

[SKaero]

Its not a RoundCube problem but there is a number of other places the problem could be.