To be clear, this is about the account, not the list. Your colleague either needs to do some housekeeping or purchase more space from the friendly folks at Google. > On Sep 14, 2016, at 6:08 AM, Cowan, William G <[log in to unmask]> wrote: > > Running out of space? See https://support.google.com/mail/answer/6374270?hl=en > > > Will > > > On 9/14/16, 09:03 , "Code for Libraries on behalf of Josh Wilson" <[log in to unmask] on behalf of [log in to unmask]> wrote: > > Hey all, > My colleague was unexpectedly booted from the Code4Lib list and received > the message below. She uses a work Gmail account so it doesn't seem > especially likely to be misconfigured. I didn't realize there were any > additional requirements for the new listserv, I wonder if this is affecting > others. > > Any thoughts on how to fix this? > > > * * * > > You have been automatically removed from the CODE4LIB list (Code for > Libraries) as a result of repeated delivery error reports from your mail > system. This decision was based on the list's automatic error monitoring > policy and has not been reviewed or otherwise confirmed by a person. If > you receive this message, then it means that something is wrong. While > you are obviously able to receive mail, your mail system has been > regularly reporting that your account did not exist, or that you were > otherwise permanently unable to receive mail. Here is some information > that may assist you or your local help desk in determining the cause of > the problem: > > - The failing address is [redacted] > > - The first error was reported on 2016-09-08. > > - Since then, a total of 3 delivery errors have been received. > > - The last reported error was: 5.7.1 550-5.7.1 > [2600:3c03::f03c:91ff:fe55:a961] Our system has detected that this > 550-5.7.1 message does not meet IPv6 sending guidelines regarding PTR > records 550-5.7.1 and authentication. Please review 550-5.7.1 > https://support.google.com/mail/?p=IPv6AuthError for more information 550 > 5.7.1 . s67... (24 bytes suppressed) > > Please do not ignore this message. While you can re-subscribe to the > list, it is important for you to report this problem to your mail > administrator so that it can be solved. This problem is not specific to > the CODE4LIB list and may also affect your private mail. This means that > you may have lost some private mail as well. Anyone trying to write to > you during the same time frame might have received the same errors for > the same reason. > > >