Error: "We won't be able to deliver this message to: NAME. Their mailbox is full."


Symptoms

You are unable to send and/or receive emails through TechMail. You may receive a notification email similar to the following:

We won't be able to deliver this message to: Doe, John. Their mailbox is full.

where Doe, John is the name of the recipient to whom you addressed the message.

example screenshot

Cause

The person to whom you addressed your message has exceeded their mailbox storage quota in TechMail. You will not be able to send emails to them until they bring their account under quota.

Resolution

The person you are trying to email should delete or archive enough items to fall back under their account quota.


OUTCOME

Once they have deleted or archived enough email messages, you will be able to send them email messages again without receiving errors.