

This email account may technically “no longer exist”, for example, if you’ve updated the email account’s settings within Live Mail. The problem is that you have an email stuck in your outbox (that failed to send for previously), which was initially written from an email address that no longer exists in your Windows Live Mail. Would you like to use your default acct to send these messages? Problem One or more messages in your Outbox do not have a valid account specified.

Below is an excerpt of the error message. This happened after they were moved to a different server and the email settings for the email client were changed.

Recently we had a customer with an error in their Windows Live Mail IMAP account.
