Email cannot be sent because the number of allowed connections to your mailbox {0} has been exceeded. The owner of the associated email server profile {1} has been notified. The system will try to send email again later.
Email cannot be sent because an error occurred while creating the email on the email server. To view the email that failed, ...
Email cannot be sent because one or more recipients in these email have an invalid email address. To view the email that ...
Email cannot be sent because one or more system users who are the sender or recipients in the email are disabled or have ...
Email cannot be sent because the email address of the mailbox {1} requires an approval by an Office 365 administrator. The ...
Email cannot be sent because the number of allowed connections to your mailbox {0} has been exceeded. The owner of the associated ...
Email cannot be sent because the quota for your mailbox {0} has been exceeded. Delete email from your mailbox or contact ...
Email cannot be sent because the specified sender does not have an email address. Add an email address to the sender and ...
Email cannot be sent because your mailbox {0} does not have an email server profile associated with it or the email server ...
Email cannot be sent for mailbox {0} because either a server certificate needed to connect to the email server could not ...