Click the Email Details tab to edit some of the fields such as the recipients and email body.
Select Ready from the Email Status dropdown list to send this email again, which can resolve email delivery issues when an email has been unsuccessfully resent several times and has exceeded the maximum number of retries.
Click Save to update the changes.
Click the Events tab to see any events associated with this email delivery.
Click the Errors tabs to see any errors that occurred when attempting to send the email. This can be useful for debugging email failures.