The mailbox is available for administrators and Users with the Mailbox right.
The Mailbox shows all e-mails which have been delivered per Administration. Here you can easily see if the e-mail contains attachments that have or have not been processed. Go to ‘Settings (cogwheel)’ and click on ‘Mailbox’.
With the search options, you can filter emails by administration, sender, subject, date and processed attachments. You can also sort the e-mails. To do this, click on the title of the column, to sort the e-mails in descending / ascending order.
Is there a red icon with an exclamation mark in front of the e-mail? Then there were no (valid) attachments in the e-mail. Valid attachments have the following file format:
To be able to process an xml-file, a pdf-file must be present as well in the e-mail with the same file name.
Details of the received e-mails can be found by clicking the ‘Magnifying glass’ at the end of the record line. This shows the received and processed attachments and error why the attachment(s) could not be processed.
SPF check failed
Read the following article regarding the above-mentioned error.