"Wanna" ransomware outbreak. Please see this Sophos article sophos.com/kb/126733 for advice on how to protect your organization. Immediate action recommended.
The PureMessage for Microsoft Exchange Dashboard or Activity monitor view displays 'Unavailable' for either of the following:
Transport (SMTP) scanning Exchange store scanning
First seen in PureMessage for Microsoft Exchange
The required Microsoft Exchange services are not started
Every comment submitted here is read (by a human) but we do not reply to specific technical questions. If you need technical support please post a question to our community. Alternatively for licensed products open a support ticket.