Modules That Cannot Be Added to Custom Reports

All modules on the Management Appliance > Centralized Services > System Status page

All modules on the Email > Reporting > Reporting Data Availability page

All modules on the Email > Message Tracking > Message Tracking Data Availability page

The following per-domain modules from the Sender Profile detail report page: Current Information from SenderBase, Sender Group Information, and Network Information

The Past Year Virus Outbreak Summary chart and Past Year Virus Outbreaks table on the Outbreak Filters report page