You can decide to import the directory without additional attributes in order to keep your database smaller. In that configuration only limited recipient attributes are available for reports.
To check if this is the case, double-click a mailbox in the PROMODAG organization tree. If you can only see the email addresses tab, then additional attributes have not been imported.
Importing the directory with additional attributes is enabled at the domain level.
To import the directory with additional attributes:
By default, Promodag Reports imports both mandatory and additional attributes for all types of recipients: Mailbox, Contact, Distribution group, Public folder. This behavior can be modified in the Advanced tab of Tools > Options.