Error: "Unknown system error. (0x80040115)...Context: Obtaining interface to the Mailbox Resource (4336377)

Error during gathering:

"Unknown system error. (0x80040115) Probable Cause: The Information Store or Directory service on the Exchange server is stopped, the primary trust relationship between the Exchange server domain and the console domain failed, Outlook is installed on the Exchange server or a required service pack is missing for either the Exchange server or Outlook on the console. Context: Obtaining interface to the Mailbox Resource Table.; Server:/o=ORGANIZATION/ou=ORGANIZATION UNIT/cn=Configuration/cn=Servers/cn=SERVERNAME; DC:DOMAIN CONTROLLER; GC:GLOBAL CATALOG; Method: QExchangeWidget::EnumMailboxes; Calling GetMAPIMailboxTable();