Destroying the subscription throws the following error.
Destroying service of Subscription #XXXXXXXX failed: Parallels Operations Automation error #extype_id #87, module_id #Exchange, Primary e-mail address is not defined for mail entity with id <MB_ID>..
The primary e-mail address for mailbox # is not set.
Add any primary e-mail address through CP, if subscription is accessible, or edit/insert it into database:
Note: it is recommended to perform backups before database modification
Obtain the exact failing select - if would contain the
Insert the address, or a non-existing one:
plesk=> BEGIN ; BEGIN plesk=> INSERT INTO exch_mailboxes_addresses VALUES (, , 0, 0, 'firstname.lastname@example.org', 1, 0) ; INSERT 132460402 1 plesk=> commit ; COMMIT