Outgoing mail control does not work in Plesk: Unable to execute mailmng-outgoing: no such table

Symptoms

• When accessing Tools & Settings > Outgoing Mail Control page the following error appears:

  PLESK_ERROR: Error: Unable to execute mailmng-outgoing: no such table: OutgoingMessages at execute console command --get-outgoing-messages-domains-stat(vconsoleapp::start line 100) at execute %plesk_dir%\admin\bin\mailmng.exe --get-outgoing-messages-domains-stat "--stat-time=2016-07-25 08:00"(vconsoleapp::run line 117) (Error code 1)

• Cannot create a new mail account under a subscription; the account is created, but without a mailbox:

  PLESK_ERROR: Error: mailmng-outgoing failed: ERROR:outgoing:mails.domain_id may not be NULL

• Outgoing mail does not work for one or several domains: PHP scripts may not work, Roundcube webmail returns the following error:

  CONFIG_TEXT: SMTP Error (250): Authentication failed

• Plesk displays the error below when trying to add a new domain:

  PLESK_ERROR: Error: mailmng-outgoing failed: ERROR:outgoing:database disk image is malformed

• The size of the database %plesk_dir%\admin\db\OutgoingMessages.db might equal 0 on Windows based servers.

Cause

The outgoing mail database is corrupted.

Resolution