Same issue here. See logs:
Stopping IMAP/POP3 mail server: dovecot. Unpacking replacement dovecot-managesieved ... doveconf: Error: Module is for different version 2.0.18: /usr/lib/dovecot/modules/settings/libmanagesieve_login_settings.so doveconf: Error: Module is for different version 2.0.18: /usr/lib/dovecot/modules/settings/libmanagesieve_settings.so doveconf: Fatal: Error in configuration file /etc/dovecot/dovecot.conf line 12: Unknown setting: managesieve_notify_capability Starting IMAP/POP3 mail server: dovecotdoveconf: Error: Module is for different version 2.0.18: /usr/lib/dovecot/modules/settings/libmanagesieve_login_settings.so doveconf: Error: Module is for different version 2.0.18: /usr/lib/dovecot/modules/settings/libmanagesieve_settings.so doveconf: Fatal: Error in configuration file /etc/dovecot/dovecot.conf line 12: Unknown setting: managesieve_notify_capability failed! invoke-rc.d: initscript dovecot, action "start" failed. dpkg: warning: subprocess old post-removal script returned error exit status 1 dpkg - trying script from the new package instead ... doveconf: Error: Module is for different version 2.0.18: /usr/lib/dovecot/modules/settings/libmanagesieve_login_settings.so doveconf: Error: Module is for different version 2.0.18: /usr/lib/dovecot/modules/settings/libmanagesieve_settings.so doveconf: Fatal: Error in configuration file /etc/dovecot/dovecot.conf line 12: Unknown setting: managesieve_notify_capability Starting IMAP/POP3 mail server: dovecotdoveconf: Error: Module is for different version 2.0.18: /usr/lib/dovecot/modules/settings/libmanagesieve_login_settings.so doveconf: Error: Module is for different version 2.0.18: /usr/lib/dovecot/modules/settings/libmanagesieve_settings.so doveconf: Fatal: Error in configuration file /etc/dovecot/dovecot.conf line 12: Unknown setting: managesieve_notify_capability failed! invoke-rc.d: initscript dovecot, action "start" failed. dpkg: error processing /var/cache/apt/archives/dovecot-managesieved_1%3a2.0.18-1_amd64.deb (--unpack): subprocess new post-removal script returned error exit status 1 configured to not write apport reports Starting IMAP/POP3 mail server: dovecot. Restarting IMAP/POP3 mail server: dovecot. Preparing to replace dovecot-sieve 1:2.0.15-1 (using .../dovecot-sieve_1%3a2.0.18-1_amd64.deb) ... Unpacking replacement dovecot-sieve ... Starting IMAP/POP3 mail server: dovecot. Preparing to replace dovecot-pgsql 1:2.0.15-1 (using .../dovecot-pgsql_1%3a2.0.18-1_amd64.deb) ... Unpacking replacement dovecot-pgsql ... Starting IMAP/POP3 mail server: dovecot. Preparing to replace dovecot-sqlite 1:2.0.15-1 (using .../dovecot-sqlite_1%3a2.0.18-1_amd64.deb) ... Unpacking replacement dovecot-sqlite ... Starting IMAP/POP3 mail server: dovecot. Preparing to replace dovecot-gssapi 1:2.0.15-1 (using .../dovecot-gssapi_1%3a2.0.18-1_amd64.deb) ... Unpacking replacement dovecot-gssapi ... Preparing to replace dovecot-pop3d 1:2.0.15-1 (using .../dovecot-pop3d_1%3a2.0.18-1_amd64.deb) ... Stopping IMAP/POP3 mail server: dovecot. Unpacking replacement dovecot-pop3d ... Starting IMAP/POP3 mail server: dovecot. Preparing to replace dovecot-ldap 1:2.0.15-1 (using .../dovecot-ldap_1%3a2.0.18-1_amd64.deb) ... Unpacking replacement dovecot-ldap ... Starting IMAP/POP3 mail server: dovecot.