User 'mhandlers-user' already exists

                                           Unpacking replacement plesk-base ...
                                                                               Preparing to replace psa-courier-imap 3.0.8-ubuntu8.04.build95101022.06 (using .../psa-courier-imap_3.0.8-ubuntu8.04.build95101209.05_amd64.deb) ...
                    Stopping Courier-IMAP server:
                                                 $   Stopping imap done
                                                                       $   Stopping imap-ssl done
                                                                                                 $   Stopping pop3 done
                                                                                                                       $   Stopping pop3-ssl done

                                                                                                                                                 Unpacking replacement psa-courier-imap ...
                                                                                                                                                                                           Setting up psa-pylibplesk (9.5.4-ubuntu8.04.build95101209.05) ...
                                             (Reading database ... 195898 files and directories currently installed.)
                                                                                                                     Preparing to replace libpam-plesk 9.5.3-ubuntu8.04.build95101022.06 (using .../libpam-plesk_9.5.4-ubuntu8.04.build95101209.05_amd64.deb) ...
                                                  Unpacking replacement libpam-plesk ...
                                                                                        Preparing to replace psa-migration-manager 9.5.3-ubuntu8.04.build95101022.06 (using .../psa-migration-manager_9.5.4-ubuntu8.04.build95110705.12_amd64.deb) ...
                                        Trying to start service mysql... done
                                                                              Trying to establish test connection... connected
                                                                                                                              done
                                                                                                                                   Trying to establish test connection... connected
                                                                                                                                                                                    Trying to clear temporaray database storage... done
                        Unpacking replacement psa-migration-manager ...
                                                                       Preparing to replace psa-backup-manager 9.5.3-ubuntu8.04.build95101022.06 (using .../psa-backup-manager_9.5.4-ubuntu8.04.build95110705.12_amd64.deb) ...