Automatic DB upgrade failed

Steps to reproduce:

1. Made a smaller copy of the Zabbix db 4.4.9
2. Install Zabbix 6.0
3. Start Zabbic 6.0
4. Automatic udate starts and goes well til 55%
5. a foreign key constraint fails

Result:

query failed: [1452] Cannot add or update a child row:
 a foreign key constraint fails (`zabbix_v2_4`.`widget_field`, CONSTRAINT `c_widget_field_5`
                                  FOREIGN KEY (`value_graphid`)
                                  REFERENCES `graphs` (`graphid`)
                                  ON DELETE CASCADE ON UPDATE RESTRICT)
 [insert into widget_field
             (widget_fieldid,
              widgetid,
              type,
              name,
              value_int,
              value_str,
              value_itemid,
              value_graphid,
              value_groupid,
              value_hostid,
              value_sysmapid)
    values (3369,
            1463,
            6,
            'graphid',
            0,
            '',
            null,
            39629,
            null,
            null,
            null)
 ]

Expected:

Finish the upgrade