10104:20170825:010210.557 Starting Zabbix Server. Zabbix 3.4.0 (revision 71467).
 10104:20170825:010210.582 ****** Enabled features ******
 10104:20170825:010210.582 SNMP monitoring:           YES
 10104:20170825:010210.582 IPMI monitoring:           YES
 10104:20170825:010210.582 Web monitoring:            YES
 10104:20170825:010210.582 VMware monitoring:         YES
 10104:20170825:010210.582 SMTP authentication:        NO
 10104:20170825:010210.582 Jabber notifications:       NO
 10104:20170825:010210.582 Ez Texting notifications:  YES
 10104:20170825:010210.582 ODBC:                       NO
 10104:20170825:010210.582 SSH2 support:               NO
 10104:20170825:010210.582 IPv6 support:              YES
 10104:20170825:010210.582 TLS support:                NO
 10104:20170825:010210.582 ******************************
 10104:20170825:010210.582 using configuration file: /usr/local/etc/zabbix_server.conf
 10104:20170825:010210.642 current database version (mandatory/optional): 03030013/03030013
 10104:20170825:010210.643 required mandatory version: 03040000
 10104:20170825:010210.643 starting automatic database upgrade
 10104:20170825:010210.668 [Z3005] query failed: [1050] Table 'item_preproc' already exists [create table item_preproc (
item_preprocid bigint unsigned not null,
itemid bigint unsigned not null,
step integer default '0' not null,
type integer default '0' not null,
params varchar(255) default '' not null,
primary key (item_preprocid)
) engine=innodb]
 10104:20170825:010210.668 database upgrade failed