I installed zabbix 3.0 on centos 7 and I have to conect a DB mysq 5.6 (centos 6.7) in this DB is all my data, when the DB is connect, zabbix upgrate de database but display and error:

"Can't create table 'zabbix.#sql-7e2d_3e' (errno: 150) [alter table application_prototype add constraint c_application_prototype_1 foreign key (itemid) references items (itemid) on delete cascade]" (zabbix.log)