Steps to reproduce:

1. Upgrading FreeBSD from 13.2 to 13.4

2. Upgrading Zabbix 6.0.27 to 6.0.38. All works fine, no errors in logs.

3. Upgrading all installed ports with dependencies via portmaster

3. "make deinstall" for zabbix-server, zabbix-frontend, zabbix-agent

4. Installing zabbix7 components - server, frontend, agent. Reboot. Database fully updated.
No errors in logs.

5. Trying connect to zabbix database via zabbix setup screen

Result:

1. Not detected default language (displayed character "i")

2. Prerequisites screen without any errors

3. Database type displayed as "i" - undefined, expected - "MySQL"
Access to database impossible.

See screenshots...