There are no GUI form on the screen after the moment when on the screen will appear critical error for the Administration->General->GUI report:
ERROR: Zabbix has received an incorrect request.
Critical error. Incorrect value "0" for "search_limit" field.
This is the same in the "Administration->General->GUI" report for the ChangeSearchLimit, ChangeMaxInTable, EventExpire and EventShowMax fields.
Please see attached screenshot for more details.