Installation and configuration of CMS Celena
Minimum CMS requirements:
MySql >= 5.7.8
MariaDB >= 10.2
PHP >= 8.1
If you have 2.4.4 MySql 5.7.8, there may be an error about something about sql_mode=only_full_group_by, or other errors, go to the database and make an SQL query:
SET GLOBAL sql_mode=(SELECT REPLACE(@@sql_mode,'ONLY_FULL_GROUP_BY',''));