Start to installer Setup issue

Your software Mautic 4.2.2
My PHP version is :7.4
My MySQL/MariaDB version is (delete as applicable): MySQL 5.7

Installing Errors
I have a problem with installing Mautic 4.2.2. Mautic cannot be reached.
Error message:
The site is currently offline due to encountering an error. If the problem persists, please contact the system administrator.
System administrators, check server logs for errors.

These errors are showing in the installer : in first step

Steps I have tried to fix the problem : I have read and try some steps that are in Community but the issue is still, Any Help Please!

Thanks

Is there any one can help me?