Hello
Did I detect a serious new error? I see some control panel

[01-Aug-2021 01:26:30 Europe/Bucharest] PHP Warning:  file_exists(): open_basedir restriction in effect. File(/home/pgnro/public_html/index.php/albume) is not within the allowed path(s): (/home:/usr/lib/php:/usr/local/lib/php:/tmp:/var/cpanel/php/sessions/ea-php71:/usr/local/lsws) in /home/pgnro/public_html/oc-includes/osclass/classes/Rewrite.php on line 182
[01-Aug-2021 10:15:44 Europe/Bucharest] PHP Warning:  file_exists(): open_basedir restriction in effect. File(/home/pgnro/public_html/index.php/evenimente) is not within the allowed path(s): (/home:/usr/lib/php:/usr/local/lib/php:/tmp:/var/cpanel/php/sessions/ea-php71:/usr/local/lsws) in /home/pgnro/public_html/oc-includes/osclass/classes/Rewrite.php on line 182

This does not look like problem with osclass.

and how can i fix it?

It should be discussed with hosting provider, especially this part:
PHP Warning:  file_exists(): open_basedir restriction in effect. File(/home/pgnro/public_html/index.php/evenimente) is not within the allowed path(s): (/home:/usr/lib/php:/usr/local/lib/php:/tmp:/var/cpanel/php/sessions/ea-php71:/usr/local/lsws) in...