Hello, i read a lot about another users with this bug in codecanyon and here in questions, reason why i give to you this details:

1.-i open the error log and i can see this:

(i hide my personal data replacing by XXXX)

[27-Feb-2020 03:41:15 Europe/London] PHP Fatal error: session_start(): Failed to initialize storage module: user (path: /tmp) in /home/XXXX/public_html/XXXX/XXXX/lib/libraries/Session/Session.php on line 143
[27-Feb-2020 03:42:18 Europe/London] PHP Fatal error: session_start(): Failed to initialize storage module: user (path: /tmp) in /home/XXXX/public_html/XXXX/XXXX/lib/libraries/Session/Session.php on line 143
[26-Feb-2020 21:44:25 America/Monterrey] PHP Parse error: syntax error, unexpected '?' in /home/XXXX/public_html/XXXX/XXXX/app/libraries/Tec.php on line 36

2.- I double check and my version of php its: 7.2.7

Attach you can find the screenshot with the information of my php.

Can you help me ?