Fatal error: Uncaught TypeError: DateTime::diff(): Argument #1 ($targetObject) must be of type DateTimeInterface, bool given in /var/www/vhosts/iame-motorsport.com/httpdocs/driver_dett.php:310 Stack trace: #0 /var/www/vhosts/iame-motorsport.com/httpdocs/driver_dett.php(310): DateTime->diff() #1 {main} thrown in /var/www/vhosts/iame-motorsport.com/httpdocs/driver_dett.php on line 310