Fatal error: Uncaught Error: Class 'PharIo\Version\AbstractVersionConstraint' not found in /srv/disk3/4464330/www/back.ticket-el.com/vendor/phar-io/version/src/constraints/ExactVersionConstraint.php:12 Stack trace: #0 {main} thrown in /srv/disk3/4464330/www/back.ticket-el.com/vendor/phar-io/version/src/constraints/ExactVersionConstraint.php on line 12