Fatal error: Uncaught Error: Class "Psy\TabCompletion\Matcher\AbstractMatcher" not found in /var/www/html/usophy/vendor/psy/psysh/src/TabCompletion/Matcher/ConstantsMatcher.php:21 Stack trace: #0 {main} thrown in /var/www/html/usophy/vendor/psy/psysh/src/TabCompletion/Matcher/ConstantsMatcher.php on line 21