Fatal error: Uncaught Error: Interface 'League\CommonMark\Extension\Mention\Generator\MentionGeneratorInterface' not found in /var/www/html/test-project/my-app/vendor/league/commonmark/src/Extension/Mention/Generator/CallbackGenerator.php:20 Stack trace: #0 {main} thrown in /var/www/html/test-project/my-app/vendor/league/commonmark/src/Extension/Mention/Generator/CallbackGenerator.php on line 20