Fatal error: Uncaught Error: Class 'Metadata\ClassMetadata' not found in /home/users/00/3c/21/home/www/vendor/jms/metadata/src/NullMetadata.php:12
Stack trace:
#0 {main}
thrown in /home/users/00/3c/21/home/www/vendor/jms/metadata/src/NullMetadata.php on line 12