Fatal error: Uncaught Error: Class 'PHPUnit\Framework\Constraint\Constraint' not found in /var/www/legtux.org/users/weboconsulting/www/vendor/api-platform/core/src/Symfony/Bundle/Test/Constraint/MatchesJsonSchema.php:24 Stack trace: #0 {main} thrown in /var/www/legtux.org/users/weboconsulting/www/vendor/api-platform/core/src/Symfony/Bundle/Test/Constraint/MatchesJsonSchema.php on line 24