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Fatal error: Uncaught Error: Call to a member function loadFromExtension() on null in /var/www/html/autocar/vendor/symfony/framework-bundle/Tests/DependencyInjection/Fixtures/php/messenger.php:6 Stack trace: #0 {main} thrown in /var/www/html/autocar/vendor/symfony/framework-bundle/Tests/DependencyInjection/Fixtures/php/messenger.php on line 6