Warning: include(/var/www/vendor/symfony/framework-bundle/Kernel/MicroKernelTrait.php): failed to open stream: Cannot allocate memory in /var/www/vendor/composer/ClassLoader.php on line 444

Warning: include(): Failed opening '/var/www/vendor/composer/../symfony/framework-bundle/Kernel/MicroKernelTrait.php' for inclusion (include_path='.:/usr/local/lib/php') in /var/www/vendor/composer/ClassLoader.php on line 444

Fatal error: Trait 'Symfony\Bundle\FrameworkBundle\Kernel\MicroKernelTrait' not found in /var/www/src/Kernel.php on line 14