Fatal error: Uncaught RuntimeException: Unable to write in the cache directory (/var/www/html/var/cache/prod) in /var/www/html/vendor/symfony/http-kernel/Kernel.php:656 Stack trace: #0 /var/www/html/vendor/symfony/http-kernel/Kernel.php(555): Symfony\Component\HttpKernel\Kernel->buildContainer() #1 /var/www/html/vendor/symfony/http-kernel/Kernel.php(133): Symfony\Component\HttpKernel\Kernel->initializeContainer() #2 /var/www/html/vendor/symfony/http-kernel/Kernel.php(193): Symfony\Component\HttpKernel\Kernel->boot() #3 /var/www/html/public/index.php(25): Symfony\Component\HttpKernel\Kernel->handle(Object(Symfony\Component\HttpFoundation\Request)) #4 {main} thrown in /var/www/html/vendor/symfony/http-kernel/Kernel.php on line 656