Fatal error: Uncaught RuntimeException: Unable to write in the "logs" directory (/var/www/html/elfann/var/log). in /var/www/html/elfann/vendor/symfony/http-kernel/Kernel.php:636 Stack trace: #0 /var/www/html/elfann/vendor/symfony/http-kernel/Kernel.php(540): Symfony\Component\HttpKernel\Kernel->buildContainer() #1 /var/www/html/elfann/vendor/symfony/http-kernel/Kernel.php(780): Symfony\Component\HttpKernel\Kernel->initializeContainer() #2 /var/www/html/elfann/vendor/symfony/http-kernel/Kernel.php(183): Symfony\Component\HttpKernel\Kernel->preBoot() #3 /var/www/html/elfann/public/index.php(22): Symfony\Component\HttpKernel\Kernel->handle() #4 {main} thrown in /var/www/html/elfann/vendor/symfony/http-kernel/Kernel.php on line 636