Fatal error: Uncaught Error: Interface "Symfony\Component\HttpKernel\HttpKernelInterface" not found in /home/clients/c649ba87e5009a87d8f2bd692d5da1e8/sites/multisite/web/core/lib/Drupal/Core/DrupalKernelInterface.php:15 Stack trace: #0 /home/clients/c649ba87e5009a87d8f2bd692d5da1e8/sites/multisite/vendor/composer/ClassLoader.php(576): include() #1 /home/clients/c649ba87e5009a87d8f2bd692d5da1e8/sites/multisite/vendor/composer/ClassLoader.php(427): Composer\Autoload\{closure}('/home/clients/c...') #2 /home/clients/c649ba87e5009a87d8f2bd692d5da1e8/sites/multisite/web/core/lib/Drupal/Core/DrupalKernel.php(53): Composer\Autoload\ClassLoader->loadClass('Drupal\\Core\\Dru...') #3 /home/clients/c649ba87e5009a87d8f2bd692d5da1e8/sites/multisite/vendor/composer/ClassLoader.php(576): include('/home/clients/c...') #4 /home/clients/c649ba87e5009a87d8f2bd692d5da1e8/sites/multisite/vendor/composer/ClassLoader.php(427): Composer\Autoload\{closure}('/home/clients/c...') #5 /home/clients/c649ba87e5009a87d8f2bd692d5da1e8/sites/multisite/web/index.php(16): Composer\Autoload\ClassLoader->loadClass('Drupal\\Core\\Dru...') #6 {main} thrown in /home/clients/c649ba87e5009a87d8f2bd692d5da1e8/sites/multisite/web/core/lib/Drupal/Core/DrupalKernelInterface.php on line 15