Deprecated function: Drupal\Core\Database\StatementWrapperIterator::fetchObject(): Implicitly marking parameter $class_name as nullable is deprecated, the explicit nullable type must be used instead in include() (line 571 of /home/alexkern/public_html/storiesofhiphop.de/vendor/composer/ClassLoader.php).
include('/home/alexkern/public_html/storiesofhiphop.de/core/includes/bootstrap.inc') (Line: 571)
Composer\Autoload\includeFile('/home/alexkern/public_html/storiesofhiphop.de/vendor/composer/../../core/lib/Drupal/Core/Database/StatementWrapperIterator.php') (Line: 428)
Composer\Autoload\ClassLoader->loadClass('Drupal\Core\Database\StatementWrapperIterator') (Line: 582)
Drupal\Core\Database\Connection->prepareStatement('SELECT "cid", "data", "created", "expire", "serialized", "tags", "checksum" FROM "cache_container" WHERE "cid" IN ( :cids__0 ) ORDER BY "cid"', Array) (Line: 848)
Drupal\Core\Database\Connection->query('SELECT [cid], [data], [created], [expire], [serialized], [tags], [checksum] FROM {cache_container} WHERE [cid] IN ( :cids__0 ) ORDER BY [cid]', Array) (Line: 118)
Drupal\Core\Cache\DatabaseBackend->getMultiple(Array, ) (Line: 97)
Drupal\Core\Cache\DatabaseBackend->get('service_container:prod:10.2.7::Linux:a:1:{i:0;s:72:"/home/alexkern/public_html/storiesofhiphop.de/sites/default/services.yml";}') (Line: 554)
Drupal\Core\DrupalKernel->getCachedContainerDefinition() (Line: 929)
Drupal\Core\DrupalKernel->initializeContainer() (Line: 494)
Drupal\Core\DrupalKernel->boot() (Line: 702)
Drupal\Core\DrupalKernel->handle(Object) (Line: 19)