AlreadyInstalledException

class \Drupal\Core\Installer\Exception\InstallerException extends \Drupal\Core\Installer\Exception\RuntimeException uses \Drupal\Core\StringTranslation\StringTranslationTrait
- class \Drupal\Core\Installer\Exception\AlreadyInstalledException extends \Drupal\Core\Installer\Exception\InstallerException
- class \Drupal\Core\Installer\Exception\NoProfilesException extends \Drupal\Core\Installer\Exception\InstallerException