Warning: preg_match(): Compilation failed: \k is not followed by a braced, angle-bracketed, or quoted name at offset 5 in Symfony\Component\HttpFoundation\Request->getHost() (line 1185 of /kunden/239314_67549/rp-hosting/54/78/v02/web/vendor/symfony/http-foundation/Request.php).

Symfony\Component\HttpFoundation\Request->getHost() (Line: 1603)
Drupal\Core\DrupalKernel::setupTrustedHosts(Object, Array) (Line: 1125)
Drupal\Core\DrupalKernel->initializeSettings(Object) (Line: 715)
Drupal\Core\DrupalKernel->handle(Object) (Line: 19)

Symfony\Component\HttpFoundation\Request->getHost() (Line: 1603)
Drupal\Core\DrupalKernel::setupTrustedHosts(Object, Array) (Line: 1125)
Drupal\Core\DrupalKernel->initializeSettings(Object) (Line: 715)
Drupal\Core\DrupalKernel->handle(Object) (Line: 19)

Warning: preg_match(): Compilation failed: unrecognized character follows \ at offset 4 in Symfony\Component\HttpFoundation\Request->getHost() (line 1185 of /kunden/239314_67549/rp-hosting/54/78/v02/web/vendor/symfony/http-foundation/Request.php).

Symfony\Component\HttpFoundation\Request->getHost() (Line: 1603)
Drupal\Core\DrupalKernel::setupTrustedHosts(Object, Array) (Line: 1125)
Drupal\Core\DrupalKernel->initializeSettings(Object) (Line: 715)
Drupal\Core\DrupalKernel->handle(Object) (Line: 19)