Chybová zpráva

• Deprecated function: Drupal\bootstrap\Utility\Element::__construct(): Implicitly marking parameter $form_state as nullable is deprecated, the explicit nullable type must be used instead in include() (line 571 of vendor/composer/ClassLoader.php).
• Deprecated function: Drupal\bootstrap\Utility\Element::create(): Implicitly marking parameter $form_state as nullable is deprecated, the explicit nullable type must be used instead in include() (line 571 of vendor/composer/ClassLoader.php).
• Deprecated function: Drupal\bootstrap\Utility\Element::createStandalone(): Implicitly marking parameter $form_state as nullable is deprecated, the explicit nullable type must be used instead in include() (line 571 of vendor/composer/ClassLoader.php).
• Deprecated function: Drupal\bootstrap\Utility\Element::setError(): Implicitly marking parameter $form_state as nullable is deprecated, the explicit nullable type must be used instead in include() (line 571 of vendor/composer/ClassLoader.php).
• Deprecated function: Drupal\bootstrap\Utility\Element::setFormState(): Implicitly marking parameter $form_state as nullable is deprecated, the explicit nullable type must be used instead in include() (line 571 of vendor/composer/ClassLoader.php).
• Deprecated function: Drupal\bootstrap\Utility\Element::setIcon(): Implicitly marking parameter $icon as nullable is deprecated, the explicit nullable type must be used instead in include() (line 571 of vendor/composer/ClassLoader.php).