Notice: Undefined index: country in AddressfieldFormat\Address->format()

gistfile1.txt

Notice: Undefined index: country in Drupal\addressfield\Plugin\AddressfieldFormat\Address->format() (line 209 of modules/addressfield/src/Plugin/AddressfieldFormat/Address.php).

Drupal\addressfield\Plugin\AddressfieldFormat\Address->format(Array, Array, Array)
Drupal\addressfield\Plugin\Field\FieldWidget\AddressFieldStandardWidget->formElement(Object, 0, Array, Array, Object)
Drupal\Core\Field\WidgetBase->formSingleElement(Object, 0, Array, Array, Object)
Drupal\Core\Field\WidgetBase->formMultipleElements(Object, Array, Object)
Drupal\Core\Field\WidgetBase->form(Object, Array, Object)
Drupal\Core\Entity\Entity\EntityFormDisplay->buildForm(Object, Array, Object)
Drupal\Core\Entity\ContentEntityForm->form(Array, Object)
Drupal\node\NodeForm->form(Array, Object)
Drupal\Core\Entity\EntityForm->buildForm(Array, Object)
call_user_func_array(Array, Array)
Drupal\Core\Form\FormBuilder->retrieveForm('page_node_edit_form', Object)
Drupal\Core\Form\FormBuilder->buildForm(Object, Object)
Drupal\Core\Controller\FormController->getContentResult(Object)
call_user_func_array(Array, Array)
Drupal\Core\Controller\HtmlPageController->getContentResult(Object, Array)
Drupal\Core\Controller\HtmlPageController->content(Object, Array)
call_user_func_array(Array, Array)
Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object, 1)
Symfony\Component\HttpKernel\HttpKernel->handle(Object, 1, 1)
Drupal\Core\StackMiddleware\KernelPreHandle->handle(Object, 1, 1)
Drupal\Core\StackMiddleware\PageCache->handle(Object, 1, 1)
Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object, 1, 1)
Stack\StackedHttpKernel->handle(Object, 1, 1)
Drupal\Core\DrupalKernel->handle(Object)