Fehlermeldung
Warning: Undefined array key "label_display" in Drupal\double_field\Plugin\Field\FieldWidget\DoubleField->formElement() (line 266 of modules/contrib/double_field/src/Plugin/Field/FieldWidget/DoubleField.php).
Drupal\double_field\Plugin\Field\FieldWidget\DoubleField->formElement() (Line: 459) Drupal\Core\Field\WidgetBase->formSingleElement() (Line: 219) Drupal\Core\Field\WidgetBase->formMultipleElements() (Line: 120) Drupal\Core\Field\WidgetBase->form() (Line: 190) Drupal\Core\Entity\Entity\EntityFormDisplay->buildForm() (Line: 121) Drupal\Core\Entity\ContentEntityForm->form() (Line: 64) Drupal\eform\Form\EFormSubmissionForm->form() (Line: 107) Drupal\Core\Entity\EntityForm->buildForm() call_user_func_array() (Line: 536) Drupal\Core\Form\FormBuilder->retrieveForm() (Line: 284) Drupal\Core\Form\FormBuilder->buildForm() (Line: 48) Drupal\Core\Entity\EntityFormBuilder->getForm() (Line: 103) Drupal\eform\Controller\EFormSubmissionController->submitPage() (Line: 35) Drupal\kvlu_custom\Controller\CourseNewsletterController->register() call_user_func_array() (Line: 123) Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 638) Drupal\Core\Render\Renderer->executeInRenderContext() (Line: 124) Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->wrapControllerExecutionInRenderContext() (Line: 97) Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 181) Symfony\Component\HttpKernel\HttpKernel->handleRaw() (Line: 76) Symfony\Component\HttpKernel\HttpKernel->handle() (Line: 53) Drupal\Core\StackMiddleware\Session->handle() (Line: 48) Drupal\Core\StackMiddleware\KernelPreHandle->handle() (Line: 28) Drupal\Core\StackMiddleware\ContentLength->handle() (Line: 201) Drupal\page_cache\StackMiddleware\PageCache->fetch() (Line: 138) Drupal\page_cache\StackMiddleware\PageCache->lookup() (Line: 87) Drupal\page_cache\StackMiddleware\PageCache->handle() (Line: 48) Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle() (Line: 38) Drupal\tracer\StackMiddleware\TracesMiddleware->handle() (Line: 51) Drupal\Core\StackMiddleware\NegotiationMiddleware->handle() (Line: 36) Drupal\Core\StackMiddleware\AjaxPageState->handle() (Line: 51) Drupal\Core\StackMiddleware\StackedHttpKernel->handle() (Line: 741) Drupal\Core\DrupalKernel->handle() (Line: 19)Warning: Undefined array key "label" in Drupal\double_field\Plugin\Field\FieldWidget\DoubleField->formElement() (line 267 of modules/contrib/double_field/src/Plugin/Field/FieldWidget/DoubleField.php).
Drupal\double_field\Plugin\Field\FieldWidget\DoubleField->formElement() (Line: 459) Drupal\Core\Field\WidgetBase->formSingleElement() (Line: 219) Drupal\Core\Field\WidgetBase->formMultipleElements() (Line: 120) Drupal\Core\Field\WidgetBase->form() (Line: 190) Drupal\Core\Entity\Entity\EntityFormDisplay->buildForm() (Line: 121) Drupal\Core\Entity\ContentEntityForm->form() (Line: 64) Drupal\eform\Form\EFormSubmissionForm->form() (Line: 107) Drupal\Core\Entity\EntityForm->buildForm() call_user_func_array() (Line: 536) Drupal\Core\Form\FormBuilder->retrieveForm() (Line: 284) Drupal\Core\Form\FormBuilder->buildForm() (Line: 48) Drupal\Core\Entity\EntityFormBuilder->getForm() (Line: 103) Drupal\eform\Controller\EFormSubmissionController->submitPage() (Line: 35) Drupal\kvlu_custom\Controller\CourseNewsletterController->register() call_user_func_array() (Line: 123) Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 638) Drupal\Core\Render\Renderer->executeInRenderContext() (Line: 124) Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->wrapControllerExecutionInRenderContext() (Line: 97) Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 181) Symfony\Component\HttpKernel\HttpKernel->handleRaw() (Line: 76) Symfony\Component\HttpKernel\HttpKernel->handle() (Line: 53) Drupal\Core\StackMiddleware\Session->handle() (Line: 48) Drupal\Core\StackMiddleware\KernelPreHandle->handle() (Line: 28) Drupal\Core\StackMiddleware\ContentLength->handle() (Line: 201) Drupal\page_cache\StackMiddleware\PageCache->fetch() (Line: 138) Drupal\page_cache\StackMiddleware\PageCache->lookup() (Line: 87) Drupal\page_cache\StackMiddleware\PageCache->handle() (Line: 48) Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle() (Line: 38) Drupal\tracer\StackMiddleware\TracesMiddleware->handle() (Line: 51) Drupal\Core\StackMiddleware\NegotiationMiddleware->handle() (Line: 36) Drupal\Core\StackMiddleware\AjaxPageState->handle() (Line: 51) Drupal\Core\StackMiddleware\StackedHttpKernel->handle() (Line: 741) Drupal\Core\DrupalKernel->handle() (Line: 19)Warning: Undefined array key "label_display" in Drupal\double_field\Plugin\Field\FieldWidget\DoubleField->formElement() (line 266 of modules/contrib/double_field/src/Plugin/Field/FieldWidget/DoubleField.php).
Drupal\double_field\Plugin\Field\FieldWidget\DoubleField->formElement() (Line: 459) Drupal\Core\Field\WidgetBase->formSingleElement() (Line: 219) Drupal\Core\Field\WidgetBase->formMultipleElements() (Line: 120) Drupal\Core\Field\WidgetBase->form() (Line: 190) Drupal\Core\Entity\Entity\EntityFormDisplay->buildForm() (Line: 121) Drupal\Core\Entity\ContentEntityForm->form() (Line: 64) Drupal\eform\Form\EFormSubmissionForm->form() (Line: 107) Drupal\Core\Entity\EntityForm->buildForm() call_user_func_array() (Line: 536) Drupal\Core\Form\FormBuilder->retrieveForm() (Line: 284) Drupal\Core\Form\FormBuilder->buildForm() (Line: 48) Drupal\Core\Entity\EntityFormBuilder->getForm() (Line: 103) Drupal\eform\Controller\EFormSubmissionController->submitPage() (Line: 35) Drupal\kvlu_custom\Controller\CourseNewsletterController->register() call_user_func_array() (Line: 123) Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 638) Drupal\Core\Render\Renderer->executeInRenderContext() (Line: 124) Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->wrapControllerExecutionInRenderContext() (Line: 97) Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 181) Symfony\Component\HttpKernel\HttpKernel->handleRaw() (Line: 76) Symfony\Component\HttpKernel\HttpKernel->handle() (Line: 53) Drupal\Core\StackMiddleware\Session->handle() (Line: 48) Drupal\Core\StackMiddleware\KernelPreHandle->handle() (Line: 28) Drupal\Core\StackMiddleware\ContentLength->handle() (Line: 201) Drupal\page_cache\StackMiddleware\PageCache->fetch() (Line: 138) Drupal\page_cache\StackMiddleware\PageCache->lookup() (Line: 87) Drupal\page_cache\StackMiddleware\PageCache->handle() (Line: 48) Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle() (Line: 38) Drupal\tracer\StackMiddleware\TracesMiddleware->handle() (Line: 51) Drupal\Core\StackMiddleware\NegotiationMiddleware->handle() (Line: 36) Drupal\Core\StackMiddleware\AjaxPageState->handle() (Line: 51) Drupal\Core\StackMiddleware\StackedHttpKernel->handle() (Line: 741) Drupal\Core\DrupalKernel->handle() (Line: 19)Warning: Undefined array key "label" in Drupal\double_field\Plugin\Field\FieldWidget\DoubleField->formElement() (line 267 of modules/contrib/double_field/src/Plugin/Field/FieldWidget/DoubleField.php).
Drupal\double_field\Plugin\Field\FieldWidget\DoubleField->formElement() (Line: 459) Drupal\Core\Field\WidgetBase->formSingleElement() (Line: 219) Drupal\Core\Field\WidgetBase->formMultipleElements() (Line: 120) Drupal\Core\Field\WidgetBase->form() (Line: 190) Drupal\Core\Entity\Entity\EntityFormDisplay->buildForm() (Line: 121) Drupal\Core\Entity\ContentEntityForm->form() (Line: 64) Drupal\eform\Form\EFormSubmissionForm->form() (Line: 107) Drupal\Core\Entity\EntityForm->buildForm() call_user_func_array() (Line: 536) Drupal\Core\Form\FormBuilder->retrieveForm() (Line: 284) Drupal\Core\Form\FormBuilder->buildForm() (Line: 48) Drupal\Core\Entity\EntityFormBuilder->getForm() (Line: 103) Drupal\eform\Controller\EFormSubmissionController->submitPage() (Line: 35) Drupal\kvlu_custom\Controller\CourseNewsletterController->register() call_user_func_array() (Line: 123) Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 638) Drupal\Core\Render\Renderer->executeInRenderContext() (Line: 124) Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->wrapControllerExecutionInRenderContext() (Line: 97) Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 181) Symfony\Component\HttpKernel\HttpKernel->handleRaw() (Line: 76) Symfony\Component\HttpKernel\HttpKernel->handle() (Line: 53) Drupal\Core\StackMiddleware\Session->handle() (Line: 48) Drupal\Core\StackMiddleware\KernelPreHandle->handle() (Line: 28) Drupal\Core\StackMiddleware\ContentLength->handle() (Line: 201) Drupal\page_cache\StackMiddleware\PageCache->fetch() (Line: 138) Drupal\page_cache\StackMiddleware\PageCache->lookup() (Line: 87) Drupal\page_cache\StackMiddleware\PageCache->handle() (Line: 48) Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle() (Line: 38) Drupal\tracer\StackMiddleware\TracesMiddleware->handle() (Line: 51) Drupal\Core\StackMiddleware\NegotiationMiddleware->handle() (Line: 36) Drupal\Core\StackMiddleware\AjaxPageState->handle() (Line: 51) Drupal\Core\StackMiddleware\StackedHttpKernel->handle() (Line: 741) Drupal\Core\DrupalKernel->handle() (Line: 19)
