Notice: Undefined index: #multiple in
Drupal\Core\Render\Element\Select::processSelect() (line
128 of
core/lib/Drupal/Core/Render/Element/Select.php).
Drupal\Core\Render\Element\Select::processSelect(Array, Object, Array)
call_user_func_array(Array, Array) (Line: 1007)
Drupal\Core\Form\FormBuilder->doBuildForm('views_exposed_form', Array, Object) (Line: 1070)
Drupal\Core\Form\FormBuilder->doBuildForm('views_exposed_form', Array, Object) (Line: 574)
Drupal\Core\Form\FormBuilder->processForm('views_exposed_form', Array, Object) (Line: 320)
Drupal\Core\Form\FormBuilder->buildForm('\Drupal\views\Form\ViewsExposedForm', Object) (Line: 134)
Drupal\views\Plugin\views\exposed_form\ExposedFormPluginBase->renderExposedForm() (Line: 1238)
Drupal\views\ViewExecutable->build(NULL) (Line: 1391)
Drupal\views\ViewExecutable->execute(NULL) (Line: 1454)
Drupal\views\ViewExecutable->render() (Line: 131)
Drupal\views\Plugin\views\display\Block->execute() (Line: 1630)
Drupal\views\ViewExecutable->executeDisplay('block_1', Array) (Line: 81)
Drupal\views\Element\View::preRenderViewElement(Array) (Line: 59)
Drupal\views\Plugin\Block\ViewsBlock->build() (Line: 171)
Drupal\block\BlockViewBuilder::preRender(Array)
call_user_func_array(Array, Array) (Line: 101)
Drupal\Core\Render\Renderer->doTrustedCallback(Array, Array, 'Render #pre_render callbacks must be methods of a class that implements \Drupal\Core\Security\TrustedCallbackInterface or be an anonymous function. The callback was %s. See https://www.drupal.org/node/2966725', 'exception', 'Drupal\Core\Render\Element\RenderCallbackInterface') (Line: 772)
Drupal\Core\Render\Renderer->doCallback('#pre_render', Array, Array) (Line: 363)
Drupal\Core\Render\Renderer->doRender(Array, 1) (Line: 201)
Drupal\Core\Render\Renderer->render(Array, 1) (Line: 157)
Drupal\Core\Render\Renderer->Drupal\Core\Render\{closure}() (Line: 564)
Drupal\Core\Render\Renderer->executeInRenderContext(Object, Object) (Line: 158)
Drupal\Core\Render\Renderer->renderPlain(Array) (Line: 172)
Drupal\Core\Render\Renderer->renderPlaceholder('', Array) (Line: 649)
Drupal\Core\Render\Renderer->replacePlaceholders(Array) (Line: 534)
Drupal\Core\Render\Renderer->doRender(Array, 1) (Line: 201)
Drupal\Core\Render\Renderer->render(Array, 1) (Line: 145)
Drupal\Core\Render\Renderer->Drupal\Core\Render\{closure}() (Line: 564)
Drupal\Core\Render\Renderer->executeInRenderContext(Object, Object) (Line: 146)
Drupal\Core\Render\Renderer->renderRoot(Array) (Line: 279)
Drupal\Core\Render\HtmlResponseAttachmentsProcessor->renderPlaceholders(Object) (Line: 71)
Drupal\big_pipe\Render\BigPipeResponseAttachmentsProcessor->processAttachments(Object) (Line: 48)
Drupal\http2_server_push\Render\HtmlResponseAttachmentsProcessor->processAttachments(Object) (Line: 45)
Drupal\Core\EventSubscriber\HtmlResponseSubscriber->onRespond(Object, 'kernel.response', Object)
call_user_func(Array, Object, 'kernel.response', Object) (Line: 142)
Drupal\Component\EventDispatcher\ContainerAwareEventDispatcher->dispatch(Object, 'kernel.response') (Line: 191)
Symfony\Component\HttpKernel\HttpKernel->filterResponse(Object, Object, 1) (Line: 179)
Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object, 1) (Line: 80)
Symfony\Component\HttpKernel\HttpKernel->handle(Object, 1, 1) (Line: 58)
Drupal\Core\StackMiddleware\Session->handle(Object, 1, 1) (Line: 48)
Drupal\Core\StackMiddleware\KernelPreHandle->handle(Object, 1, 1) (Line: 191)
Drupal\page_cache\StackMiddleware\PageCache->fetch(Object, 1, 1) (Line: 128)
Drupal\page_cache\StackMiddleware\PageCache->lookup(Object, 1, 1) (Line: 82)
Drupal\page_cache\StackMiddleware\PageCache->handle(Object, 1, 1) (Line: 48)
Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object, 1, 1) (Line: 51)
Drupal\Core\StackMiddleware\NegotiationMiddleware->handle(Object, 1, 1) (Line: 23)
Stack\StackedHttpKernel->handle(Object, 1, 1) (Line: 708)
Drupal\Core\DrupalKernel->handle(Object) (Line: 19)