The website encountered an unexpected error. Please try again later.
InvalidArgumentException: The timestamp must be numeric. in Drupal\Component\Datetime\DateTimePlus::createFromTimestamp() (line 201 of core/lib/Drupal/Component/Datetime/DateTimePlus.php).
Drupal\Core\Datetime\DateFormatter->format() (Line: 34) Drupal\views\Plugin\views\argument\YearMonthDate->title() (Line: 1000) Drupal\views\Plugin\views\argument\ArgumentPluginBase->getTitle() (Line: 1115) Drupal\views\ViewExecutable->_buildArguments() (Line: 1272) Drupal\views\ViewExecutable->build() (Line: 392) Drupal\views\Plugin\views\display\PathPluginBase->execute() (Line: 196) Drupal\views\Plugin\views\display\Page->execute() (Line: 1635) Drupal\views\ViewExecutable->executeDisplay() (Line: 81) Drupal\views\Element\View::preRenderViewElement() call_user_func_array() (Line: 101) Drupal\Core\Render\Renderer->doTrustedCallback() (Line: 788) Drupal\Core\Render\Renderer->doCallback() (Line: 374) Drupal\Core\Render\Renderer->doRender() (Line: 204) Drupal\Core\Render\Renderer->render() (Line: 242) Drupal\Core\Render\MainContent\HtmlRenderer->Drupal\Core\Render\MainContent\{closure}() (Line: 580) Drupal\Core\Render\Renderer->executeInRenderContext() (Line: 243) Drupal\Core\Render\MainContent\HtmlRenderer->prepare() (Line: 132) Drupal\Core\Render\MainContent\HtmlRenderer->renderResponse() (Line: 90) Drupal\Core\EventSubscriber\MainContentViewSubscriber->onViewRenderArray() call_user_func() (Line: 142) Drupal\Component\EventDispatcher\ContainerAwareEventDispatcher->dispatch() (Line: 174) Symfony\Component\HttpKernel\HttpKernel->handleRaw() (Line: 81) Symfony\Component\HttpKernel\HttpKernel->handle() (Line: 58) Drupal\Core\StackMiddleware\Session->handle() (Line: 48) Drupal\Core\StackMiddleware\KernelPreHandle->handle() (Line: 191) Drupal\page_cache\StackMiddleware\PageCache->fetch() (Line: 128) Drupal\page_cache\StackMiddleware\PageCache->lookup() (Line: 82) Drupal\page_cache\StackMiddleware\PageCache->handle() (Line: 48) Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle() (Line: 51) Drupal\Core\StackMiddleware\NegotiationMiddleware->handle() (Line: 23) Stack\StackedHttpKernel->handle() (Line: 718) Drupal\Core\DrupalKernel->handle() (Line: 19)