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TypeError: Argument 1 passed to Drupal\Core\Cache\CacheableMetadata::createFromRenderArray() must be of the type array, null given, called in /home/webel02/public_html/drupal8/wca8/web/core/lib/Drupal/Core/Render/Renderer.php on line 358 in Drupal\Core\Cache\CacheableMetadata::createFromRenderArray() (line 149 of core/lib/Drupal/Core/Cache/CacheableMetadata.php).
Drupal\Core\Cache\CacheableMetadata::createFromRenderArray(NULL) (Line: 358) Drupal\Core\Render\Renderer->doRender(Array, 1) (Line: 200) Drupal\Core\Render\Renderer->render(Array, 1) (Line: 156) Drupal\Core\Render\Renderer->Drupal\Core\Render\{closure}() (Line: 573) Drupal\Core\Render\Renderer->executeInRenderContext(Object, Object) (Line: 157) Drupal\Core\Render\Renderer->renderPlain(Array) (Line: 171) Drupal\Core\Render\Renderer->renderPlaceholder('', Array) (Line: 658) Drupal\Core\Render\Renderer->replacePlaceholders(Array) (Line: 543) Drupal\Core\Render\Renderer->doRender(Array, 1) (Line: 200) Drupal\Core\Render\Renderer->render(Array, 1) (Line: 144) Drupal\Core\Render\Renderer->Drupal\Core\Render\{closure}() (Line: 573) Drupal\Core\Render\Renderer->executeInRenderContext(Object, Object) (Line: 145) Drupal\Core\Render\Renderer->renderRoot(Array) (Line: 282) Drupal\Core\Render\HtmlResponseAttachmentsProcessor->renderPlaceholders(Object) (Line: 71) Drupal\big_pipe\Render\BigPipeResponseAttachmentsProcessor->processAttachments(Object) (Line: 45) Drupal\Core\EventSubscriber\HtmlResponseSubscriber->onRespond(Object, 'kernel.response', Object) call_user_func(Array, Object, 'kernel.response', Object) (Line: 111) Drupal\Component\EventDispatcher\ContainerAwareEventDispatcher->dispatch('kernel.response', Object) (Line: 191) Symfony\Component\HttpKernel\HttpKernel->filterResponse(Object, Object, 1) (Line: 173) Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object, 1) (Line: 68) Symfony\Component\HttpKernel\HttpKernel->handle(Object, 1, 1) (Line: 57) Drupal\Core\StackMiddleware\Session->handle(Object, 1, 1) (Line: 47) 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: 47) Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object, 1, 1) (Line: 52) 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)