Error message
Notice: Undefined index: preload-paths:/articles/LGBT in Drupal\Core\Cache\DatabaseBackend->getMultiple() (line 121 of core/lib/Drupal/Core/Cache/DatabaseBackend.php).Drupal\Core\Cache\DatabaseBackend->getMultiple(Array, ) (Line: 92)
Drupal\Core\Cache\DatabaseBackend->get('preload-paths:/articles/LGBT ') (Line: 211)
Drupal\path_alias\AliasManager->getAliasByPath('/user/1', 'en') (Line: 47)
Drupal\path_alias\PathProcessor\AliasPathProcessor->processOutbound('/user/1', Array, Object, Object) (Line: 108)
Drupal\Core\PathProcessor\PathProcessorManager->processOutbound('/user/1', Array, Object, Object) (Line: 394)
Drupal\Core\Routing\UrlGenerator->processPath('/user/1', Array, Object) (Line: 296)
Drupal\Core\Routing\UrlGenerator->generateFromRoute('entity.user.canonical', Array, Array, 1) (Line: 105)
Drupal\Core\Render\MetadataBubblingUrlGenerator->generateFromRoute('entity.user.canonical', Array, Array, ) (Line: 765)
Drupal\Core\Url->toString() (Line: 453)
rdf_preprocess_username(Array, 'username', Array)
call_user_func_array('rdf_preprocess_username', Array) (Line: 287)
Drupal\Core\Theme\ThemeManager->render('username', Array) (Line: 433)
Drupal\Core\Render\Renderer->doRender(Array, ) (Line: 204)
Drupal\Core\Render\Renderer->render(Array) (Line: 479)
Drupal\Core\Template\TwigExtension->escapeFilter(Object, Array, 'html', NULL, 1) (Line: 56)
__TwigTemplate_c04d7133760c7225845f48524c979f9f1ddb062b5bb37e75e25938ab61d73cf0->doDisplay(Array, Array) (Line: 405)
Twig\Template->displayWithErrorHandling(Array, Array) (Line: 378)
Twig\Template->display(Array) (Line: 390)
Twig\Template->render(Array) (Line: 55)
twig_render_template('core/modules/node/templates/field--node--uid.html.twig', Array) (Line: 384)
Drupal\Core\Theme\ThemeManager->render('field', Array) (Line: 433)
Drupal\Core\Render\Renderer->doRender(Array, ) (Line: 204)
Drupal\Core\Render\Renderer->render(Array) (Line: 519)
template_preprocess_node(Array, 'node', Array)
call_user_func_array('template_preprocess_node', Array) (Line: 287)
Drupal\Core\Theme\ThemeManager->render('node', Array) (Line: 433)
Drupal\Core\Render\Renderer->doRender(Array, ) (Line: 204)
Drupal\Core\Render\Renderer->render(Array) (Line: 479)
Drupal\Core\Template\TwigExtension->escapeFilter(Object, Array, 'html', NULL, 1) (Line: 60)
__TwigTemplate_88e844d804a97a11b5706f6bb2e1a17f9851cff77c4f5eecc3fade7d8e839ea4->doDisplay(Array, Array) (Line: 405)
Twig\Template->displayWithErrorHandling(Array, Array) (Line: 378)
Twig\Template->display(Array) (Line: 390)
Twig\Template->render(Array) (Line: 55)
twig_render_template('core/modules/views/templates/views-view-unformatted.html.twig', Array) (Line: 384)
Drupal\Core\Theme\ThemeManager->render('views_view_unformatted', Array) (Line: 433)
Drupal\Core\Render\Renderer->doRender(Array) (Line: 446)
Drupal\Core\Render\Renderer->doRender(Array, ) (Line: 204)
Drupal\Core\Render\Renderer->render(Array) (Line: 479)
Drupal\Core\Template\TwigExtension->escapeFilter(Object, Array, 'html', NULL, 1) (Line: 85)
__TwigTemplate_76f757c3e760854b444919726f7e0d92a9ad8a182c7633b8d402f79ef523a802->doDisplay(Array, Array) (Line: 405)
Twig\Template->displayWithErrorHandling(Array, Array) (Line: 378)
Twig\Template->display(Array) (Line: 390)
Twig\Template->render(Array) (Line: 55)
twig_render_template('core/modules/views/templates/views-view.html.twig', Array) (Line: 384)
Drupal\Core\Theme\ThemeManager->render('views_view', Array) (Line: 433)
Drupal\Core\Render\Renderer->doRender(Array) (Line: 446)
Drupal\Core\Render\Renderer->doRender(Array, ) (Line: 204)
Drupal\Core\Render\Renderer->render(Array, ) (Line: 242)
Drupal\Core\Render\MainContent\HtmlRenderer->Drupal\Core\Render\MainContent\{closure}() (Line: 580)
Drupal\Core\Render\Renderer->executeInRenderContext(Object, Object) (Line: 243)
Drupal\Core\Render\MainContent\HtmlRenderer->prepare(Array, Object, Object) (Line: 132)
Drupal\Core\Render\MainContent\HtmlRenderer->renderResponse(Array, Object, Object) (Line: 90)
Drupal\Core\EventSubscriber\MainContentViewSubscriber->onViewRenderArray(Object, 'kernel.view', Object)
call_user_func(Array, Object, 'kernel.view', Object) (Line: 142)
Drupal\Component\EventDispatcher\ContainerAwareEventDispatcher->dispatch(Object, 'kernel.view') (Line: 174)
Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object, 1) (Line: 81)
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: 44)
Drupal\services\StackMiddleware\FormatSetter->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: 718)
Drupal\Core\DrupalKernel->handle(Object) (Line: 19)
