Drupal\Component\Utility\Html::escape(NULL) (Line: 93) Drupal\social_media_links\PlatformBase->getDescription() (Line: 391) Drupal\social_media_links\Plugin\Block\SocialMediaLinksBlock->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) (Line: 435) Drupal\Core\Render\Renderer->doRender(Array, ) (Line: 201) Drupal\Core\Render\Renderer->render(Array) (Line: 479) Drupal\Core\Template\TwigExtension->escapeFilter(Object, Array, 'html', NULL, 1) (Line: 328) __TwigTemplate_f395cd6a83f07a99b800908353ff9af6->block_footer(Array, Array) (Line: 182) Twig\Template->displayBlock('footer', Array, Array) (Line: 117) __TwigTemplate_f395cd6a83f07a99b800908353ff9af6->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('themes/custom/mycustom_barrio/templates/page.html.twig', Array) (Line: 384) Drupal\Core\Theme\ThemeManager->render('page', Array) (Line: 422) Drupal\Core\Render\Renderer->doRender(Array, ) (Line: 201) Drupal\Core\Render\Renderer->render(Array) (Line: 479) Drupal\Core\Template\TwigExtension->escapeFilter(Object, Array, 'html', NULL, 1) (Line: 84) __TwigTemplate_ee6dfcfa53bb177a6efb05a8fbde0e6c->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('themes/contrib/bootstrap_barrio/templates/layout/html.html.twig', Array) (Line: 384) Drupal\Core\Theme\ThemeManager->render('html', Array) (Line: 422) Drupal\Core\Render\Renderer->doRender(Array, ) (Line: 201) Drupal\Core\Render\Renderer->render(Array) (Line: 162) Drupal\Core\Render\MainContent\HtmlRenderer->Drupal\Core\Render\MainContent\{closure}() (Line: 564) Drupal\Core\Render\Renderer->executeInRenderContext(Object, Object) (Line: 163) 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: 163) 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)