Error message
Warning: usort() expects exactly 2 parameters, 0 given in Drupal\daanoptiek\Plugin\Block\Navigation->build() (line 95 of profiles/daanoptiek/src/Plugin/Block/Navigation.php).Drupal\daanoptiek\Plugin\Block\Navigation->build() (Line: 171) Drupal\block\BlockViewBuilder::preRender(Array) call_user_func_array(Array, Array) (Line: 100) 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. Support for this callback implementation is deprecated in 8.8.0 and will be removed in Drupal 9.0.0. See https://www.drupal.org/node/2966725', 'silenced_deprecation', 'Drupal\Core\Render\Element\RenderCallbackInterface') (Line: 781) Drupal\Core\Render\Renderer->doCallback('#pre_render', Array, Array) (Line: 372) Drupal\Core\Render\Renderer->doRender(Array, ) (Line: 200) Drupal\Core\Render\Renderer->render(Array) (Line: 601) Drupal\Core\Template\TwigExtension->renderVar(Array) (Line: 64) __TwigTemplate_a3291e0c7c283c1a827c88f575b380ea06f23c05498d05968bbd3ce9427e8d3f->doDisplay(Array, Array) (Line: 453) Twig\Template->displayWithErrorHandling(Array, Array) (Line: 420) Twig\Template->display(Array) (Line: 432) Twig\Template->render(Array) (Line: 64) twig_render_template('profiles/daanoptiek/themes/base/templates/page.html.twig', Array) (Line: 384) Drupal\Core\Theme\ThemeManager->render('page', Array) (Line: 431) Drupal\Core\Render\Renderer->doRender(Array, ) (Line: 200) Drupal\Core\Render\Renderer->render(Array) (Line: 501) Drupal\Core\Template\TwigExtension->escapeFilter(Object, Array, 'html', NULL, 1) (Line: 139) __TwigTemplate_d31a116d00a56bbecbe6c1152dff2111587893237096a450fdff6b5cdfef9335->doDisplay(Array, Array) (Line: 453) Twig\Template->displayWithErrorHandling(Array, Array) (Line: 420) Twig\Template->display(Array) (Line: 432) Twig\Template->render(Array) (Line: 64) twig_render_template('profiles/daanoptiek/themes/base/templates/html.html.twig', Array) (Line: 384) Drupal\Core\Theme\ThemeManager->render('html', Array) (Line: 431) Drupal\Core\Render\Renderer->doRender(Array, ) (Line: 200) Drupal\Core\Render\Renderer->render(Array) (Line: 147) Drupal\Core\Render\MainContent\HtmlRenderer->Drupal\Core\Render\MainContent\{closure}() (Line: 573) Drupal\Core\Render\Renderer->executeInRenderContext(Object, Object) (Line: 148) 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: 111) Drupal\Component\EventDispatcher\ContainerAwareEventDispatcher->dispatch('kernel.view', Object) (Line: 156) 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: 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)