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Drupal\Core\Database\DatabaseExceptionWrapper: SQLSTATE[HY000]: General error: 2006 MySQL server has gone away: SELECT acl_id FROM "acl_user" WHERE uid = :uid; Array ( [uid] => 0 ) in acl_node_grants() (line 360 of modules/contrib/acl/acl.module).
Drupal\Core\Database\StatementWrapper->execute(Array, Array) (Line: 946)
Drupal\Core\Database\Connection->query('SELECT acl_id FROM {acl_user} WHERE uid = :uid', Array) (Line: 360)
acl_node_grants(Object, 'view')
call_user_func_array(Object, Array) (Line: 426)
Drupal\Core\Extension\ModuleHandler->Drupal\Core\Extension\{closure}(Object, 'acl') (Line: 405)
Drupal\Core\Extension\ModuleHandler->invokeAllWith('node_grants', Object) (Line: 433)
Drupal\Core\Extension\ModuleHandler->invokeAll('node_grants', Array) (Line: 873)
node_access_grants('view', Object) (Line: 100)
Drupal\node\NodeGrantDatabaseStorage->access(Object, 'view', Object) (Line: 184)
Drupal\node\NodeAccessControlHandler->checkAccess(Object, 'view', Object) (Line: 105)
Drupal\Core\Entity\EntityAccessControlHandler->access(Object, 'view', Object, 1) (Line: 105)
Drupal\node\NodeAccessControlHandler->access(Object, 'view', Object, 1) (Line: 710)
Drupal\Core\Entity\ContentEntityBase->access('view', Object, 1) (Line: 195)
Drupal\node\Entity\Node->access('view', Object, 1) (Line: 68)
Drupal\Core\Entity\EntityAccessCheck->access(Object, Object, Object)
call_user_func_array(Array, Array) (Line: 160)
Drupal\Core\Access\AccessManager->performCheck('access_check.entity', Object) (Line: 136)
Drupal\Core\Access\AccessManager->check(Object, Object, NULL, 1) (Line: 93)
Drupal\Core\Access\AccessManager->checkNamedRoute('entity.node.canonical', Array, Object, 1) (Line: 210)
Drupal\Core\Menu\DefaultMenuLinkTreeManipulators->menuLinkCheckAccess(Object) (Line: 92)
Drupal\Core\Menu\DefaultMenuLinkTreeManipulators->checkAccess(Array)
call_user_func(Array, Array) (Line: 149)
Drupal\Core\Menu\MenuLinkTree->transform(Array, Array) (Line: 1542)
Drupal\superfish\Plugin\Block\SuperfishBlock->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: 788)
Drupal\Core\Render\Renderer->doCallback('#pre_render', Array, Array) (Line: 374)
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: 98)
__TwigTemplate_0f6e9a2b57af7915cef2431d5f13e820d784ec27e24c3152848e76872873b06f->block_navbar(Array, Array) (Line: 182)
Twig\Template->displayBlock('navbar', Array, Array) (Line: 53)
__TwigTemplate_0f6e9a2b57af7915cef2431d5f13e820d784ec27e24c3152848e76872873b06f->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/templates/system/page.html.twig', Array) (Line: 384)
Drupal\Core\Theme\ThemeManager->render('page', 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: 89)
__TwigTemplate_0f38ec92b8335b49ee42a5976b073a071d03d3a9b1aa88253b3c52e270df94bd->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/mybulova/templates/html.html.twig', Array) (Line: 384)
Drupal\Core\Theme\ThemeManager->render('html', Array) (Line: 433)
Drupal\Core\Render\Renderer->doRender(Array, ) (Line: 204)
Drupal\Core\Render\Renderer->render(Array) (Line: 162)
Drupal\Core\Render\MainContent\HtmlRenderer->Drupal\Core\Render\MainContent\{closure}() (Line: 580)
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: 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: 50)
Drupal\ban\BanMiddleware->handle(Object, 1, 1) (Line: 48)
Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object, 1, 1) (Line: 177)
Drupal\cloudflare\CloudFlareMiddleware->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)