The website encountered an unexpected error. Please try again later.Drupal\Core\Database\IntegrityConstraintViolationException: SQLSTATE[23000]: Integrity constraint violation: 1048 Column 'id' cannot be null: INSERT INTO {menu_tree} (id, menu_name) VALUES (:db_insert_placeholder_0, :db_insert_placeholder_1); Array ( [:db_insert_placeholder_0] => [:db_insert_placeholder_1] => ) in Drupal\Core\Database\Connection->handleQueryException() (line 698 of core/lib/Drupal/Core/Database/Connection.php).
Drupal\Core\Database\Statement->execute(Array, Array) (Line: 640) Drupal\Core\Database\Connection->query('INSERT INTO {menu_tree} (id, menu_name) VALUES (:db_insert_placeholder_0, :db_insert_placeholder_1)', Array, Array) (Line: 357) Drupal\Core\Database\Driver\mysql\Connection->query('INSERT INTO {menu_tree} (id, menu_name) VALUES (:db_insert_placeholder_0, :db_insert_placeholder_1)', Array, Array) (Line: 32) Drupal\Core\Database\Driver\mysql\Insert->execute() (Line: 320) Drupal\Core\Menu\MenuTreeStorage->doSave(Array) (Line: 833) Drupal\Core\Menu\MenuTreeStorage->saveRecursive('menu_link_content:2d071522-03bb-4066-9c38-2953e4064f7b', Array, Array) (Line: 42) Drupal\menu_token\Service\MenuTokenTreeStorage->rebuildNonDestructive(Array) (Line: 25) Drupal\menu_token\Service\MenuTokenMenuLinkManager->rebuildMenuToken(Array) (Line: 114) Drupal\menu_token\Service\MenuTokenContextManager->replaceContextualLinks() (Line: 41) Drupal\menu_token\EventSubscriber\MenuTokenSubscriber->onController(Object, 'kernel.controller', Object) call_user_func(Array, Object, 'kernel.controller', Object) (Line: 111) Drupal\Component\EventDispatcher\ContainerAwareEventDispatcher->dispatch('kernel.controller', Object) (Line: 139) Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object, 2) (Line: 68) Symfony\Component\HttpKernel\HttpKernel->handle(Object, 2, 1) (Line: 57) Drupal\Core\StackMiddleware\Session->handle(Object, 2, 1) (Line: 47) Drupal\Core\StackMiddleware\KernelPreHandle->handle(Object, 2, 1) (Line: 106) Drupal\page_cache\StackMiddleware\PageCache->pass(Object, 2, 1) (Line: 85) Drupal\page_cache\StackMiddleware\PageCache->handle(Object, 2, 1) (Line: 47) Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object, 2, 1) (Line: 52) Drupal\Core\StackMiddleware\NegotiationMiddleware->handle(Object, 2, 1) (Line: 23) Stack\StackedHttpKernel->handle(Object, 2) (Line: 166) Drupal\Core\EventSubscriber\DefaultExceptionHtmlSubscriber->makeSubrequest(Object, '/system/404', 404) (Line: 122) Drupal\Core\EventSubscriber\DefaultExceptionHtmlSubscriber->on404(Object) (Line: 109) Drupal\Core\EventSubscriber\HttpExceptionSubscriberBase->onException(Object, 'kernel.exception', Object) call_user_func(Array, Object, 'kernel.exception', Object) (Line: 111) Drupal\Component\EventDispatcher\ContainerAwareEventDispatcher->dispatch('kernel.exception', Object) (Line: 227) Symfony\Component\HttpKernel\HttpKernel->handleException(Object, Object, 1) (Line: 79) 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)