a:6:{s:5:"%type";s:24:"InvalidArgumentException";s:8:"@message";s:14:"Route required";s:9:"%function";s:33:"Drupal\Core\Url::fromRouteMatch()";s:5:"%file";s:56:"/var/www/yaffs-drupal-8/web/core/lib/Drupal/Core/Url.php";s:5:"%line";i:158;s:17:"@backtrace_string";s:2525:"#0 /var/www/yaffs-drupal-8/web/core/includes/form.inc(807): Drupal\Core\Url::fromRouteMatch(Object(Drupal\Core\Routing\CurrentRouteMatch))
#1 /var/www/yaffs-drupal-8/web/modules/contrib/simple_sitemap/src/Batch/Batch.php(77): batch_process()
#2 /var/www/yaffs-drupal-8/web/modules/contrib/simple_sitemap/src/SitemapGenerator.php(138): Drupal\simple_sitemap\Batch\Batch->start()
#3 /var/www/yaffs-drupal-8/web/modules/contrib/simple_sitemap/src/Simplesitemap.php(202): Drupal\simple_sitemap\SitemapGenerator->startGeneration()
#4 /var/www/yaffs-drupal-8/web/modules/contrib/simple_sitemap/simple_sitemap.module(139): Drupal\simple_sitemap\Simplesitemap->generateSitemap('backend')
#5 [internal function]: simple_sitemap_cron()
#6 /var/www/yaffs-drupal-8/web/core/lib/Drupal/Core/Extension/ModuleHandler.php(391): call_user_func_array('simple_sitemap_...', Array)
#7 /var/www/yaffs-drupal-8/web/core/lib/Drupal/Core/Cron.php(223): Drupal\Core\Extension\ModuleHandler->invoke('simple_sitemap', 'cron')
#8 /var/www/yaffs-drupal-8/web/core/lib/Drupal/Core/Cron.php(122): Drupal\Core\Cron->invokeCronHandlers()
#9 /var/www/yaffs-drupal-8/web/core/lib/Drupal/Core/ProxyClass/Cron.php(75): Drupal\Core\Cron->run()
#10 /var/www/yaffs-drupal-8/web/core/modules/automated_cron/src/EventSubscriber/AutomatedCron.php(65): Drupal\Core\ProxyClass\Cron->run()
#11 /var/www/yaffs-drupal-8/web/core/lib/Drupal/Component/EventDispatcher/ContainerAwareEventDispatcher.php(111): Drupal\automated_cron\EventSubscriber\AutomatedCron->onTerminate(Object(Symfony\Component\HttpKernel\Event\PostResponseEvent), 'kernel.terminat...', Object(Drupal\Component\EventDispatcher\ContainerAwareEventDispatcher))
#12 /var/www/yaffs-drupal-8/vendor/symfony/http-kernel/HttpKernel.php(84): Drupal\Component\EventDispatcher\ContainerAwareEventDispatcher->dispatch('kernel.terminat...', Object(Symfony\Component\HttpKernel\Event\PostResponseEvent))
#13 /var/www/yaffs-drupal-8/vendor/stack/builder/src/Stack/StackedHttpKernel.php(32): Symfony\Component\HttpKernel\HttpKernel->terminate(Object(Symfony\Component\HttpFoundation\Request), Object(Drupal\Core\Render\HtmlResponse))
#14 /var/www/yaffs-drupal-8/web/core/lib/Drupal/Core/DrupalKernel.php(634): Stack\StackedHttpKernel->terminate(Object(Symfony\Component\HttpFoundation\Request), Object(Drupal\Core\Render\HtmlResponse))
#15 /var/www/yaffs-drupal-8/web/index.php(22): Drupal\Core\DrupalKernel->terminate(Object(Symfony\Component\HttpFoundation\Request), Object(Drupal\Core\Render\HtmlResponse))
#16 {main}";}