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Error: Call to a member function getColumns() on bool in Drupal\Core\Entity\Query\Sql\Tables->addField() (line 246 of core/lib/Drupal/Core/Entity/Query/Sql/Tables.php). 
Drupal\Core\Entity\Query\Sql\Tables->addField() (Line: 51)
Drupal\Core\Entity\Query\Sql\Condition->compile() (Line: 176)
Drupal\Core\Entity\Query\Sql\Query->compile() (Line: 80)
Drupal\Core\Entity\Query\Sql\Query->execute() (Line: 420)
Drupal\simplenews\Mail\Mailer->updateSendStatus() (Line: 351)
simplenews_cron()
call_user_func_array() (Line: 392)
Drupal\Core\Extension\ModuleHandler->invoke() (Line: 250)
Drupal\Core\Cron->invokeCronHandlers() (Line: 136)
Drupal\Core\Cron->run() (Line: 75)
Drupal\Core\ProxyClass\Cron->run() (Line: 65)
Drupal\automated_cron\EventSubscriber\AutomatedCron->onTerminate()
call_user_func() (Line: 142)
Drupal\Component\EventDispatcher\ContainerAwareEventDispatcher->dispatch() (Line: 100)
Symfony\Component\HttpKernel\HttpKernel->terminate() (Line: 32)
Stack\StackedHttpKernel->terminate() (Line: 686)
Drupal\Core\DrupalKernel->terminate() (Line: 22)