Ошибка 500. Ошибка приложения

В файле: /var/www/webapps/xp/service/Pages.php:476

Трассировка:

#0 /var/www/webapps/xp/controllers/PageController.php(280): Xp\Service\Pages->render(Object(Xp\Models\Pages))
#1 /var/www/library/X1/MVC/Control.php(101): Xp\PageController->show()
#2 /var/www/library/X1/MVC/Control.php(66): X1\MVC\Control->tryAction('show')
#3 /var/www/library/X1/MVC/Controller.php(60): X1\MVC\Control->run(Object(X1\MVC\Request))
#4 /var/www/library/X1/MVC/Dispatcher.php(84): X1\MVC\Controller->run(Object(X1\MVC\Request))
#5 /var/www/library/X1/App/FrontController.php(144): X1\MVC\Dispatcher->dispatch()
#6 /var/www/public/index.php(36): X1\App\FrontController->run()
#7 {main}

Последний sql запрос:

select  "PAGES".*,"$JVERFK"."VER" as "VER","$JVERFK"."CONTENT" as "CONTENT","$JVERFK"."MODIFIED" as "MODIFIED","$JVERFK"."SYS_GUID" as "VERID" from "PAGES"
left join "PAGE_VERSIONS" as "$JVERFK" on ("$JVERFK"."SYS_GUID"="PAGES"."VERFK")  
where 
 mod(coalesce("PAGES"."SYS_STATE",0),2)=0
  and  ("PAGES"."SYS_GUID"= ?)