Fatal error: Uncaught exception 'RedisException' with message 'read error on connection' in /var/www/rota/app/cache/prod/classes.php:420 Stack trace: #0 /var/www/rota/app/cache/prod/classes.php(420): SessionHandler->read('tajt9vtd8luk7lv...') #1 [internal function]: Symfony\Component\HttpFoundation\Session\Storage\Proxy\SessionHandlerProxy->read('tajt9vtd8luk7lv...') #2 /var/www/rota/app/cache/prod/classes.php(121): session_start() #3 /var/www/rota/app/cache/prod/classes.php(199): Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage->start() #4 /var/www/rota/app/cache/prod/classes.php(495): Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage->getBag('attributes') #5 /var/www/rota/src/Rota/SABBundle/Listeners/SABListener.php(23): Symfony\Component\HttpFoundation\Session\Session->get('kissmetrics:vie...') #6 [internal function]: Rota\SABBundle\Listeners\SABListener->onBeforeControllerAction(Object(Symfony\Component\HttpKernel\Event\FilterControllerEvent), 'kernel.controll...', Object(Symfo in /var/www/rota/app/cache/prod/classes.php on line 420