Icinga director fresh installation no working

Thanks for your help, i am new using icinga. I have to try to deploy the Director but it is not working. It is displaying the following info:

Undefined property: Icinga\Module\Director\Controllers\IndexController::$window


#0 /usr/share/icingaweb2/modules/director/library/Director/Web/Controller/ActionController.php(78): Icinga\Application\ApplicationBootstrap->Icinga\Application{closure}(8, ‘Undefined prope…’, ‘/usr/share/icin…’, 78, Array)
#1 /usr/share/icingaweb2/modules/director/library/Director/Web/Controller/Extension/DirectorDb.php(130): Icinga\Module\Director\Web\Controller\ActionController->Window()
#2 /usr/share/icingaweb2/modules/director/library/Director/Web/Controller/Extension/DirectorDb.php(49): Icinga\Module\Director\Web\Controller\ActionController->getWindowSessionValue(‘db_resource’)
#3 /usr/share/icingaweb2/modules/director/library/Director/Web/Controller/Extension/DirectorDb.php(19): Icinga\Module\Director\Web\Controller\ActionController->getPreferredDbResourceName()
#4 /usr/share/icingaweb2/modules/director/library/Director/Web/Controller/Extension/DirectorDb.php(144): Icinga\Module\Director\Web\Controller\ActionController->getDbResourceName()
#5 /usr/share/icingaweb2/modules/director/application/controllers/IndexController.php(19): Icinga\Module\Director\Web\Controller\ActionController->db()
#6 /usr/share/icingaweb2/library/vendor/Zend/Controller/Action.php(507): Icinga\Module\Director\Controllers\IndexController->indexAction()
#7 /usr/share/php/Icinga/Web/Controller/Dispatcher.php(76): Zend_Controller_Action->dispatch(‘indexAction’)
#8 /usr/share/icingaweb2/library/vendor/Zend/Controller/Front.php(937): Icinga\Web\Controller\Dispatcher->dispatch(Object(Icinga\Web\Request), Object(Icinga\Web\Response))
#9 /usr/share/php/Icinga/Application/Web.php(389): Zend_Controller_Front->dispatch(Object(Icinga\Web\Request), Object(Icinga\Web\Response))
#10 /usr/share/php/Icinga/Application/webrouter.php(109): Icinga\Application\Web->dispatch()
#11 /usr/share/icingaweb2/public/index.php(4): require_once(’/usr/share/php/…’)
#12 {main}

Did this part get cut off? I think you may be missing a property value somewhere in your configuration. In your logs, it may show the complete error, and I could see what value isnt set. I think this may be your issue.