Fatal error: Uncaught Error: Call to a member function getId() on null in /var/www/ulkan/vhost/ulkansayt.uz/protected/modules/yupe/components/WebApplication.php:12 Stack trace: #0 /var/www/ulkan/vhost/ulkansayt.uz/vendor/yiisoft/yii/framework/base/CErrorHandler.php(390): WebApplication->getTheme() #1 /var/www/ulkan/vhost/ulkansayt.uz/vendor/yiisoft/yii/framework/base/CErrorHandler.php(340): CErrorHandler->getViewFile('exception', 501) #2 /var/www/ulkan/vhost/ulkansayt.uz/vendor/yiisoft/yii/framework/base/CErrorHandler.php(375): CErrorHandler->render('exception', Array) #3 /var/www/ulkan/vhost/ulkansayt.uz/vendor/yiisoft/yii/framework/base/CErrorHandler.php(351): CErrorHandler->renderError() #4 /var/www/ulkan/vhost/ulkansayt.uz/vendor/yiisoft/yii/framework/base/CErrorHandler.php(218): CErrorHandler->renderException() #5 /var/www/ulkan/vhost/ulkansayt.uz/vendor/yiisoft/yii/framework/base/CErrorHandler.php(131): CErrorHandler->handleException(Object(CHttpException)) #6 /var/www/ulkan/vhost/ulkansayt.uz/vendor/yiisoft/yii/fra in /var/www/ulkan/vhost/ulkansayt.uz/protected/modules/yupe/components/WebApplication.php on line 12