Fatal error: Uncaught Error: Call to a member function getPlsId() on null in /var/www/html/application/controllers/main.php:42 Stack trace: #0 /var/www/html/system/core/CodeIgniter.php(359): Main->poll('do-you-have-any...') #1 /var/www/html/index.php(208): require_once('/var/www/html/s...') #2 {main} thrown in /var/www/html/application/controllers/main.php on line 42