Fatal error: Uncaught ArgumentCountError: Too few arguments to function Facebook::Facebook(), 0 passed in /var/www/public/system/libraries/Model.php on line 44 and exactly 1 expected in /var/www/public/application/packages/facebook/models/facebook.php:8 Stack trace: #0 /var/www/public/system/libraries/Model.php(44): Facebook->Facebook() #1 [internal function]: Model->__construct(Array) #2 /var/www/public/application/libraries/Loader.php(363): ReflectionClass->newInstanceArgs(Array) #3 /var/www/public/application/packages/facebook/controllers/app.php(18): CI_Loader->model('Facebook', 'Facebook', false, false, Array) #4 /var/www/public/system/codeigniter/CodeIgniter.php(236): App->login_process() #5 /var/www/public/index.php(112): require_once('/var/www/public...') #6 {main} thrown in /var/www/public/application/packages/facebook/models/facebook.php on line 8