An uncaught Exception was encountered

Type: ArgumentCountError

Message: Too few arguments to function Expert::article(), 0 passed in /www/wwwroot/zhanwang.tnvk.com/system/core/CodeIgniter.php on line 539 and exactly 1 expected

Filename: /www/wwwroot/zhanwang.tnvk.com/application/controllers/Expert.php

Line Number: 174