An uncaught Exception was encountered

Type: ArgumentCountError

Message: Too few arguments to function Guest_controller::exam(), 0 passed in /home/kr7rd5fedybp/public_html/dceiindia/system/core/CodeIgniter.php on line 532 and exactly 1 expected

Filename: /home/kr7rd5fedybp/public_html/dceiindia/application/controllers/Guest_controller.php

Line Number: 158

Backtrace:

File: /home/kr7rd5fedybp/public_html/dceiindia/index.php
Line: 316
Function: require_once