An uncaught Exception was encountered

Type: ArgumentCountError

Message: Too few arguments to function Blog::index(), 0 passed in /home/wayam/public_html/system/core/CodeIgniter.php on line 533 and exactly 1 expected

Filename: /home/wayam/public_html/application/controllers/Blog.php

Line Number: 12

Backtrace:

File: /home/wayam/public_html/index.php
Line: 317
Function: require_once