A PHP Error was encountered

Severity: 8192

Message: filter_var(): Passing null to parameter #3 ($options) of type array|int is deprecated

Filename: core/Input.php

Line Number: 572

Backtrace:

File: /home/ihwefemh/sd/test/application/controllers/Pages.php
Line: 15
Function: ip_address

File: /home/ihwefemh/sd/test/index.php
Line: 315
Function: require_once