A PHP Error was encountered

Severity: 8192

Message: setcookie(): Passing null to parameter #2 ($value) of type string is deprecated

Filename: core/Input.php

Line Number: 450

Backtrace:

File: C:\inetpub\wwwroot\registrasionline\application\controllers\Login.php
Line: 22
Function: set_cookie

File: C:\inetpub\wwwroot\registrasionline\index.php
Line: 315
Function: require_once