A PHP Error was encountered

Severity: 8192

Message: strlen(): Passing null to parameter #1 ($string) of type string is deprecated

Filename: models/Prods.php

Line Number: 272

Backtrace:

File: C:\www\pagonykozert\application\models\Prods.php
Line: 272
Function: _error_handler

File: C:\www\pagonykozert\application\models\Prods.php
Line: 571
Function: get_products

File: C:\www\pagonykozert\application\controllers\Products.php
Line: 305
Function: get_similar_products

File: C:\www\pagonykozert\public\index.php
Line: 297
Function: require_once