A PHP Error was encountered

Severity: Notice

Message: Trying to access array offset on value of type null

Filename: models/Category_Model.php

Line Number: 38

Backtrace:

File: /var/www/vhosts/hidrojenperoksit.com.tr/httpdocs/application/models/Category_Model.php
Line: 38
Function: _error_handler

File: /var/www/vhosts/hidrojenperoksit.com.tr/httpdocs/application/controllers/Category.php
Line: 15
Function: Get

File: /var/www/vhosts/hidrojenperoksit.com.tr/httpdocs/index.php
Line: 262
Function: require_once