A PHP Error was encountered

Severity: Notice

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

Filename: views/med-cart.php

Line Number: 23

Backtrace:

File: D:\INETPUB\VHOSTS\brbn.co.in\arogyalok.com\application\views\med-cart.php
Line: 23
Function: _error_handler

File: D:\INETPUB\VHOSTS\brbn.co.in\arogyalok.com\application\controllers\Medicine.php
Line: 124
Function: view

File: D:\INETPUB\VHOSTS\brbn.co.in\arogyalok.com\index.php
Line: 315
Function: require_once