A PHP Error was encountered

Severity: 8192

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

Filename: orders/medicines.php

Line Number: 1361

Backtrace:

File: /var/www/dev.sushainclinic.com/public_html/application/views/website/orders/medicines.php
Line: 1361
Function: strtolower

File: /var/www/dev.sushainclinic.com/public_html/application/controllers/Order.php
Line: 2338
Function: view

File: /var/www/dev.sushainclinic.com/public_html/index.php
Line: 316
Function: require_once