A PHP Error was encountered

Severity: Notice

Message: Undefined index: courseid

Filename: controllers/CourseCheckout.php

Line Number: 24

Backtrace:

File: /home/u733452608/domains/nbastro.com/public_html/application/controllers/CourseCheckout.php
Line: 24
Function: _error_handler

File: /home/u733452608/domains/nbastro.com/public_html/index.php
Line: 292
Function: require_once