A PHP Error was encountered

Severity: Notice

Message: Undefined index: data

Filename: controllers/Course.php

Line Number: 327

Backtrace:

File: C:\inetpub\wwwroot\application\controllers\Course.php
Line: 327
Function: _error_handler

File: C:\inetpub\wwwroot\index.php
Line: 316
Function: require_once