A PHP Error was encountered

Severity: Notice

Message: Undefined index:

Filename: views/test.php

Line Number: 153

Backtrace:

File: /var/www/html/application/views/test.php
Line: 153
Function: _error_handler

File: /var/www/html/application/controllers/Test.php
Line: 103
Function: view

File: /var/www/html/index.php
Line: 316
Function: require_once