A PHP Error was encountered

Severity: Notice

Message: Undefined index: user

Filename: views/header.php

Line Number: 298

Backtrace:

File: /home/ex5cd5emhtm3/public_html/application/views/header.php
Line: 298
Function: _error_handler

File: /home/ex5cd5emhtm3/public_html/application/controllers/Welcome.php
Line: 13
Function: view

File: /home/ex5cd5emhtm3/public_html/index.php
Line: 318
Function: require_once