A PHP Error was encountered

Severity: Notice

Message: Undefined index: last_update

Filename: libraries/Online_users.php

Line Number: 21

Backtrace:

File: /home/bakumsby/public_html/application/libraries/Online_users.php
Line: 21
Function: _error_handler

File: /home/bakumsby/public_html/application/core/MY_Controller.php
Line: 14
Function: __construct

File: /home/bakumsby/public_html/application/controllers/Homepage.php
Line: 10
Function: __construct

File: /home/bakumsby/public_html/index.php
Line: 323
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/bakumsby/public_html/system/core/Exceptions.php:271)

Filename: helpers/url_helper.php

Line Number: 564

Backtrace:

File: /home/bakumsby/public_html/application/core/MY_Controller.php
Line: 108
Function: redirect

File: /home/bakumsby/public_html/application/controllers/Homepage.php
Line: 55
Function: go

File: /home/bakumsby/public_html/application/core/MY_Controller.php
Line: 59
Function: profile_show

File: /home/bakumsby/public_html/index.php
Line: 323
Function: require_once