A PHP Error was encountered

Severity: Notice

Message: Trying to get property of non-object

Filename: controllers/Item.php

Line Number: 23

Backtrace:

File: /home/learnic/public_html/application/modules/item/controllers/Item.php
Line: 23
Function: _error_handler

File: /home/learnic/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/learnic/public_html/system/core/Exceptions.php:272)

Filename: helpers/url_helper.php

Line Number: 564

Backtrace:

File: /home/learnic/public_html/application/modules/item/controllers/Item.php
Line: 27
Function: redirect

File: /home/learnic/public_html/index.php
Line: 315
Function: require_once