A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/bagheri/public_html/application/models/Cp_Model.php:1)

Filename: helpers/url_helper.php

Line Number: 561

Backtrace:

File: /home/bagheri/public_html/application/libraries/Impconf.php
Line: 174
Function: redirect

File: /home/bagheri/public_html/application/controllers/Cp.php
Line: 768
Function: chek_allowation

File: /home/bagheri/public_html/index.php
Line: 316
Function: require_once