A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/kmik4313/public_html/application/models/Kategori_m.php:1)

Filename: Session/Session_driver.php

Line Number: 163

Backtrace:

File: /home/kmik4313/public_html/application/controllers/Auth.php
Line: 21
Function: sess_destroy

File: /home/kmik4313/public_html/index.php
Line: 315
Function: require_once