A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/hipermedmanisa/public_html/application/models/Product_model.php:186)

Filename: core/Common.php

Line Number: 570

Backtrace:

A PHP Error was encountered

Severity: Error

Message: Call to undefined method CI_DB_mysqli_driver::order()

Filename: models/Product_model.php

Line Number: 186

Backtrace: