A PHP Error was encountered

Severity: Notice

Message: Undefined index: HTTP_USER_AGENT

Filename: models/Data.php

Line Number: 119

Backtrace:

File: /home/soft/domains/al-maktaba.org/application/models/Data.php
Line: 119
Function: _error_handler

File: /home/soft/domains/al-maktaba.org/application/controllers/Home.php
Line: 86
Function: isMobile

File: /home/soft/domains/al-maktaba.org/index.php
Line: 318
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Undefined index: HTTP_USER_AGENT

Filename: models/Data.php

Line Number: 119

Backtrace:

File: /home/soft/domains/al-maktaba.org/application/models/Data.php
Line: 119
Function: _error_handler

File: /home/soft/domains/al-maktaba.org/application/controllers/Home.php
Line: 86
Function: isMobile

File: /home/soft/domains/al-maktaba.org/index.php
Line: 318
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/soft/domains/al-maktaba.org/system/core/Exceptions.php:272)

Filename: controllers/Home.php

Line Number: 92

Backtrace:

File: /home/soft/domains/al-maktaba.org/application/controllers/Home.php
Line: 92
Function: header

File: /home/soft/domains/al-maktaba.org/index.php
Line: 318
Function: require_once