A PHP Error was encountered

Severity: Notice

Message: Trying to get property 'a_id' of non-object

Filename: controllers/Paging.php

Line Number: 114

Backtrace:

File: /home/c3edit5/public_html/application/modules/web/controllers/Paging.php
Line: 114
Function: _error_handler

File: /home/c3edit5/public_html/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/c3edit5/public_html/system/core/Exceptions.php:271)

Filename: core/Common.php

Line Number: 567

Backtrace:

An uncaught Exception was encountered

Type: Error

Message: Call to a member function result() on bool

Filename: /home/c3edit5/public_html/application/modules/web/models/Web_Model.php

Line Number: 178

Backtrace:

File: /home/c3edit5/public_html/application/modules/web/controllers/Paging.php
Line: 114
Function: related_book

File: /home/c3edit5/public_html/index.php
Line: 318
Function: require_once