A PHP Error was encountered

Severity: Warning

Message: Attempt to read property "name" on null

Filename: resource/categorywise.php

Line Number: 6

Backtrace:

File: C:\Apache24\htdocs\application\views\resource\categorywise.php
Line: 6
Function: _error_handler

File: C:\Apache24\htdocs\application\controllers\Resource.php
Line: 87
Function: view

File: C:\Apache24\htdocs\index.php
Line: 315
Function: require_once