A PHP Error was encountered

Severity: Notice

Message: Trying to get property of non-object

Filename: staff/detail.php

Line Number: 20

Backtrace:

File: /home/pusg5433/public_html/application/views/staff/detail.php
Line: 20
Function: _error_handler

File: /home/pusg5433/public_html/application/controllers/Staff.php
Line: 40
Function: view

File: /home/pusg5433/public_html/index.php
Line: 315
Function: require_once