A PHP Error was encountered

Severity: Notice

Message: Trying to get property of non-object

Filename: views/cal_electricity.php

Line Number: 3

Backtrace:

File: /home/amenaair/domains/amena-air.com/private_html/application/views/cal_electricity.php
Line: 3
Function: _error_handler

File: /home/amenaair/domains/amena-air.com/private_html/application/controllers/Cal_electricity.php
Line: 14
Function: view

File: /home/amenaair/domains/amena-air.com/private_html/index.php
Line: 315
Function: require_once