A PHP Error was encountered

Severity: Warning

Message: Attempt to read property "id" on null

Filename: lottery/header.php

Line Number: 77

Backtrace:

File: /home/datapen3/coba/application/views/lottery/header.php
Line: 77
Function: _error_handler

File: /home/datapen3/coba/application/views/lottery/template.php
Line: 60
Function: include

File: /home/datapen3/coba/application/libraries/Template.php
Line: 17
Function: view

File: /home/datapen3/coba/application/controllers/Main.php
Line: 28
Function: load

File: /home/datapen3/coba/index.php
Line: 315
Function: require_once