A PHP Error was encountered

Severity: Notice

Message: Undefined index: slug

Filename: helpers/common_helper.php

Line Number: 655

Backtrace:

File: /home/finpdf.com/public_html/application/helpers/common_helper.php
Line: 655
Function: _error_handler

File: /home/finpdf.com/public_html/application/views/partials/doc.php
Line: 4
Function: thumb

File: /home/finpdf.com/public_html/application/views/home.php
Line: 21
Function: view

File: /home/finpdf.com/public_html/application/controllers/Home.php
Line: 24
Function: view

File: /home/finpdf.com/public_html/index.php
Line: 323
Function: require_once