A PHP Error was encountered

Severity: Notice

Message: Undefined offset: 0

Filename: student/iframe_view.php

Line Number: 2

Backtrace:

File: /var/www/beta.etobe.mx/public_html/application/views/app/pdf/student/iframe_view.php
Line: 2
Function: _error_handler

File: /var/www/beta.etobe.mx/public_html/application/views/app/app_body_view.php
Line: 39
Function: view

File: /var/www/beta.etobe.mx/public_html/application/controllers/app/Student_pdf.php
Line: 86
Function: view

File: /var/www/beta.etobe.mx/public_html/index.php
Line: 292
Function: require_once