A PHP Error was encountered

Severity: Notice

Message: Undefined index: seccion_disciplinas

Filename: views/header-nv.php

Line Number: 107

Backtrace:

File: /home9/visualart/public_html/application/views/header-nv.php
Line: 107
Function: _error_handler

File: /home9/visualart/public_html/application/controllers/Artistas.php
Line: 173
Function: view

File: /home9/visualart/public_html/index.php
Line: 315
Function: require_once