A PHP Error was encountered

Severity: Notice

Message: Undefined index: idSis_Empresa

Filename: login/form_registrar.php

Line Number: 70

Backtrace:

File: /var/www/html/sistema/application/views/login/form_registrar.php
Line: 70
Function: _error_handler

File: /var/www/html/sistema/application/controllers/Login.php
Line: 895
Function: view

File: /var/www/html/sistema/index.php
Line: 295
Function: require_once