A PHP Error was encountered

Severity: Notice

Message: Undefined index: ippisno

Filename: controllers/Login.php

Line Number: 17

Backtrace:

File: /var/www/html/IPPIS/application/controllers/Login.php
Line: 17
Function: _error_handler

File: /var/www/html/IPPIS/application/core/MY_Controller.php
Line: 125
Function: call_user_func_array

File: /var/www/html/IPPIS/index.php
Line: 299
Function: require_once