A PHP Error was encountered

Severity: Notice

Message: Undefined index: cognome

Filename: controllers/Landing.php

Line Number: 746

Backtrace:

File: /var/www/html/dona.movimento5stelle.eu/application/controllers/Landing.php
Line: 746
Function: _error_handler

File: /var/www/html/dona.movimento5stelle.eu/index.php
Line: 315
Function: require_once

{"result":"error","return":"Sono stati cancellati i dati inseriti in precedenza!"}