A PHP Error was encountered

Severity: Notice

Message: Undefined index: amount

Filename: controllers/Payment.php

Line Number: 57

Backtrace:

File: /mnt/bigstorage/noted/application/controllers/Payment.php
Line: 57
Function: _error_handler

File: /mnt/bigstorage/noted/index.php
Line: 315
Function: require_once