A PHP Error was encountered

Severity: Notice

Message: Trying to access array offset on value of type null

Filename: payment/summary.php

Line Number: 160

Backtrace:

File: /home/stfuinja/public_html/donasi/application/views/payment/summary.php
Line: 160
Function: _error_handler

File: /home/stfuinja/public_html/donasi/application/controllers/Payment.php
Line: 90
Function: view

File: /home/stfuinja/public_html/donasi/index.php
Line: 315
Function: require_once