A PHP Error was encountered

Severity: Warning

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

Filename: mysqli/mysqli_driver.php

Line Number: 128

Backtrace:

File: /home/asth3486/public_html/mpos.astendo.co.id/application/controllers/KTPDigital.php
Line: 9
Function: database

File: /home/asth3486/public_html/mpos.astendo.co.id/index.php
Line: 315
Function: require_once