A PHP Error was encountered

Severity: Warning

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

Filename: registrasikelas/detailkelas2.php

Line Number: 126

Backtrace:

File: /home/sevenclass/html/application/views/app/registrasikelas/detailkelas2.php
Line: 126
Function: _error_handler

File: /home/sevenclass/html/application/controllers/app/Registrasikelas.php
Line: 1398
Function: view

File: /home/sevenclass/html/index.php
Line: 325
Function: require_once