A PHP Error was encountered

Severity: 8192

Message: Unparenthesized `a ? b : c ? d : e` is deprecated. Use either `(a ? b : c) ? d : e` or `a ? b : (c ? d : e)`

Filename: helpers/mlm_helper.php

Line Number: 64

Backtrace:

File: /home/unimart/public_html/application/controllers/website/customer/Login.php
Line: 5
Function: __construct

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