A PHP Error was encountered

Severity: Warning

Message: mysqli_connect(): (HY000/1045): Access denied for user 'root'@'localhost' (using password: NO)

Filename: views/right_panel.php

Line Number: 2

Backtrace:

File: /var/www/vhosts/nccbank.com.bd/httpdocs/career/application/views/right_panel.php
Line: 2
Function: mysqli_connect

File: /var/www/vhosts/nccbank.com.bd/httpdocs/career/application/views/mission_vision.php
Line: 33
Function: view

File: /var/www/vhosts/nccbank.com.bd/httpdocs/career/application/controllers/Mission.php
Line: 7
Function: view

File: /var/www/vhosts/nccbank.com.bd/httpdocs/career/index.php
Line: 315
Function: require_once

Could not connect: