mengatasi eror php codeignter

https://hayojek.skom.id/

itu linknya databese eror encountered  
Message: mysqli::real_connect(): (HY000/1045): Access denied for user 'u5khepbx_eza'@'localhost' (using password: YES)


Filename: mysqli/mysqli_driver.php



Line Number: 202


Backtrace:


File: /home/u5khepbx/public_html/application/controllers/C_utama.php
Line: 23
Function: __construct


File: /home/u5khepbx/public_html/index.php
Line: 315
Function: require_once


Unable to connect to your database server using the provided settings.


Filename: controllers/C_utama.php


Line Number: 23

Pastikan username dan password sudah sesuai

coba check lagi bagian untuk connect in database nya, kaya nya ada password yang diset untuk menghubungkan nya.