Codeigniter A PHP Error was encountered, Filename: mysqli/mysqli_driver.php

Question

I am using Codeigniter 3.0.0 and have just tested the program live online. The website is www.theloven.com. The problem is like below
I could not fix the error.I need some help on this case
A PHP Error was encountered

Severity: Warning

Message: mysqli::real_connect(): (42000/1203): User ... already has more than 'max_user_connections' active connections

Filename: mysqli/mysqli_driver.php

Line Number: 135

Backtrace:

File: /home/.../public_html/index.php Line: 292 Function: require_once

A PHP Error was encountered

Severity: Warning

Message: session_start(): Cannot send session cache limiter - headers already sent (output started at /home/theloven8/public_html/system/core/Exceptions.php:272)

Filename: Session/Session.php

Line Number: 140

Backtrace:

File: /home/.../public_html/index.php Line: 292 Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/theloven8/public_html/system/core/Exceptions.php:272)

Filename: Session/Session.php

Line Number: 168

Backtrace:

File: /home/.../public_html/index.php Line: 292 Function: require_once

Answer 1

First you have specify local host user name and passwords in config > database.php

1. 'hostname' => 'localhost', 'username' => 'uname', 'password' => 'password', 'database' => 'project', 'dbdriver' => 'mysqli',