A PHP Error was encountered

Severity: Notice

Message: Undefined property: CI_DB_mysqli_driver::$db

Filename: mysqli/mysqli_driver.php

Line Number: 220

Backtrace:

File: /home/users/0/polipoli/web/ideru-tool/application/core/MY_Controller.php
Line: 36
Function: library

File: /home/users/0/polipoli/web/ideru-tool/application/controllers/Home.php
Line: 24
Function: __construct

File: /home/users/0/polipoli/web/ideru-tool/httpdocs/index.php
Line: 319
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Trying to get property of non-object

Filename: mysqli/mysqli_driver.php

Line Number: 220

Backtrace:

File: /home/users/0/polipoli/web/ideru-tool/application/core/MY_Controller.php
Line: 36
Function: library

File: /home/users/0/polipoli/web/ideru-tool/application/controllers/Home.php
Line: 24
Function: __construct

File: /home/users/0/polipoli/web/ideru-tool/httpdocs/index.php
Line: 319
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/users/0/polipoli/web/ideru-tool/system/core/Exceptions.php:271)

Filename: core/Common.php

Line Number: 573

Backtrace:

An uncaught Exception was encountered

Type: RuntimeException

Message: Unable to connect to the database.

Filename: /home/users/0/polipoli/web/ideru-tool/system/database/DB_driver.php

Line Number: 433

Backtrace:

File: /home/users/0/polipoli/web/ideru-tool/application/core/MY_Controller.php
Line: 36
Function: library

File: /home/users/0/polipoli/web/ideru-tool/application/controllers/Home.php
Line: 24
Function: __construct

File: /home/users/0/polipoli/web/ideru-tool/httpdocs/index.php
Line: 319
Function: require_once