SQLSTATE[HY000] [1045] Access denied for user 'root'@'localhost' (using password: NO)

An error occurred in script '/home/afafinzacademy/public_html/snapshot.inzacademy.com/system/libraries/Session.class.php' on line 38:
Cannot modify header information - headers already sent by (output started at /home/afafinzacademy/public_html/snapshot.inzacademy.com/system/include/function.inc.php:154)
Array
(
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                    [2] => /home/afafinzacademy/public_html/snapshot.inzacademy.com/system/libraries/Session.class.php
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                )

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            [type] => ->
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                (
                )

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            [line] => 9
            [args] => Array
                (
                    [0] => /home/afafinzacademy/public_html/snapshot.inzacademy.com/system/include/init.inc.php
                )

            [function] => require_once
        )

)

An error occurred in script '/home/afafinzacademy/public_html/snapshot.inzacademy.com/system/include/init.inc.php' on line 22:
Undefined variable $dbc
Array
(
    [0] => Array
        (
            [file] => /home/afafinzacademy/public_html/snapshot.inzacademy.com/system/include/init.inc.php
            [line] => 22
            [function] => custom_error_handler
            [args] => Array
                (
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                    [3] => 22
                )

        )

    [1] => Array
        (
            [file] => /home/afafinzacademy/public_html/snapshot.inzacademy.com/index.php
            [line] => 9
            [args] => Array
                (
                    [0] => /home/afafinzacademy/public_html/snapshot.inzacademy.com/system/include/init.inc.php
                )

            [function] => require_once
        )

)

An error occurred in script '/home/afafinzacademy/public_html/snapshot.inzacademy.com/system/include/function.inc.php' on line 235:
Cannot modify header information - headers already sent by (output started at /home/afafinzacademy/public_html/snapshot.inzacademy.com/system/include/function.inc.php:154)
Array
(
    [0] => Array
        (
            [function] => custom_error_handler
            [args] => Array
                (
                    [0] => 2
                    [1] => Cannot modify header information - headers already sent by (output started at /home/afafinzacademy/public_html/snapshot.inzacademy.com/system/include/function.inc.php:154)
                    [2] => /home/afafinzacademy/public_html/snapshot.inzacademy.com/system/include/function.inc.php
                    [3] => 235
                )

        )

    [1] => Array
        (
            [file] => /home/afafinzacademy/public_html/snapshot.inzacademy.com/system/include/function.inc.php
            [line] => 235
            [function] => header
            [args] => Array
                (
                    [0] => Location: https://www.snapshot.inzacademy.com/sitemap.xml/home
                )

        )

    [2] => Array
        (
            [file] => /home/afafinzacademy/public_html/snapshot.inzacademy.com/system/include/router.inc.php
            [line] => 110
            [function] => redirect
            [args] => Array
                (
                    [0] => sitemap.xml/home
                )

        )

    [3] => Array
        (
            [file] => /home/afafinzacademy/public_html/snapshot.inzacademy.com/system/include/init.inc.php
            [line] => 26
            [args] => Array
                (
                    [0] => /home/afafinzacademy/public_html/snapshot.inzacademy.com/system/include/router.inc.php
                )

            [function] => require_once
        )

    [4] => Array
        (
            [file] => /home/afafinzacademy/public_html/snapshot.inzacademy.com/index.php
            [line] => 9
            [args] => Array
                (
                    [0] => /home/afafinzacademy/public_html/snapshot.inzacademy.com/system/include/init.inc.php
                )

            [function] => require_once
        )

)