Exception: "MySQL server has gone away" @ mysql->query(); in/framework/WbDatabase.php
Array
(
    [0] => Array
        (
            [file] => /home/hausbcb3/www.haus-betty.com/framework/WbDatabase.php
            [line] => 191
            [function] => query
            [class] => mysql
            [type] => ->
            [args] => Array
                (
                    [0] => SELECT DISTINCT `language`, `page_id`, `level`, `parent`, `root_parent`, `page_code`, `link`, `language`, `visibility`, `viewing_groups`,`viewing_users`,`position` FROM `pages` WHERE `level`= '0' AND `root_parent`=`page_id` AND `visibility`!='none' AND `visibility`!='hidden' GROUP BY `language` ORDER BY `position`
                )

        )

    [1] => Array
        (
            [file] => /home/hausbcb3/www.haus-betty.com/framework/WbDatabase.php
            [line] => 181
            [function] => doQuery
            [class] => WbDatabase
            [type] => ->
            [args] => Array
                (
                    [0] => SELECT DISTINCT `language`, `page_id`, `level`, `parent`, `root_parent`, `page_code`, `link`, `language`, `visibility`, `viewing_groups`,`viewing_users`,`position` FROM `pages` WHERE `level`= '0' AND `root_parent`=`page_id` AND `visibility`!='none' AND `visibility`!='hidden' GROUP BY `language` ORDER BY `position`
                )

        )

    [2] => Array
        (
            [file] => /home/hausbcb3/www.haus-betty.com/framework/class.wb.php
            [line] => 108
            [function] => query
            [class] => WbDatabase
            [type] => ->
            [args] => Array
                (
                    [0] => SELECT DISTINCT `language`, `page_id`, `level`, `parent`, `root_parent`, `page_code`, `link`, `language`, `visibility`, `viewing_groups`,`viewing_users`,`position` FROM `pages` WHERE `level`= '0' AND `root_parent`=`page_id` AND `visibility`!='none' AND `visibility`!='hidden' GROUP BY `language` ORDER BY `position`
                )

        )

    [3] => Array
        (
            [file] => /home/hausbcb3/www.haus-betty.com/framework/class.wb.php
            [line] => 129
            [function] => getLanguagesDetailsInUsed
            [class] => wb
            [type] => ->
            [args] => Array
                (
                )

        )

    [4] => Array
        (
            [file] => /home/hausbcb3/www.haus-betty.com/framework/class.frontend.php
            [line] => 83
            [function] => getLanguagesInUsed
            [class] => wb
            [type] => ->
            [args] => Array
                (
                )

        )

    [5] => Array
        (
            [file] => /home/hausbcb3/www.haus-betty.com/index.php
            [line] => 56
            [function] => page_select
            [class] => frontend
            [type] => ->
            [args] => Array
                (
                )

        )

    [6] => Array
        (
            [file] => /home/hausbcb3/www.haus-betty.com/pages/de/home.php
            [line] => 13
            [args] => Array
                (
                    [0] => /home/hausbcb3/www.haus-betty.com/index.php
                )

            [function] => require
        )

)