Array
(
    [type] => 2
    [message] => Undefined variable $isAClass
    [file] => /var/www/html/website/mdl/stock/SaleableItem.class.php
    [line] => 395
)

mysqli_sql_exception Object
(
    [message:protected] => Deadlock found when trying to get lock; try restarting transaction
    [string:Exception:private] => 
    [code:protected] => 1213
    [file:protected] => /var/www/html/website/incl/common.php
    [line:protected] => 236
    [trace:Exception:private] => Array
        (
            [0] => Array
                (
                    [file] => /var/www/html/website/incl/common.php
                    [line] => 236
                    [function] => query
                    [class] => mysqli
                    [type] => ->
                )

            [1] => Array
                (
                    [file] => /var/www/html/website/ctrl/prototype.class.php
                    [line] => 49
                    [function] => {closure}
                    [class] => Closure
                    [type] => ->
                )

            [2] => Array
                (
                    [file] => /var/www/html/website/view/pages/details.php
                    [line] => 231
                    [function] => __call
                    [class] => Prototype
                    [type] => ->
                )

            [3] => Array
                (
                    [file] => /var/www/html/website/view/pages/trailer-tents.php
                    [line] => 12
                    [args] => Array
                        (
                            [0] => /var/www/html/website/view/pages/details.php
                        )

                    [function] => require_once
                )

            [4] => Array
                (
                    [file] => /var/www/html/website/view/pages/products.php
                    [line] => 4
                    [args] => Array
                        (
                            [0] => /var/www/html/website/view/pages/trailer-tents.php
                        )

                    [function] => require_once
                )

            [5] => Array
                (
                    [file] => /var/www/html/website/view/index.php
                    [line] => 6
                    [args] => Array
                        (
                            [0] => /var/www/html/website/view/pages/products.php
                        )

                    [function] => require_once
                )

            [6] => Array
                (
                    [file] => /var/www/html/website/index.php
                    [line] => 83
                    [args] => Array
                        (
                            [0] => /var/www/html/website/view/index.php
                        )

                    [function] => require_once
                )

        )

    [previous:Exception:private] => 
    [sqlstate:protected] => 40001
)