mySQL Error
trace
Array
(
    [0] => Array
        (
            [file] => /var/www/html/local/classes/gaBase.php
            [line] => 17
            [function] => q
            [class] => gaBase
            [type] => ->
        )

    [1] => Array
        (
            [file] => /var/www/html/local/function.php
            [line] => 37
            [function] => __construct
            [class] => gaBase
            [type] => ->
        )

    [2] => Array
        (
            [file] => /var/www/html/local/classes/Element/gaElement.php
            [line] => 58
            [function] => q
        )

    [3] => Array
        (
            [file] => /var/www/html/local/classes/Element/gaElement.php
            [line] => 29
            [function] => getDetailText
            [class] => Element\gaElement
            [type] => ::
        )

    [4] => Array
        (
            [file] => /var/www/html/local/classes/gaRouter.php
            [line] => 58
            [function] => init
            [class] => Element\gaElement
            [type] => ::
        )

    [5] => Array
        (
            [file] => /var/www/html/local/classes/gaRouter.php
            [line] => 94
            [function] => checkRoute
            [class] => gaRouter
            [type] => ->
        )

    [6] => Array
        (
            [file] => /var/www/html/index.php
            [line] => 10
            [function] => __destruct
            [class] => gaRouter
            [type] => ->
        )

)
query
SELECT ID, DETAIL_TEXT FROM b_iblock_element WHERE ID IN ();
error
You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ')' at line 1