DataSift\Storyplayer\SystemsUnderTestLib\E4xx_E4xx_SystemUnderTestRoleNameMustBeString::__construct PHP Метод

    public function __construct($filename, $index)
    {
        $msg = "Config file '{$filename}': 'roles[{$index}].role' must be a string";
        parent::__construct(400, $msg, $msg);
    }