店铺上传标志出现下面的错误，怎么处理

】Warning: getimagesize(D:/phpStudy/WWW/data/upload/shop/store/) [function.getimagesize]: failed to open stream: No such file or directory in D:\phpStudy\WWW\core\framework\function\thumb.php on line 6

Warning: getimagesize(D:/phpStudy/WWW/data/upload/shop/store/) [function.getimagesize]: failed to open stream: No such file or directory in D:\phpStudy\WWW\core\framework\function\thumb.php on line 12
程序版本：V3B11相关代码段；
defined('InShoWT') or exit('Access Invalid!');

function get_height($image) {
        $size = getimagesize($image);
        $height = $size[1];
        return $height;
}

function get_width($image) {
        $size = getimagesize($image);
        $width = $size[0];
        return $width;
}