string P_str_imagePath = Application.StartupPath.Substring(0, Application.StartupPath.Substring(0,
                Application.StartupPath.LastIndexOf("\\")).LastIndexOf("\\"));
            P_str_imagePath += @"\image\Image\" + DateTime.Now.ToString("yyyyMMddhhmss") + ".jpg";
            objbitmap.Save(P_str_imagePath, ImageFormat.Jpeg);
运行时总提示找不到图片。