Hi, to  one and all,please help me i am generating excel report using below code
StringBuilder sb = new StringBuilder();
            sb.Append("");
            sb.Append("");
------


// getting data from dataset and append using string builder.
-----
sb.Append("
");
            System.IO.StringWriter oStringWriter = new System.IO.StringWriter();
            oStringWriter.Write(sb.ToString());
            System.Web.UI.HtmlTextWriter oHtmlTextWriter = new System.Web.UI.HtmlTextWriter(oStringWriter);
            Repeater rt = new Repeater();
            rt.RenderControl(oHtmlTextWriter);
            Response.Write(oStringWriter.ToString());
            Response.End();

this code is working in windows butin mac system excel is genated with data fine but the image is not displayed it getting below error msg is attached here.

i am given virtuval path in ConfigurationManager.AppSettings["ExcelReportsImage"] . plese help me. thi s the only problem in mac system ms office excel report.