ASP.NET

public void BindControl<T>(T control, SqlCommand sql) where T : System.Web.UI.WebControls.BaseDataBoundControl
{
    cmd = sql;
    cn.Open();
    SqlDataReader dr = cmd.ExecuteReader();
    if (dr.HasRows)
    {
        control.DataSource = dr;
        control.DataBind();
    }
    dr.Close();
    cn.Close();
}

Bitmap bmp          = new Bitmap(60, 30);

// code that renders objects on the bitmap

MemoryStream ms = new MemoryStream();
bmp.Save(ms,System.Drawing.Imaging.ImageFormat.Gif);

Byte[] buffer = new Byte[ms.Length];
ms.Read(buffer, 0, (int)(ms.Length));

Response.ContentType = "image/jpeg";
Response.BinaryWrite(buffer);

bmp.Dispose();
g.Dispose();

    string url = // create the desired url string
    WebClient client = new WebClient();
    client.OpenReadCompleted += new OpenReadCompletedEventHandler(client_OpenReadCompleted);
    client.OpenReadAsync(new Uri(url));

<br /><br />

void client_OpenReadCompleted(object sender, OpenReadCompletedEventArgs e)
{
    BitmapImage bi = new BitmapImage();

    bi.SetSource(e.Result);  <---- crashes here with a "catastrophic failure"

    Image image = new Image();
    image.Source = bi;
    e.Result.Close();
    e.Result.Dispose();
    this.testImage.Child = image;
}

{System.Exception: Catastrophic failure (Exception from HRESULT: 0x8000FFFF (E_UNEXPECTED))<br />
   at MS.Internal.XcpImports.CheckHResult(UInt32 hr)<br />
   at MS.Internal.XcpImports.BitmapSource_SetSource(BitmapSource bitmapSource, CValue& byteStream)<br />
   at System.Windows.Media.Imaging.BitmapSource.SetSourceInternal(Stream streamSource)<br />
   at System.Windows.Media.Imaging.BitmapImage.SetSourceInternal(Stream streamSource)<br />
   at System.Windows.Media.Imaging.BitmapSource.SetSource(Stream streamSource)<br />
   at SLTestApp2.Home.client_OpenReadCompleted(Object sender, OpenReadCompletedEventArgs e)}