/// </summary>
/// <param name="sender">The sender</param>
/// <param name="e">The EventArgs object containing the packet data</param>
protected void ImageNotInDatabaseHandler(Object sender, PacketReceivedEventArgs e)
{
ImageNotInDatabasePacket imageNotFoundData = (ImageNotInDatabasePacket)e.getPacket();
TaskInfo task;
if ((task = TryGetTransferValue(imageNotFoundData.ImageID.ID))!=null)
{
// cancel acive request and free up the threadpool slot