private void OnGetAttachmentOperationCompleted(object arg)
{
if ((this.GetAttachmentCompleted != null))
{
System.Web.Services.Protocols.InvokeCompletedEventArgs invokeArgs = ((System.Web.Services.Protocols.InvokeCompletedEventArgs)(arg));
this.GetAttachmentCompleted(this, new GetAttachmentCompletedEventArgs(invokeArgs.Results, invokeArgs.Error, invokeArgs.Cancelled, invokeArgs.UserState));
}
}