public DeleteAttachmentResponseType DeleteAttachment([System.Xml.Serialization.XmlElementAttribute("DeleteAttachment", Namespace = "http://schemas.microsoft.com/exchange/services/2006/messages")] DeleteAttachmentType DeleteAttachment1) { object[] results = this.Invoke("DeleteAttachment", new object[] { DeleteAttachment1}); return ((DeleteAttachmentResponseType)(results[0])); }