public bool UpdateField(
            int TestSetId,
            string FieldName,
            string Value)
        {
            bool returnValue = false;

            try
            {
                if (!Connect(ServerUrl, Username, Password, Domain, Project))
                {
                    Disconnect();
                    return(false);
                }

                TestSetFactory tsFact = tdc.TestSetFactory;

                TestSet tset = tsFact[TestSetId];

                tset[FieldName] = Value;
                tset.Post();
                returnValue = true;
            }
            catch (COMException ce) { rr.AddErrorLine(HandleException(ce)); }
            finally
            {
                Disconnect();
            }

            return(returnValue);
        }