TempPersion:=Business.Model.Org.OrgSys.OrgSystem.FindPerson(lFlowTask.Executors.PersonID);
if (TempPersion<>nil) then
begin
Query_Mail.CommandText:='SELECT EE_MAIL FROM TPERSON WHERE FID='''+TempPersion.ID+'''';
Query_Mail.Open();
if (Query_Mail.RecordCount=1) then
begin
DataField:=Query_Mail.FieldByName('EE_MAIL');
TempEmail:=DataField.ToString(); // <- 出错
end;
end;