DataSet.Append Error (SOLVED) lazarus / 16-Databases ---------------------------------------------------------------------- xinyiman · 2011-06-22 13:54 Because when I try this procedure to insert the record I get the following error? raised exception class 'External: SIGSEGV'. Code: [Select]procedure TExtDBListBox.InserisciRecord(); begin      MyDataSourceOut.DataSet.Append;      MyDataSourceOut.DataSet.FieldByName(MyFieldIn).Value:=MyDataSourc eIn.DataSet.FieldByName(MyFieldIn).Value;      MyDataSourceOut.DataSet.FieldByName(MyFieldList).Value:=MyDataSou rceList.DataSet.FieldByName(MyFieldList).Value;      MyDataSourceOut.DataSet.Post; end; ---------------------------------------------------------------------- xinyiman · 2011-06-22 14:46 I resolved because I was using a DataSource, passing instead a TSQLQuery solve the problem.