On Wed, Feb 19, 2003 at 11:48:10AM +0900, reavey wrote: > Thank you for your help. To define the problem better I broke the > problem down by > restarting only the essentials. > I found that by doing a > class SongList < Song > the append method error went away. This doesn't make a lot of sense :) A SongList is not a Song, but _contains_ references to songs. As for your problem, check if your code corresponds to the one you posted; it should work. -- _ _ | |__ __ _| |_ ___ _ __ ___ __ _ _ __ | '_ \ / _` | __/ __| '_ ` _ \ / _` | '_ \ | |_) | (_| | |_\__ \ | | | | | (_| | | | | |_.__/ \__,_|\__|___/_| |_| |_|\__,_|_| |_| Running Debian GNU/Linux Sid (unstable) batsman dot geo at yahoo dot com 'Ooohh.. "FreeBSD is faster over loopback, when compared to Linux over the wire". Film at 11.' -- Linus Torvalds