[PLUG] Mail loops back to myself postfix...

I've added localhost.$mydomain and mail.$mydomain to mydestination. Why does this error pop up and what is the best way to address this? ___ PLUG mailing list PLUG@pdxlinux.org http://lists.pdxlinux.org/mailman/listinfo/plug

[PLUG] Mail loops back to myself postfix...

Any thoughts on how to stop postfix from appending @localhost? ___ PLUG mailing list PLUG@pdxlinux.org http://lists.pdxlinux.org/mailman/listinfo/plug