I have a old website that generate its own RSS everytime a new post is created. Everything worked when I was on a server with PHP 4 but now that the host change to PHP 5, I alwa
Not a full answer, but you don't have to parse your own XML. It will hurt performance and reliability.
But definitely make sure it is well-formed. It shouldn't be very hard if you generate it by hand or using general-purpose tools. Or maybe your included HTML ruins it?