Haarbal said:because then a lot of people start complaining that the mod doesn't work, that FFH doesn't work anymore, so on and so on
You could always upload it and send Llamas a PM telling him where to find it. I've never seen anything like this. Did you post on the main C&C forum?
edit : I see you posted on the C&C. Since I use XML marker I never get a mismatched < or />. As L'Ankou stated that might very well be what has you.