I hear they’re doing away with Chicken. Not sure if that’s true, but Blender 2.5 has a very nice dae exporter and dae2egg works great.
Are you using the latest buildbot install or the old stable?
[url]dae2egg Assertion Failed]
Is this topic relevant to you?
I was having issues with blender 2.5, then I upgraded to the latest dae2egg, now everything works great.