In eclipse I get an error when I use the "rendered" attribute with ui:fragment. The code works as expected but the page is flaged as an error. Am I missing a tag lib?
I'm using: facelets-1.1.15.b1
Thanks in advance!
Error as seen from Eclipse:

Header:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"
http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="
http://www.w3.org/1999/xhtml"
xmlns:ui="
http://java.sun.com/jsf/facelets"
xmlns:h="
http://java.sun.com/jsf/html"
xmlns:rich="
http://richfaces.ajax4jsf.org/rich"
xmlns:a4j="
http://richfaces.org/a4j"
xmlns:c="
http://java.sun.com/jstl/core"
xmlns:f="
http://java.sun.com/jsf/core" xml:lang="en" lang="en">
<style>
.Cbc {
background-color: #CAE1F8
}
</style>