FOP Frequently Asked Questions $Id$ Contributed by Fotis Jannidis 1. Running FOP I get the following messages or something similar: "WARNING: Unknown formatting object http://www.w3.org/XSL/Format/1.0^root" and then a FATAL Error "Root element must be root, not default FO". A.: Make sure that you have specified as the namespace for fo the following string: "http://www.w3.org/1999/XSL/Format" It is analogous to the xslt namespace "http://www.w3.org/1999/XSL/Transform"