I have the latest Java Runtime Environment installed but this error always comes up when I'm trying to export my writer document to html/xhtml.

When I open Tools -> Options -> Java, I didn't find any JRE which is supposed to be detected by OpenOffice.org. I tried to figure out whats missing with my OpenOffice.org and after installing openoffice.org-writer2latex, I finally get OpenOffice.org export to html/xhtml working.
To fix this problem just open Applications -> Accessories -> Terminal and type:  full story »