Hi Paul, I followed your advice, no avail. If I uninstall OO.o2 and install 104 build, it against displays JRE1.5 promptly. When I install OO.o again, only 1.4.2 of RH's gcj version is displayed. I find similar problem being posted at fedoraforum http://forums.fedoraforum.org/showthread.php?t=82974&highlight=java But no answer/solution. Can some RH/FC experts help me (us?). Regards, Rajesh