нет звука во флеше в firefox

вот что выдаёт:


glenon@linux-q567:~> firefox www.youtube.com/watch?v=WbaWdyDipcw
which: no wxdfast in (/opt/kde3/bin:/home/glenon/bin:/usr/local/bin:/usr/bin:/bin:/usr/bin/X11:/usr/
X11R6/bin:/usr/games:/usr/lib/jvm/jre/bin:/usr/lib/mit/bin:/usr/lib/mit/sbin:/us
r/lib/qt3/bin)
which: no gwget in (/opt/kde3/bin:/home/glenon/bin:/usr/local/bin:/usr/bin:/bin:/usr/bin/X11:/usr/
X11R6/bin:/usr/games:/usr/lib/jvm/jre/bin:/usr/lib/mit/bin:/usr/lib/mit/sbin:/us
r/lib/qt3/bin)
which: no d4x in (/opt/kde3/bin:/home/glenon/bin:/usr/local/bin:/usr/bin:/bin:/usr/bin/X11:/usr/
X11R6/bin:/usr/games:/usr/lib/jvm/jre/bin:/usr/lib/mit/bin:/usr/lib/mit/sbin:/us
r/lib/qt3/bin)
which: no nt in (/opt/kde3/bin:/home/glenon/bin:/usr/local/bin:/usr/bin:/bin:/usr/bin/X11:/usr/
X11R6/bin:/usr/games:/usr/lib/jvm/jre/bin:/usr/lib/mit/bin:/usr/lib/mit/sbin:/us
r/lib/qt3/bin)
which: no aria in (/opt/kde3/bin:/home/glenon/bin:/usr/local/bin:/usr/bin:/bin:/usr/bin/X11:/usr/
X11R6/bin:/usr/games:/usr/lib/jvm/jre/bin:/usr/lib/mit/bin:/usr/lib/mit/sbin:/us
r/lib/qt3/bin)
which: no soundwrapper in (/opt/kde3/bin:/home/glenon/bin:/usr/local/bin:/usr/bin:/bin:/usr/bin/X11:/usr/
X11R6/bin:/usr/games:/usr/lib/jvm/jre/bin:/usr/lib/mit/bin:/usr/lib/mit/sbin:/us
r/lib/qt3/bin)
which: no soundwrapper in (/opt/kde3/bin:/home/glenon/bin:/usr/local/bin:/usr/bin:/bin:/usr/bin/X11:/usr/
X11R6/bin:/usr/games:/usr/lib/jvm/jre/bin:/usr/lib/mit/bin:/usr/lib/mit/sbin:/us
r/lib/qt3/bin)
Flash Player: Warning: environment variable G_FILENAME_ENCODING is set and is not UTF-8
^C
glenon@linux-q567:~> echo $G_FILENAME_ENCODING
@locale,UTF-8,ISO-8859-15,CP1252