After update of kde to version 3.5.2, the knemo icon in tray disapeared. I have tried also the latest version of knemo, the problem still exists. I have deleted completely configuration of kde (started with an empty home directory). At first start it was OK, and then after logout, login icon disapeared again.
there is my emerge info Portage 2.1_pre7-r4 (default-linux/amd64/2006.0, gcc-3.4.6, glibc-2.3.5-r2, 2.6.16-gentoo-r1 x86_64) ================================================================= System uname: 2.6.16-gentoo-r1 x86_64 AMD Athlon(tm) 64 X2 Dual Core Processor 4200+ Gentoo Base System version 1.6.14 dev-lang/python: 2.4.2 sys-apps/sandbox: 1.2.12 sys-devel/autoconf: 2.13, 2.59-r7 sys-devel/automake: 1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.6-r1 sys-devel/binutils: 2.16.1 sys-devel/libtool: 1.5.22 virtual/os-headers: 2.6.11-r2 ACCEPT_KEYWORDS="amd64" AUTOCLEAN="yes" CBUILD="x86_64-pc-linux-gnu" CFLAGS="-O2 -march=athlon64 -pipe -ftracer -fomit-frame-pointer -maccumulate-outgoing-args" CHOST="x86_64-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/kde/2/share/config /usr/kde/3.5/env /usr/kde/3.5/share/config /usr/kde/3.5/shutdown /usr/kde/3/share/config /usr/share/X11/xkb /usr/share/config /var/qmail/control" CONFIG_PROTECT_MASK="/etc/eselect/compiler /etc/gconf /etc/splash /etc/terminfo /etc/env.d" CXXFLAGS="-O2 -march=athlon64 -pipe -ftracer -fomit-frame-pointer -maccumulate-outgoing-args" DISTDIR="/usr/portage/distfiles" FEATURES="autoconfig distlocks fixpackages metadata-transfer sandbox sfperms strict" GENTOO_MIRRORS="http://server http://gentoo.prz.rzeszow.pl/gentoo http://ftp.belnet.be/mirror/rsync.gentoo.org/gentoo" LANG="pl_PL.utf8" LC_ALL="pl_PL.utf8" LDFLAGS="-Wl,-O1,--sort-common -s" LINGUAS="pl" MAKEOPTS="-j3 -s" PKGDIR="/home/portage/packages" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="/home/portage/local/portage /home/portage/overlays/gentoo-webapps-overlay/experimental /home/portage/overlays/ebuildexchange /home/portage/overlays/mysiar" SYNC="rsync://rsync.pl.gentoo.org/gentoo-portage" USE="amd64 X aac acpi alsa arts artswrappersuid audiofile avi bitmap-fonts bluetooth browserplugin bzip2 cairo cddb cdparanoia cdr cjk cli crypt ctype cups dba dbus dga dlloader dri dv dvd dvdr dvdread emboss encode expat fastbuild fbcon fbsplash ffmpeg firefox flac foomaticdb force-cgi-redirect fortran ftp gd gif gimp gimpprint glut hal ieee1394 imagemagick imlib input_devices_evdev input_devices_joystick input_devices_keyboard input_devices_mouse input_devices_synaptics iodbc ipv6 irda isdnlog jack java javascript jikes joystick jpeg jpeg2k kde kdeenablefinal libg++ logrotate lzo lzw lzw-tiff memlimit mime mjpeg moznocompose moznoirc mozsvg mp3 mpeg ncurses nls no-old-linux nptl nsplugin nvidia odbc ogg ogvorbis on-the-fly-crypt ooo-kde openal opengl pam pcmcia pcre pdflib perl pic png pnp posix postgres povray ppds pppd python qt quicktime readline rtc samba sasl scanner sdl session simplexml slang slp smp sms soap sockets socks5 speedup spell spl sql ssl subversion svg symlink tcpd theora threads tiff tokenizer truetype truetype-fonts type1-fonts unicode usb userlocales vcd vesa_tng video_cards_nv video_cards_nvidia vim-with-x vorbis wifi wmf xcomposite xine xinerama xml xml2 xpm xprint xscreensaver xsl xv xvid xvmc zeroconf zlib elibc_glibc kernel_linux linguas_pl userland_GNU" Unset: ASFLAGS, CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK
Today I checked on x86 with single cpu, and everything is OK. So it seems, that the problem occure on amd64, or on 2 cpu system.
Today I updated my system (after longer time), and now it seems that the problem is solved. The icons are displayed correctly. Lets close the bug.