thunderbird在GNOME運行正常, KDE4.3卻不行

funtoo ~ # thunderbird 
/usr/lib/mozilla-thunderbird/mozilla-xremote-client: Error: Failed to send command: 500 command not parseable
Browser doesn't understand command

funtoo ~ # emerge --info
Portage 2.2_rc41 (default/linux/x86/2008.0/desktop, gcc-4.3.3, glibc-2.9_p20081201-r2, 2.6.30-gentoo-r2 i686)
=================================================================
System uname: Linux-2.6.30-gentoo-r2-i686-AMD_Athlon-tm-_64_X2_Dual_Core_Processor_4800+-with-glibc2.0
Timestamp of tree: Fri, 09 Oct 2009 06:00:01 +0000
app-shells/bash: 3.2_p39
dev-java/java-config: 2.1.8-r1
dev-lang/python: 2.5.4-r3
dev-util/cmake: 2.6.4
sys-apps/baselayout: 2.0.0-r2
sys-apps/openrc: 0.5.0-r2
sys-apps/sandbox: 1.6-r2
sys-devel/autoconf: 2.13, 2.63
sys-devel/automake: 1.5, 1.7.9-r1, 1.9.6-r2, 1.10.2
sys-devel/binutils: 2.19.1-r1
sys-devel/gcc-config: 1.4.1
sys-devel/libtool: 2.2.6a
virtual/os-headers: 2.6.27-r2
ACCEPT_KEYWORDS="x86"
CBUILD="i686-pc-linux-gnu"
CFLAGS="-march=athlon64 -O2 -pipe -fomit-frame-pointer"
CHOST="i686-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/share/config"
CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/env.d /etc/env.d/java/ /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo /etc/udev/rules.d"
CXXFLAGS="-march=athlon64 -O2 -pipe -fomit-frame-pointer"
DISTDIR="/usr/portage/distfiles"
FEATURES="assume-digests distlocks fixpackages parallel-fetch preserve-libs protect-owned sandbox sfperms strict unmerge-logs unmerge-orphans userfetch"
GENTOO_MIRRORS="http://ftp.jaist.ac.jp/pub/Linux/Gentoo/"
LANG="en_US.UTF-8"
LDFLAGS="-Wl,-O1 -Wl,--sort-common -Wl,--as-needed"
LINGUAS="en zh_TW zh"
MAKEOPTS="-j3"
PKGDIR="/usr/portage/packages"
PORTAGE_CONFIGROOT="/"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress --force --whole-file --delete --stats --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages"
PORTAGE_TMPDIR="/var/tmp"
PORTDIR="/usr/portage"
PORTDIR_OVERLAY="/usr/local/portage/layman/java-overlay"
SYNC="rsync://rsync.gentoo.org/gentoo-portage"
USE="3dnow 3dnowext X a52 aac acl acpi alac alsa avahi berkdb bluetooth branding bzip2 cairo cdr chardet cjk cli consolekit cracklib crypt dbus dri dts dvd dvdr dvdread eds emboss encode esd evo fam firefox flac fortran gdbm gif gnome gpm gstreamer gtk hal iconv ipv6 isdnlog jpeg lame ldap libnotify mad mikmod mmx mmxext modules mp3 mp4 mpeg mudflap ncurses nls nptl nptlonly ogg opengl openmp pam pcre pdf perl png ppds pppd python qt3support quicktime readline reflection sdl session smp spell spl sse sse2 sse3 ssl startup-notification svg sysfs tcpd thread thunar tiff truetype unicode usb vorbis wavpack win32codecs x264 x86 xml xorg xscreensaver xulrunner xv xvid zlib" ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1 emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci" ALSA_PCM_PLUGINS="adpcm alaw asym copy dmix dshare dsnoop empty extplug file hooks iec958 ioplug ladspa lfloat linear meter mmap_emul mulaw multi null plug rate route share shm softvol" APACHE2_MODULES="actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" ELIBC="glibc" INPUT_DEVICES="keyboard mouse" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LINGUAS="en zh_TW zh" USERLAND="GNU" VIDEO_CARDS="nvidia"
Unset: CPPFLAGS, CTARGET, EMERGE_DEFAULT_OPTS, FFLAGS, INSTALL_MASK, LC_ALL, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS

funtoo ~ # emerge -av mozilla-thunderbird

These are the packages that would be merged, in order:

Calculating dependencies... done!
[ebuild R ] mail-client/mozilla-thunderbird-2.0.0.23 USE="crypt gnome ipv6 ldap -bindist -debug -mozdom -moznopango -replytolist -xinerama" LINGUAS="en zh zh_TW -af -be -bg -ca -cs -da -de -el -en_GB -en_US -es -es_AR -es_ES -eu -fi -fr -ga -ga_IE -he -hu -it -ja -ko -lt -mk -nb -nb_NO -nl -nn -nn_NO -pa -pa_IN -pl -pt -pt_BR -pt_PT -ru -sk -sl -sv -sv_SE -tr -uk -zh_CN" 0 kB

Total: 1 package (1 reinstall), Size of downloads: 0 kB

~ $ emerge -pv mozilla-thunderbird 

These are the packages that would be merged, in order:

Calculating dependencies... done!
[ebuild R ] mail-client/mozilla-thunderbird-2.0.0.23 USE="crypt ipv6 -bindist -debug -gnome -ldap -mozdom -moznopango -replytolist -xinerama" LINGUAS="-af -be -bg -ca -cs -da -de -el -en -en_GB -en_US -es -es_AR -es_ES -eu -fi -fr -ga -ga_IE -he -hu -it -ja -ko -lt -mk -nb -nb_NO -nl -nn -nn_NO -pa -pa_IN -pl -pt -pt_BR -pt_PT -ru -sk -sl -sv -sv_SE -tr -uk -zh -zh_CN -zh_TW" 0 kB 

Total: 1 package (1 reinstall), Size of downloads: 0 kB