求助：不能正常进入GNOME桌面了

[yideng]

今天一早开机，可以进入安全模式GNOME，但是不能正常进入带COMPIZ特效的正常GNOME了。
昨天晚上折腾了一下MLDONKEY，装好了MLDONGKEY，SANCHO，也跟FIREFOX关联上了，别的也没干什么了。
xsession-errors文件内容如下，请高手帮忙看看，多谢多谢：

(process:7087): Gtk-WARNING **: This process is currently running setuid or setgid.
This is not a supported use of GTK+. You must create a helper
program instead. For further details, see:

http://www.gtk.org/setuid.html

Refusing to initialize GTK+.

(process:7091): Gtk-WARNING **: This process is currently running setuid or setgid.
This is not a supported use of GTK+. You must create a helper
program instead. For further details, see:

http://www.gtk.org/setuid.html

Refusing to initialize GTK+.
/etc/gdm/Xsession: Beginning session setup...
Setting IM through im-switch for locale=zh_CN.
Start IM through /etc/X11/xinit/xinput.d/zh_CN linked to /etc/X11/xinit/xinput.d/scim.
Smart Common Input Method 1.4.7

Launching a SCIM process with x11...
Loading socket Config module ...
Creating backend ...
Loading x11 FrontEnd module ...
SESSION_MANAGER=local/zengyi-desktop:/tmp/.ICE-unix/7084
GTK Panel of SCIM 1.4.7

Starting SCIM as daemon ...
SCIM has been successfully launched.
Checking for Xgl: not present.
Detected PCI ID for VGA: 01:00.0 0300: 10de:0400 (rev a1) (prog-if 00 [VGA])
Checking for texture_from_pixmap: Initializing gnome-mount extension
nautilus: Fatal IO error 104 (Connection reset by peer) on X server :0.0.
gnome-session: Fatal IO error 104 (Connection reset by peer) on X server :0.0.
gnome-panel: Fatal IO error 104 (Connection reset by peer) on X server :0.0.

** (gnome-panel:7149): WARNING **: panel-applet-frame.c:1278: failed to load applet OAFIID:GNOME_ShowDesktopApplet:
Moniker 有一个未知的 moniker 前缀

[eexpress]

一般是，启动会话里面有什么进程不对。
但是，你的这提示，看着像主题什么的，导致gtk+整个不起来。都换换