Ubuntu-Tweak "oops" error on start up

[Halvy]

the info in the box says..

Distribution: Debian GNU/Linux squeeze/sid
Application: Ubuntu Tweak 0.5.7
Desktop:

Traceback (most recent call last):
  File "/usr/lib/python2.6/dist-packages/ubuntutweak/mainwindow.py", line 437, in setup_notebook
    page = module()
  File "/usr/lib/python2.6/dist-packages/ubuntutweak/modules/compiz.py", line 229, in __init__
    self.create_interface()
  File "/usr/lib/python2.6/dist-packages/ubuntutweak/modules/compiz.py", line 251, in create_interface
    self.snap = SnapWindow(_("Enable snapping windows"), self)
  File "/usr/lib/python2.6/dist-packages/ubuntutweak/modules/compiz.py", line 198, in __init__
    self.plugin = self.context.Plugins['snap']
KeyError: 'snap'
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info from the terminal says:

root@maindeb:/# ubuntu-tweak -d

ERROR:dbus.proxies:Introspect error on :1.65:/com/ubuntu_tweak/daemon: dbus.exceptions.DBusException: org.freedesktop.DBus.Error.AccessDenied: Rejected send message, 1 matched rules; type="method_call", sender=":1.66" (uid=0 pid=23980 comm="/usr/bin/python) interface="org.freedesktop.DBus.Introspectable" member="Introspect" error name="(unset)" requested_reply=0 destination=":1.65" (uid=0 pid=23949 comm="/usr/bin/python))
DEBUG:dbus.proxies:Executing introspect queue due to error
libccs: dlopen: /usr/lib/compizconfig/backends/libgconf.so: cannot open shared object file: No such file or directory
[utils.icon][ERROR] Icon 'gnome-app-install' not present in theme (icon.py:24)
ERROR:utils.icon:Icon 'gnome-app-install' not present in theme
[utils.icon][ERROR] Icon 'name' not present in theme (icon.py:24)
ERROR:utils.icon:Icon 'name' not present in theme
[utils.icon][ERROR] Icon 'application-x-theme' not present in theme (icon.py:24)
ERROR:utils.icon:Icon 'application-x-theme' not present in theme
[MainWindow][DEBUG] get_check_update will start after 5 seconds (mainwindow.py:239)
DEBUG:MainWindow:get_check_update will start after 5 seconds
[utils.icon][ERROR] Icon 'name' not present in theme (icon.py:24)
ERROR:utils.icon:Icon 'name' not present in theme
/usr/lib/python2.6/dist-packages/ubuntutweak/common/package.py:326: DeprecationWarning: Deprecated, please use 'is_installed' instead
  return pkg.isInstalled
[utils.icon][ERROR] Icon 'emblem-ohno' not present in theme (icon.py:24)
ERROR:utils.icon:Icon 'emblem-ohno' not present in theme

root@maindeb:/#

============================================================

Note: I am running:

- a mix of Debian 5 and Ubuntu (all flavors.. ie. stable, unstable, rediculousy-unstable.. etc =:]

- Ubuntu (kernel 2.6.35-24-generic)

- Amd 64 dual core Hp G-60 notebook

- 3 gig memory

- Nvidia driver 195.36.24

- Xorg 1.7.7 (server 11.0)

- Ubuntu-tweak 0.5.7

Thank you :)
Halvy