Comment 6 for bug 523788

this update solved my issue:
2010-02-19 16:01:49 configure metacity 1:2.28.1-0ubuntu2 1:2.28.1-0ubuntu2
2010-02-19 16:01:49 status unpacked metacity 1:2.28.1-0ubuntu2
2010-02-19 16:01:49 status half-configured metacity 1:2.28.1-0ubuntu2
2010-02-19 16:01:50 update-alternatives: run with --install /usr/bin/x-window-manager x-window-manager /u
sr/bin/metacity 60 --slave /usr/share/man/man1/x-window-manager.1.gz x-window-manager.1.gz /usr/share/man
/man1/metacity.1.gz
2010-02-19 16:01:50 status installed metacity 1:2.28.1-0ubuntu2
2010-02-19 16:01:50 configure virtuoso-nepomuk 6.1.0-0ubuntu3 6.1.0-0ubuntu3
2010-02-19 16:01:50 status unpacked virtuoso-nepomuk 6.1.0-0ubuntu3
2010-02-19 16:01:50 status half-configured virtuoso-nepomuk 6.1.0-0ubuntu3
2010-02-19 16:01:50 status installed virtuoso-nepomuk 6.1.0-0ubuntu3
2010-02-19 16:01:50 configure xserver-common 2:1.7.5-1ubuntu1 2:1.7.5-1ubuntu1
2010-02-19 16:01:50 status unpacked xserver-common 2:1.7.5-1ubuntu1
2010-02-19 16:01:50 status half-configured xserver-common 2:1.7.5-1ubuntu1
2010-02-19 16:01:50 status installed xserver-common 2:1.7.5-1ubuntu1
2010-02-19 16:01:50 configure xserver-xorg-core 2:1.7.5-1ubuntu1 2:1.7.5-1ubuntu1
2010-02-19 16:01:50 status unpacked xserver-xorg-core 2:1.7.5-1ubuntu1
2010-02-19 16:01:50 status half-configured xserver-xorg-core 2:1.7.5-1ubuntu1
2010-02-19 16:01:51 status installed xserver-xorg-core 2:1.7.5-1ubuntu1
2010-02-19 16:01:51 configure soprano-daemon 2.4.0.1+dfsg.1-0ubuntu4 2.4.0.1+dfsg.1-0ubuntu4
2010-02-19 16:01:51 status unpacked soprano-daemon 2.4.0.1+dfsg.1-0ubuntu4
2010-02-19 16:01:51 status half-configured soprano-daemon 2.4.0.1+dfsg.1-0ubuntu4
2010-02-19 16:01:51 status installed soprano-daemon 2.4.0.1+dfsg.1-0ubuntu4
2010-02-19 16:01:51 configure libsoprano4 2.4.0.1+dfsg.1-0ubuntu4 2.4.0.1+dfsg.1-0ubuntu4
2010-02-19 16:01:51 status unpacked libsoprano4 2.4.0.1+dfsg.1-0ubuntu4
2010-02-19 16:01:51 status half-configured libsoprano4 2.4.0.1+dfsg.1-0ubuntu4
2010-02-19 16:01:51 status installed libsoprano4 2.4.0.1+dfsg.1-0ubuntu4
2010-02-19 16:01:51 trigproc libc-bin 2.11.1-0ubuntu2 2.11.1-0ubuntu2
2010-02-19 16:01:51 status half-configured libc-bin 2.11.1-0ubuntu2
2010-02-19 16:01:51 status installed libc-bin 2.11.1-0ubuntu2