I don't know why I can't install ia32-libs. It claims for a dependency that cannot be found on repos.

junior@mediacenter:~$ sudo apt-get install ia32-libs
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
 ia32-libs : Depends: ia32-libs-multiarch
E: Unable to correct problems, you have held broken packages.


junior@mediacenter:~$ sudo apt-get install ia32-libs-multiarch
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
 ia32-libs-multiarch:i386 : Depends: gstreamer0.10-plugins-good:i386 but it is not going to be installed
                            Depends: gtk2-engines:i386 but it is not going to be installed
                            Depends: gtk2-engines-murrine:i386 but it is not going to be installed
                            Depends: gtk2-engines-pixbuf:i386 but it is not going to be installed
                            Depends: gtk2-engines-oxygen:i386 but it is not going to be installed
                            Depends: ibus-gtk:i386 but it is not going to be installed
                            Depends: libcanberra-gtk-module:i386 but it is not going to be installed
                            Depends: libcurl3:i386 but it is not going to be installed
                            Depends: libgail-common:i386 but it is not going to be installed
                            Depends: libglapi-mesa:i386 but it is not going to be installed
                            Depends: libglu1-mesa:i386 but it is not going to be installed
                            Depends: libgtk2.0-0:i386 but it is not going to be installed
                            Depends: libqt4-opengl:i386 but it is not going to be installed
                            Depends: librsvg2-common:i386 but it is not going to be installed
                            Recommends: libgl1-mesa-glx:i386 but it is not going to be installed
                            Recommends: libgl1-mesa-dri:i386 but it is not going to be installed
E: Unable to correct problems, you have held broken packages.

Running ubuntu Precise:

junior@mediacenter:~$ uname -a
Linux mediacenter 3.2.0-24-generic #37-Ubuntu SMP Wed Apr 25 08:43:22 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux

Synaptic fix broken package does nothing. Any tips?? Thanks I need this package to install other apps like teamviewer7.