sandiego@xf:~$ sudo apt-get install mesa-utils
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages will be REMOVED:
  libglade2.0-cil libgtk2.0-cil
The following NEW packages will be installed:
  mesa-utils
0 upgraded, 1 newly installed, 2 to remove and 0 not upgraded.
2 not fully installed or removed.
Need to get 0 B/30.0 kB of archives.
After this operation, 2,336 kB disk space will be freed.
Do you want to continue? [Y/n]
(Reading database ... 285037 files and directories currently installed.)
Removing libglade2.0-cil (2.12.10-5.1) ...
E: File does not exist: /usr/share/cli-common/packages.d/policy.2.6.glade-sharp.installcligac
dpkg: error processing package libglade2.0-cil (--remove):
 subprocess installed post-removal script returned error exit status 1
Removing libgtk2.0-cil (2.12.10-5.1) ...
E: File does not exist: /usr/share/cli-common/packages.d/policy.2.8.gdk-sharp.installcligac
dpkg: error processing package libgtk2.0-cil (--remove):
 subprocess installed post-removal script returned error exit status 1
Errors were encountered while processing:
 libglade2.0-cil
 libgtk2.0-cil
E: Sub-process /usr/bin/dpkg returned an error code (1)
sandiego@xf:~$