Errors were encountered while processing:
 linux-server
E: Sub-process /usr/bin/dpkg returned an error code (1)
username@codex:~$ sudo apt-get upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
You might want to run 'apt-get -f install' to correct these.
The following packages have unmet dependencies:
 linux-server : Depends: linux-image-server (= 3.2.0.44.53) but 3.2.0.49.59 is installed
                Depends: linux-headers-server (= 3.2.0.44.53) but 3.2.0.49.59 is installed
E: Unmet dependencies. Try using -f.
username@codex:~$ sudo apt-get -f install
Reading package lists... Done
Building dependency tree
Reading state information... Done
Correcting dependencies... Done
The following packages were automatically installed and are no longer required:
  linux-headers-3.2.0-43 linux-image-3.2.0-40-generic linux-image-3.2.0-43-generic linux-image-3.2.0-38-generic linux-headers-3.2.0-43-generic
  linux-image-3.2.0-41-generic linux-image-3.2.0-39-generic
Use 'apt-get autoremove' to remove them.
The following extra packages will be installed:
  linux-server
The following packages will be upgraded:
  linux-server
1 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
1 not fully installed or removed.
Need to get 0 B/1,734 B of archives.
After this operation, 0 B of additional disk space will be used.
Do you want to continue [Y/n]? y
dpkg: dependency problems prevent configuration of linux-server:
 linux-server depends on linux-image-server (= 3.2.0.44.53); however:
  Version of linux-image-server on system is 3.2.0.49.59.
 linux-server depends on linux-headers-server (= 3.2.0.44.53); however:
  Version of linux-headers-server on system is 3.2.0.49.59.
dpkg: error processing linux-server (--configure):
 dependency problems - leaving unconfigured
No apport report written because the error message indicates its a followup error from a previous failure.
                                                                                                          Errors were encountered while processing:
 linux-server
E: Sub-process /usr/bin/dpkg returned an error code (1)