apt-get upgrade
Reading Package Lists... Done
Building Dependency Tree... Done
The following packages will be REMOVED:
  libdps1
The following packages will be upgraded:
  libapache2-mod-php4 libfreetype6 libice6 libkrb53 libsm6 libsmbclient libx11-6 libxaw7 libxext6 libxft1 libxi6
  libxmu6 libxmuu1 libxp6 libxpm4 libxrandr2 libxt6 libxtrap6 libxtst6 libxv1 php4-common samba samba-common samba-doc
  smbclient smbfs swat xfree86-common xlibmesa-gl xlibmesa-glu xlibs-data
31 upgraded, 0 newly installed, 1 to remove and 0 not upgraded.
5 not fully installed or removed.
Need to get 0B/32.9MB of archives.
After unpacking 877kB disk space will be freed.
Do you want to continue? [Y/n] y
Preconfiguring packages ...
(Reading database ... 
dpkg: serious warning: files list file for package `libxmuu1' missing, assuming package has no files currently installed.

dpkg: serious warning: files list file for package `libxpm4' missing, assuming package has no files currently installed.

dpkg: serious warning: files list file for package `libxrandr2' missing, assuming package has no files currently installed.

dpkg: serious warning: files list file for package `libxtrap6' missing, assuming package has no files currently installed.

dpkg: serious warning: files list file for package `libxmu6' missing, assuming package has no files currently installed.

dpkg: serious warning: files list file for package `libxtst6' missing, assuming package has no files currently installed.

dpkg: serious warning: files list file for package `libxt6' missing, assuming package has no files currently installed.
34302 files and directories currently installed.)
Removing libdps1 ...
dpkg (subprocess): unable to execute post-removal script: Exec format error
dpkg: error processing libdps1 (--remove):
 subprocess post-removal script returned error exit status 2
Errors were encountered while processing:
 libdps1
E: Sub-process /usr/bin/dpkg returned an error code (1)