package update-manager 1:0.87.8 failed to install/upgrade: dependency problems - leaving unconfigured

Binary package hint: update-manager

$ sudo apt-get dist-upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
5 not fully installed or removed.
After this operation, 0B of additional disk space will be used.
Do you want to continue [Y/n]?
Setting up python-apt (0.7.4ubuntu5) ...
Traceback (most recent call last):
  File "/usr/bin/pycentral", line 1593, in <module>
    main()
  File "/usr/bin/pycentral", line 1587, in main
    rv = action.run(global_options)
  File "/usr/bin/pycentral", line 982, in run
    self.pkg.byte_compile(bc_option, self.options.exclude)
  File "/usr/bin/pycentral", line 624, in byte_compile
    rt.byte_compile(files, bc_option, exclude_regex)
AttributeError: 'NoneType' object has no attribute 'byte_compile'
dpkg: error processing python-apt (--configure):
 subprocess post-installation script returned error exit status 1
dpkg: dependency problems prevent configuration of update-manager-core:
 update-manager-core depends on python-apt (>= 0.7.4ubuntu5); however:
  Package python-apt is not configured yet.
dpkg: error processing update-manager-core (--configure):
 dependency problems - leaving unconfigured
Setting up jockey-common (0.2-0ubuntu5) ...
Traceback (most recent call last):
  File "/usr/bin/pycentral", line 1593, in <module>
    main()
  File "/usr/bin/pycentral", line 1587, in main
    rv = action.run(global_options)
  File "/usr/bin/pycentral", line 982, in run
    self.pkg.byte_compile(bc_option, self.options.exclude)
  File "/usr/bin/pycentral", line 627, in byte_compile
    (self.default_runtime.version, len(self.private_files)))
TypeError: int argument required
dpkg: error processing jockey-common (--configure):
 subprocess post-installation script returned error exit status 1
dpkg: dependency problems prevent configuration of jockey-gtk:
 jockey-gtk depends on jockey-common (= 0.2-0ubuntu5); however:
  Package jockey-common is not configured yet.
dpkg: error processing jockey-gtk (--configure):
 dependency problems - leaving unconfigured
dpkg: dependency problems prevent configuration of update-manager:
 update-manager depends on update-manager-core (= 1:0.87.8); however:
  Package update-manager-core is not configured yet.
dpkg: error processing update-manager (--configure):
 dependency problems - leaving unconfigured
Errors were encountered while processing:
 python-apt
 update-manager-core
 jockey-common
 jockey-gtk
 update-manager
E: Sub-process /usr/bin/dpkg returned an error code (1)

ProblemType: Package
Architecture: i386
Date: Tue Feb 19 20:31:27 2008
DistroRelease: Ubuntu 8.04
ErrorMessage: dependency problems - leaving unconfigured
Package: update-manager 1:0.87.8
PackageArchitecture: all
SourcePackage: update-manager
Title: package update-manager 1:0.87.8 failed to install/upgrade: dependency problems - leaving unconfigured
Uname: Linux konan 2.6.24-8-generic #1 SMP Thu Feb 14 20:40:45 UTC 2008 i686 GNU/Linux