More info: Tried to purge ruby1.8 and reinstall vim-addon-manager (depends on ruby), results below.
sudo aptitude purge ruby1.8 ruby1.8-dev The following packages will be REMOVED: ruby1.8{p} ruby1.8-dev{p} The following partially installed packages will be configured: libsqlite3-ruby libsqlite3-ruby1.8 ruby{b} ruby-sqlite3 rubygems{b} rubygems1.8 vim-addon-manager 0 packages upgraded, 0 newly installed, 2 to remove and 3 not upgraded. Need to get 0 B of archives. After unpacking 2,307 kB will be freed. The following packages have unmet dependencies: rubygems : Depends: ruby1.8 but it is not going to be installed. ruby : Depends: ruby1.8 (> 1.8.7.334-1) but it is not going to be installed. The following actions will resolve these dependencies: Remove the following packages: 1) libsqlite3-ruby 2) libsqlite3-ruby1.8 3) ruby 4) ruby-sqlite3 5) rubygems 6) rubygems1.8 7) vim-addon-manager Leave the following dependencies unresolved: 8) vim-vimoutliner recommends vim-addon-manager 9) rubygems recommends ruby1.8-dev Accept this solution? [Y/n/q/?] y The following packages will be REMOVED: libsqlite3-ruby{a} libsqlite3-ruby1.8{a} ruby{a} ruby-sqlite3{a} ruby1.8{p} ruby1.8-dev{p} rubygems{a} rubygems1.8{a} vim-addon-manager{a} 0 packages upgraded, 0 newly installed, 9 to remove and 3 not upgraded. Need to get 0 B of archives. After unpacking 6,338 kB will be freed. Do you want to continue? [Y/n/?] y (Reading database ... 461255 files and directories currently installed.) Removing libsqlite3-ruby ... Removing libsqlite3-ruby1.8 ... Removing vim-addon-manager ... Removing ruby-sqlite3 ... Removing ruby ... Removing rubygems1.8 ... Removing rubygems ... Processing triggers for man-db ... (Reading database ... 460843 files and directories currently installed.) Removing ruby1.8 ... update-alternatives: warning: alternative /usr/bin/ruby1.9.1 (part of link group ruby) doesn't exist. Removing from list of alternatives. update-alternatives: warning: /etc/alternatives/ruby is dangling, it will be updated with best choice. Purging configuration files for ruby1.8 ... Removing ruby1.8-dev ... Processing triggers for man-db ... miller@danbuntu:~$ sudo aptitude install vim-addon-manager The following NEW packages will be installed: ruby{a} ruby1.8{a} vim-addon-manager 0 packages upgraded, 3 newly installed, 0 to remove and 3 not upgraded. Need to get 0 B/56.3 kB of archives. After unpacking 510 kB will be used. Do you want to continue? [Y/n/?] y Selecting previously unselected package ruby1.8. (Reading database ... 460792 files and directories currently installed.) Unpacking ruby1.8 (from .../ruby1.8_1.8.7.352-2ubuntu1_i386.deb) ... Selecting previously unselected package ruby. Unpacking ruby (from .../apt/archives/ruby_4.8_all.deb) ... Selecting previously unselected package vim-addon-manager. Unpacking vim-addon-manager (from .../vim-addon-manager_0.4.4_all.deb) ... Processing triggers for man-db ... Setting up ruby1.8 (1.8.7.352-2ubuntu1) ... update-alternatives: error: alternative irb can't be slave of ruby: it is a master alternative. dpkg: error processing ruby1.8 (--configure): subprocess installed post-installation script returned error exit status 2 dpkg: dependency problems prevent configuration of ruby: ruby depends on ruby1.8 (>> 1.8.7.334-1); however: Package ruby1.8 is not configured yet. dpkg: error processing ruby (--configure): dependency problems - leaving unconfigured dpkg: dependency problems prevent configuration of vim-addon-manager: vim-addon-manager depends on ruby; however: Package ruby is not configured yet. Package ruby1.8 which provides ruby is not configured yet. dpkg: error processing vim-addon-manager (--configure): dependency problems - leaving unconfigured No apport report written because MaxReports is reached already No apport report written because MaxReports is reached already No apport report written because MaxReports is reached already Errors were encountered while processing: ruby1.8 ruby vim-addon-manager E: Sub-process /usr/bin/dpkg returned an error code (1) A package failed to install. Trying to recover: Setting up ruby1.8 (1.8.7.352-2ubuntu1) ... update-alternatives: error: alternative irb can't be slave of ruby: it is a master alternative. dpkg: error processing ruby1.8 (--configure): subprocess installed post-installation script returned error exit status 2 dpkg: dependency problems prevent configuration of ruby: ruby depends on ruby1.8 (>> 1.8.7.334-1); however: Package ruby1.8 is not configured yet. dpkg: error processing ruby (--configure): dependency problems - leaving unconfigured dpkg: dependency problems prevent configuration of vim-addon-manager: vim-addon-manager depends on ruby; however: Package ruby is not configured yet. Package ruby1.8 which provides ruby is not configured yet. dpkg: error processing vim-addon-manager (--configure): dependency problems - leaving unconfigured Errors were encountered while processing: ruby1.8 ruby vim-addon-manager -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/992122 Title: package ruby1.8 1.8.7.352-2ubuntu1 failed to install/upgrade: ErrorMessage: subprocess installed post-installation script returned error exit status 2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ruby1.8/+bug/992122/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs