Package: octave2.1 Version: 2.1.69-1 0m8.6s ERROR: Package purging left files on system: /usr/share/octave owned by: octave2.1 /usr/share/octave/ls-R Installing and then purging octave2.1 leaves a file (and the directory it is in) behind as cruft. The file seems to be created in postinst, but not removed in prerm. -- Just GNU it!