Package: libxmpp4r-ruby Version: 0.2-2 Severity: serious From my pbuilder build log:
... You need the 'dot' program to produce diagrams. (see http://www.research.att.com/sw/tools/graphviz/) (in /tmp/buildd/libxmpp4r-ruby-0.2) rake aborted! exit (See full trace by running task with --trace) make: *** [binary-indep] Error 1 According to the build log, graphviz is getting installed, so something must be wrong with its detection of the program. -- Daniel Schepler

