bzr fails when DBUS plugin is installed and user is on a tty

[Luke Faraone]

ffm@merlin:~$ bzr branch lp:airsearch
Enter passphrase for key '/home/ffm/.ssh/id_rsa':
bzr: ERROR: dbus.exceptions.DBusException: org.freedesktop.DBus.Error.Spawn.ExecFailed: dbus-launch failed to autolaunch D-Bus session: Autolaunch error: X11 initialization failed.

Traceback (most recent call last):
  File "/usr/lib/python2.5/site-packages/bzrlib/commands.py", line 857, in run_bzr_catch_errors
    return run_bzr(argv)
  File "/usr/lib/python2.5/site-packages/bzrlib/commands.py", line 797, in run_bzr
    ret = run(*run_argv)
  File "/usr/lib/python2.5/site-packages/bzrlib/commands.py", line 499, in run_argv_aliases
    return self.run(**all_cmd_args)
  File "/usr/lib/python2.5/site-packages/bzrlib/builtins.py", line 866, in run
    hardlink=hardlink, stacked=stacked)
  File "/usr/lib/python2.5/site-packages/bzrlib/bzrdir.py", line 1100, in sprout
    result, revision_id=revision_id)
  File "/usr/lib/python2.5/site-packages/bzrlib/remote.py", line 1573, in sprout
    self.copy_content_into(result, revision_id=revision_id)
  File "/usr/lib/python2.5/site-packages/bzrlib/decorators.py", line 138, in read_locked
    result = unbound(self, *args, **kwargs)
  File "/usr/lib/python2.5/site-packages/bzrlib/branch.py", line 754, in copy_content_into
    self._synchronize_history(destination, revision_id)
  File "/usr/lib/python2.5/site-packages/bzrlib/branch.py", line 745, in _synchronize_history
    destination.set_revision_history(new_history)
  File "/usr/lib/python2.5/site-packages/bzrlib/decorators.py", line 192, in write_locked
    result = unbound(self, *args, **kwargs)
  File "/usr/lib/python2.5/site-packages/bzrlib/branch.py", line 1604, in set_revision_history
    self._run_post_change_branch_tip_hooks(old_revno, old_revid)
  File "/usr/lib/python2.5/site-packages/bzrlib/branch.py", line 1634, in _run_post_change_branch_tip_hooks
    hook(params)
  File "/usr/lib/python2.5/site-packages/bzrlib/plugins/dbus/hook.py", line 46, in on_post_change_branch_tip
    activity.Activity().advertise_branch(params.branch)
  File "/usr/lib/python2.5/site-packages/bzrlib/plugins/dbus/activity.py", line 71, in __init__
    self.bus = _get_bus(bus)
  File "/usr/lib/python2.5/site-packages/bzrlib/plugins/dbus/activity.py", line 49, in _get_bus
    return dbus.SessionBus()
  File "/var/lib/python-support/python2.5/dbus/_dbus.py", line 217, in __new__
    mainloop=mainloop)
  File "/var/lib/python-support/python2.5/dbus/_dbus.py", line 106, in __new__
    bus = BusConnection.__new__(subclass, bus_type, mainloop=mainloop)
  File "/var/lib/python-support/python2.5/dbus/bus.py", line 125, in __new__
    bus = cls._new_for_bus(address_or_type, mainloop=mainloop)
DBusException: org.freedesktop.DBus.Error.Spawn.ExecFailed: dbus-launch failed to autolaunch D-Bus session: Autolaunch error: X11 initialization failed.

bzr 1.6.1 on python 2.5.2 (linux2)
arguments: ['/usr/bin/bzr', 'branch', 'lp:airsearch']
encoding: 'UTF-8', fsenc: 'UTF-8', lang: 'en_US.UTF-8'
plugins:
  avahi /usr/lib/python2.5/site-packages/bzrlib/plugins/avahi [0.3.0dev0]
  builddeb /usr/lib/python2.5/site-packages/bzrlib/plugins/builddeb [2.0.2]
  bzrtools /usr/lib/python2.5/site-packages/bzrlib/plugins/bzrtools [1.6.0]
  dbus /usr/lib/python2.5/site-packages/bzrlib/plugins/dbus [unknown]
  gtk /usr/lib/python2.5/site-packages/bzrlib/plugins/gtk [0.95.0]
  launchpad /usr/lib/python2.5/site-packages/bzrlib/plugins/launchpad [unknown]
  rebase /usr/lib/python2.5/site-packages/bzrlib/plugins/rebase [0.3.0]
  svn /usr/lib/python2.5/site-packages/bzrlib/plugins/svn [0.4.13]

[Russ Brown (pickscrape)]

A colleague of mine just encountered this. One workaround is:

export DISPLAY=:0

In your tty session.

[Jelmer Vernooij (jelmer)]

I have a fix for this, which makes bzr-dbus just spit out a warning if it can't connect to dbus, rather than blow up.