[Pkg-bazaar-maint] Bug#504338: Bug#504338: bzr-gtk: log icon does not work

[Jelmer Vernooij]

On Sat, Nov 08, 2008 at 09:04:27PM -0500, Faheem Mitha wrote:
> On Sun, 2 Nov 2008, Faheem Mitha wrote:
> > Package: bzr-gtk
> > Version: 0.94.0-1
> > Severity: normal

> > I'm running lenny.

> > I checked the bzr repos out from  nosmart+http://bzr.debian.org/apt/apt/debian-sid/

> > When I click on the log icon, I get

> > Traceback (most recent call last):
> >  File
> > "/usr/lib/python2.5/site-packages/bzrlib/plugins/gtk/branchview/treeview.py",
> > line 292, in populate self.mainline_only)
> >      File
> > "/usr/lib/python2.5/site-packages/bzrlib/plugins/gtk/branchview/linegraph.py",
> > line 62, in linegraph
> > for ghost_child in graph_children[ghost]:
> >    KeyError: 'a'

> > Also, a window comes up, with "Please wait, loading ancestral graph..."
> > and then hangs.
> I can confirm that this problem is fixed with versions of these packages 
> that are currently in experimental. However, if this problem is not just a 
> freak occurrence with this repos, it really should be considered an 
> important bug (at least) against bzr-gtk, as a major part of the 
> functionality of bzr-gtk does not work in this version.
This should only occur for branches that contain ghost revisions (e.g. 
revisions that are part of history but not present in the 
repository you're viewing). Ghosts are quite rare, and should
generally only appear when revisions have been imported from a Baz
branch.

Cheers,

Jelmer