Traceback after installing bzr 2.2.3

[Eli Zaretskii]

> Date: Sat, 29 Jan 2011 23:06:47 +0200
> From: Eli Zaretskii <eliz at gnu.org>
> Cc: bazaar at lists.canonical.com
> 
> In the "bzr plugins" output, I see that the bisect plugin is version
> 1.1.0.pre.0, could this be the one?

Answering myself: yep, that's the one.  Moving the bisect directory
out of `plugins' removes the traceback.

Does that mean bisect plugin provided with bzr 2.2.3 is not up to
date?