Comment 3 for bug 270738

With trunk I get:
jml@rhino:/tmp$ bzr version
Bazaar (bzr) 1.8dev
  from bzr checkout /home/jml/Code/Bazaar/bzr.dev-2.5
    revision: 3709
    revid: <email address hidden>
    branch nick: bzr.dev
  Python interpreter: /usr/bin/python 2.5.2
  Python standard library: /usr/lib/python2.5
  bzrlib: /home/jml/Code/Bazaar/bzr.dev-2.5/bzrlib
  Bazaar configuration: /home/jml/.bazaar
  Bazaar log file: /home/jml/.bzr.log

Copyright 2005, 2006, 2007, 2008 Canonical Ltd.
http://bazaar-vcs.org/

bzr comes with ABSOLUTELY NO WARRANTY. bzr is free software, and
you may use, modify and redistribute it under the terms of the GNU
General Public License version 2 or later.

jml@rhino:/tmp$ bzr branch lp:pqm a
Branched 183 revision(s).
jml@rhino:/tmp$ bzr upgrade --1.6 a
...
jml@rhino:/tmp$ bzr branch --stacked a b
Created new stacked branch referring to file:///tmp/a/.
jml@rhino:/tmp$ bzr branch bzr+ssh://localhost/tmp/b c
bzr: ERROR: Could not install revisions:
<email address hidden>

The error in the original post is from trunk patched with the fix for bug 261315.