Error when changeset to pull but no changesets to rebase

[Russel Winder]

Where a parent-branch has changeset to be pulled, but the branch has no changesets that will be rebased then an error ensues.

|> bzr rebase
Rebasing on svn+https://svn.codehaus.org/groovy/trunk/groovy/groovy-core
bzr: ERROR: exceptions.IndexError: list index out of range

Traceback (most recent call last):
  File "/usr/lib/python2.5/site-packages/bzrlib/commands.py", line 846, 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/commands.py", line 807, in ignore_pipe
    result = func(*args, **kwargs)
  File "/home/users/russel/.bazaar/plugins/rebase/__init__.py", line 198, in run
    start_revid = revhistory[revhistory.index(common_revid)+1]
IndexError: list index out of range

bzr 1.5 on python 2.5.2 (linux2)
arguments: ['/usr/bin/bzr', 'rebase']
encoding: 'UTF-8', fsenc: 'UTF-8', lang: 'en_GB.UTF-8'
plugins:
  builddeb /usr/lib/python2.5/site-packages/bzrlib/plugins/builddeb [0.92.0dev0]
  bzrtools /usr/lib/python2.5/site-packages/bzrlib/plugins/bzrtools [1.5.0]
  dbus /usr/lib/python2.5/site-packages/bzrlib/plugins/dbus [unknown]
  email /usr/lib/python2.5/site-packages/bzrlib/plugins/email [unknown]
  gtk /usr/lib/python2.5/site-packages/bzrlib/plugins/gtk [0.93.0]
  launchpad /usr/lib/python2.5/site-packages/bzrlib/plugins/launchpad [unknown]
  pqm /usr/lib/python2.5/site-packages/bzrlib/plugins/pqm [1.0.0dev0]
  rebase /home/users/russel/.bazaar/plugins/rebase [0.4.0dev0]
  svn /usr/lib/python2.5/site-packages/bzrlib/plugins/svn [0.4.10]
  xmloutput /home/users/russel/.bazaar/plugins/xmloutput [0.4.4]
*** Bazaar has encountered an internal error.
    Please report a bug at https://bugs.launchpad.net/bzr/+filebug
    including this traceback, and a description of what you
    were doing when the error occurred.