bzr branch-history gives "object has no attribute 'revision_history'"

executed the command as shown below.

System info:
===========================
peza@ws-video:~/gop/src/sabic$ lsb
lsblk lsb_release
peza@ws-video:~/gop/src/sabic$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 13.10
Release: 13.10
Codename: saucy

python info:
================
peza@ws-video:~/gop/src/sabic$ python
Python 2.7.5+ (default, Sep 19 2013, 13:49:51)
[GCC 4.8.1] on linux2

==============================
peza@ws-video:~/gop/src/sabic$ bzr branch-history
bzr: ERROR: exceptions.AttributeError: 'BzrBranch7' object has no attribute 'revision_history'

Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/bzrlib/commands.py", line 930, in exception_to_return_code
    return the_callable(*args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/bzrlib/commands.py", line 1121, in run_bzr
    ret = run(*run_argv)
  File "/usr/lib/python2.7/dist-packages/bzrlib/commands.py", line 673, in run_argv_aliases
    return self.run(**all_cmd_args)
  File "/usr/lib/python2.7/dist-packages/bzrlib/commands.py", line 697, in run
    return self._operation.run_simple(*args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/bzrlib/cleanup.py", line 136, in run_simple
    self.cleanups, self.func, *args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/bzrlib/cleanup.py", line 166, in _do_with_cleanups
    result = func(*args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/command_classes.py", line 359, in run
    return branch_history(branch)
  File "/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/branchhistory.py", line 12, in branch_history
    for revno, revision in iter_revisiondata(b):
  File "/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/branchhistory.py", line 53, in iter_revisiondata
    for no, revision_id in enumerate(branch.revision_history()):
AttributeError: 'BzrBranch7' object has no attribute 'revision_history'

You can report this problem to Bazaar's developers by running
    apport-bug /var/crash/bzr.1000.2014-01-23T23:03.crash
if a bug-reporting window does not automatically appear.
peza@ws-video:~/gop/src/sabic$ bzr branch-history
bzr: ERROR: exceptions.AttributeError: 'BzrBranch7' object has no attribute 'revision_history'

Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/bzrlib/commands.py", line 930, in exception_to_return_code
    return the_callable(*args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/bzrlib/commands.py", line 1121, in run_bzr
    ret = run(*run_argv)
  File "/usr/lib/python2.7/dist-packages/bzrlib/commands.py", line 673, in run_argv_aliases
    return self.run(**all_cmd_args)
  File "/usr/lib/python2.7/dist-packages/bzrlib/commands.py", line 697, in run
    return self._operation.run_simple(*args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/bzrlib/cleanup.py", line 136, in run_simple
    self.cleanups, self.func, *args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/bzrlib/cleanup.py", line 166, in _do_with_cleanups
    result = func(*args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/command_classes.py", line 359, in run
    return branch_history(branch)
  File "/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/branchhistory.py", line 12, in branch_history
    for revno, revision in iter_revisiondata(b):
  File "/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/branchhistory.py", line 53, in iter_revisiondata
    for no, revision_id in enumerate(branch.revision_history()):
AttributeError: 'BzrBranch7' object has no attribute 'revision_history'

bzr 2.6.0 on python 2.7.5 (Linux-3.11.0-15-generic-i686-with-
    Ubuntu-13.10-saucy)
arguments: ['/usr/bin/bzr', 'branch-history']
plugins: bash_completion[2.6.0], bzrtools[2.5.0], changelog_merge[2.6.0],
    explorer[1.3.0], grep[2.6.0], launchpad[2.6.0],
    netrc_credential_store[2.6.0], news_merge[2.6.0], po_merge[2.6.0],
    qbzr[0.23.0], weave_fmt[2.6.0]
encoding: 'utf-8', fsenc: 'UTF-8', lang: 'en_US.UTF-8'

*** Bazaar has encountered an internal error. This probably indicates a
    bug in Bazaar. You can help us fix it by filing a bug report at
        https://bugs.launchpad.net/bzr/+filebug
    including this traceback and a description of the problem.