Quickly Release Crashes After Upgrade to 0.6

I was happily using quickly on Maverick before the update. However, since the update to 0.6 when I run quickly release it crashes:

Get Launchpad Settings
Launchpad connection is ok
Traceback (most recent call last):
  File "/usr/share/quickly/templates/ubuntu-application/release.py", line 137, in <module>
    keyid = quicklyutils.get_right_gpg_key_id(launchpad)
  File "/usr/share/quickly/templates/ubuntu-application/internal/quicklyutils.py", line 280, in get_right_gpg_key_id
    prefered_emails = get_all_emails()
  File "/usr/share/quickly/templates/ubuntu-application/internal/quicklyutils.py", line 196, in get_all_emails
    email_list.append(extract_email_address(os.getenv("DEBEMAIL")))
  File "/usr/lib/python2.6/dist-packages/bzrlib/config.py", line 923, in extract_email_address
    name, email = parse_username(e)
  File "/usr/lib/python2.6/dist-packages/bzrlib/config.py", line 906, in parse_username
    match = re.match(r'(.*?)\s*<?([\w+.-]+@[\w+.-]+)>?', username)
  File "/usr/lib/python2.6/re.py", line 137, in match
    return _compile(pattern, flags).match(string)
TypeError: expected string or buffer
ERROR: release command failed
Aborting