TypeError when clicking on OK (adding an entry)

[cerdea-aws]cerdea@xango3:~$ pasaffe -v
DEBUG:pasaffe: set_up_logging() 'logging enabled'
Fontconfig warning: "/etc/fonts/conf.d/50-user.conf", line 9: reading configurations from ~/.fonts.conf is deprecated.
/usr/lib/python2.7/dist-packages/pasaffe/PasaffeWindow.py:846: PyGIDeprecationWarning: timeout_add is deprecated; use GLib.timeout_add instead
  self.idle_id = GObject.timeout_add(idle_time, self.idle_timeout_reached)
/usr/lib/python2.7/dist-packages/pasaffe/PasaffeWindow.py:856: PyGIDeprecationWarning: source_remove is deprecated; use GLib.source_remove instead
  GObject.source_remove(self.idle_id)
Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/pasaffe/PasaffeWindow.py", line 829, in on_add_clicked
    self.add_entry()
  File "/usr/lib/python2.7/dist-packages/pasaffe/PasaffeWindow.py", line 323, in add_entry
    response = self.edit_entry(uuid_hex)
  File "/usr/lib/python2.7/dist-packages/pasaffe/PasaffeWindow.py", line 445, in edit_entry
    self.passfile.update_password_time[entry_uuid]
TypeError: 'instancemethod' object has no attribute '__getitem__'

ProblemType: Bug
DistroRelease: Ubuntu 13.04
Package: pasaffe 0.22-0ubuntu1
ProcVersionSignature: Ubuntu 3.8.0-5.10-generic 3.8.0-rc6
Uname: Linux 3.8.0-5-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.8-0ubuntu4
Architecture: amd64
Date: Mon Feb 11 15:54:42 2013
EcryptfsInUse: Yes
InstallationDate: Installed on 2013-02-10 (1 days ago)
InstallationMedia: Kubuntu 13.04 "Raring Ringtail" - Alpha amd64 (20130209)
MarkForUpload: True
PackageArchitecture: all
SourcePackage: pasaffe
UpgradeStatus: No upgrade log present (probably fresh install)