NoneType passed in portage

[René 'Necoro' Neumann]

Traceback (most recent call last):
  File "/usr/lib/python2.6/site-packages/portato/gui/windows/main.py",
line 1659, in cb_idle_show
    klass(self.window, packages, self.queue, self.jump_to)
  File
"/usr/lib/python2.6/site-packages/portato/gui/windows/pkglist.py", line
151, in __init__
    PkgListWindow.__init__(self, _("World Packages"), *args, **kwargs)
  File
"/usr/lib/python2.6/site-packages/portato/gui/windows/pkglist.py", line
42, in __init__
    self.packages = system.sort_package_list(packages, only_cpv = True)
  File
"/usr/lib/python2.6/site-packages/portato/backend/portage/system.py",
line 242, in sort_package_list
    pkglist.sort(self.compare_versions)
  File
"/usr/lib/python2.6/site-packages/portato/backend/portage/system.py",
line 129, in compare_versions
    v1 = self.split_cpv(v1)
  File
"/usr/lib/python2.6/site-packages/portato/backend/portage/system.py",
line 237, in split_cpv
    cpv = portage.dep_getcpv(cpv)
  File "/usr/lib/portage/pym/portage/dep/__init__.py", line 736, in
dep_getcpv
    return Atom(mydep).cpv
  File "/usr/lib/portage/pym/portage/dep/__init__.py", line 562, in __init__
    if "!" == s[:1]:
TypeError: 'NoneType' object is unsubscriptable

Portato version: 9999 (git: c7b564ac84ad9fb7a72ee0896c2616b0383c68de)
System: Gentoo Python version: 2.6.4 (r264:75706, Apr 3 2010, 21:39:34)
[GCC 4.3.4]
Used backend: Portage 2.2_rc67
Used database type: sql
pygtk: 2.16.0 (using GTK+: 2.18.6)
pygobject: 2.20.0 (using GLib: 2.22.4)

 affects portato
 importance low
 tag mail portage

[René 'Necoro' Neumann (necoro)]

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Hash: SHA1

 affects portato/0.14
 milestone 0.14
 assignee necoro
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[René 'Necoro' Neumann (necoro)]

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Hash: SHA1

 status confirmed
 importance medium

Happens for example, when using "Show World Packages"
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[René 'Necoro' Neumann (necoro)]

Fixed in 673edfd