aptdaemon fail on install of rabbitvcs-core, nautilus extension, and Tracker Search Engine

[Jaffa Vickery]

I had spilled syrup on my keyboard so that might be part of the problem, I tried on the Tracker search engine package and got the second error.

[RabbitVCS-core]
Traceback (most recent call last):
  File "/usr/lib/python2.6/dist-packages/aptdaemon/worker.py", line 179, in _process_transaction
    self.commit_packages(*self.trans.packages)
  File "/usr/lib/python2.6/dist-packages/aptdaemon/worker.py", line 227, in commit_packages
    self._commit_changes()
  File "/usr/lib/python2.6/dist-packages/aptdaemon/worker.py", line 726, in _commit_changes
    self._check_obsoleted_dependencies()
  File "/usr/lib/python2.6/dist-packages/aptdaemon/worker.py", line 518, in _check_obsoleted_dependencies
    for pkg in self._cache:
  File "/usr/lib/python2.6/dist-packages/apt/cache.py", line 173, in __iter__
    yield self[pkgname]
  File "/usr/lib/python2.6/dist-packages/apt/cache.py", line 158, in __getitem__
    pkg = self._weakref[key] = Package(self, self._cache[key])
KeyError: '&tf-yozvox-yozfont-cute'

[Tracker]

Traceback (most recent call last):
  File "/usr/lib/python2.6/dist-packages/aptdaemon/worker.py", line 179, in _process_transaction
    self.commit_packages(*self.trans.packages)
  File "/usr/lib/python2.6/dist-packages/aptdaemon/worker.py", line 227, in commit_packages
    self._commit_changes()
  File "/usr/lib/python2.6/dist-packages/aptdaemon/worker.py", line 726, in _commit_changes
    self._check_obsoleted_dependencies()
  File "/usr/lib/python2.6/dist-packages/aptdaemon/worker.py", line 518, in _check_obsoleted_dependencies
    for pkg in self._cache:
  File "/usr/lib/python2.6/dist-packages/apt/cache.py", line 173, in __iter__
    yield self[pkgname]
  File "/usr/lib/python2.6/dist-packages/apt/cache.py", line 158, in __getitem__
    pkg = self._weakref[key] = Package(self, self._cache[key])
KeyError: '&tf-yozvox-yozfont-cute'