Tries to open a non existing local package file in /tmp

I get the following trace:

Traceback (most recent call last):
  File "/usr/lib/python2.6/dist-packages/aptdaemon/worker.py", line 779, in simulate
    return self._simulate_helper(trans, status_path)
  File "/usr/lib/python2.6/dist-packages/aptdaemon/worker.py", line 861, in _simulate_helper
    self._cache)
  File "/usr/lib/python2.6/dist-packages/apt/debfile.py", line 57, in __init__
    self.open(filename)
  File "/usr/lib/python2.6/dist-packages/apt/debfile.py", line 66, in open
    self._debfile = apt_inst.DebFile(open(self.filename))
IOError: [Errno 2] No such file or directory: '/tmp/google-chrome-stable_current_i386.deb'

from runnning sudo dpkg -i google-chrome-stable_current_i386.deb

I got:

(Reading database ... 204616 files and directories currently installed.)
Unpacking google-chrome-stable (from google-chrome-stable_current_i386.deb) ...
xz: (stdin): Compressed data is corrupt
dpkg-deb: subprocess <decompress> returned error exit status 1
dpkg: error processing google-chrome-stable_current_i386.deb (--install):
 short read on buffer copy for backend dpkg-deb during `./opt/google/chrome/libpdf.so'
Processing triggers for man-db ...
Processing triggers for desktop-file-utils ...
Processing triggers for python-gmenu ...
Rebuilding /usr/share/applications/desktop.en_US.utf8.cache...
Processing triggers for python-support ...
Errors were encountered while processing:
 google-chrome-stable_current_i386.deb