Comment 2 for bug 480353

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Could not install the upgrades

The upgrade is now aborted. Your system could be in an unusable
state. A recovery will run now (dpkg --configure -a).

Setting up python-serial (2.3-1) ...
pycentral: pycentral pkginstall: Not overwriting local files:
   dpkg: /usr/lib/python2.5/site-packages/serial/__init__.py not found.
   dpkg: /usr/lib/python2.5/site-packages/serial/serialjava.py not found.
   dpkg: /usr/lib/python2.5/site-packages/serial/serialposix.py not found.
   dpkg: /usr/lib/python2.5/site-packages/serial/serialutil.py not found.
   dpkg: /usr/lib/python2.5/site-packages/serial/serialwin32.py not found.
   dpkg: /usr/lib/python2.5/site-packages/serial/sermsdos.py not found.
pycentral pkginstall: Not overwriting local files:
   dpkg: /usr/lib/python2.5/site-packages/serial/__init__.py not found.
   dpkg: /usr/lib/python2.5/site-packages/serial/serialjava.py not found.
   dpkg: /usr/lib/python2.5/site-packages/serial/serialposix.py not found.
   dpkg: /usr/lib/python2.5/site-packages/serial/serialutil.py not found.
   dpkg: /usr/lib/python2.5/site-packages/serial/serialwin32.py not found.
   dpkg: /usr/lib/python2.5/site-packages/serial/sermsdos.py not found.
dpkg: error processing python-serial (--configure):
 subprocess installed post-installation script returned error exit status 1
Errors were encountered while processing:
 python-serial

Upgrade complete

The upgrade is completed but there were errors during the upgrade
process.