Comment 2 for bug 859292

Thanks for your report

From term log, your system failed to resolve archive.canonical.com:

Setting up flashplugin-downloader:i386 (10.3.183.10ubuntu2) ...
Downloading...
--2011-09-26 10:44:03-- http://archive.canonical.com/pool/partner/a/adobe-flashplugin/adobe-flashplugin_10.3.183.10.orig.tar.gz
Resolving archive.canonical.com... failed: Name or service not known.
wget: unable to resolve host address 'archive.canonical.com'
download failed
The Flash plugin is NOT installed.
Setting up flashplugin-installer (10.3.183.10ubuntu2) ...
nspluginwrapper: /usr/lib/flashplugin-installer/libflashplayer.so is not a valid NPAPI plugin
dpkg: error processing flashplugin-installer (--configure):
 subprocess installed post-installation script returned error exit status 1