Tiziano: for me, I can remove the bugged package fine.
sudo dpkg --purge flashplugin-nonfree (Reading database ... 186448 files and directories currently installed.) Removing flashplugin-nonfree ... Purging configuration files for flashplugin-nonfree ...
What exact message do you get when you try to remove the package?
Tiziano: for me, I can remove the bugged package fine.
sudo dpkg --purge flashplugin-nonfree
(Reading database ... 186448 files and directories currently installed.)
Removing flashplugin-nonfree ...
Purging configuration files for flashplugin-nonfree ...
What exact message do you get when you try to remove the package?