I have had identical behaviour and error messages in Dapper Drake. I also uninstalled the previous version of flashplugin-nonfree and tried a fresh install. That too failed.
-- flashplugin-nonfree 7.0.68~ubuntu1~dapper1post installation failure https://launchpad.net/bugs/61558 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
