Package ‘adobe-flashplugin’ is Virtual when installing Flash on Firefox or Chrome – Ubuntu Lucid Lynx 10.04 64

Trying to install Flash on Ubuntu 10.04 64 bit fails with the error Package ‘adobe-flashplugin’ is Virtual I managed to install it with the following pasted into terminal. sudo add-apt-repository ppa:sevenmachines/flash && sudo apt-get update && sudo apt-get install flashplugin64-installer