If you’re an Ubuntu user who is trying to play Amazon Instant Videos but you’re encountering an error that looks like this:

You can fix this error with just a handful of commands. Pull up a terminal window and run these:

sudo add-apt-repository ppa:mjblenner/ppa-hal
sudo apt-get update
sudo apt-get install hal

Close and re-open Firefox and now the videos should load! Note that this fix doesn’t appear to work for Chrome.