"We're sorry that there is currently an issue where existing and new add-ons are failing to run or be installed on Firefox. We know what the issue is and are working hard to restore add-on functionality to Firefox as soon as possible. We'll continue to provide updates via our Twitter channels. Please bear with us while we get the problem fixed. "
"So sorry for the issue we’re having with add-ons right now! We’re working hard to fix it and will keep you updated. "
"So sorry for the issue we’re having with add-ons right now! We’re working hard to fix it and will keep you updated. "