Hello all,
Yesterday we did an unusual Firefox release (version 33.1), which broke
some add-ons, specifically complete themes and add-ons using binary
XPCOM. You can read the details here:
http://blog.mozilla.org/addons/2014/11/11/firefox-33-1-compatibility/
Please post any questions or comments you have about this in the blog post.
Jorge Villalobos
Add-ons Developer Relations Lead