This happened to me after accepting today's update, and restarting firefox has not helped.
What is more both help-about and edit-preferences produce an empty window of size zero. I get a tiny border of zero width and small height, and when stretched to a reasonable size it has no contents.
This happened to me after accepting today's update, and restarting firefox has not helped.
What is more both help-about and edit-preferences produce an empty window of size zero. I get a tiny border of zero width and small height, and when stretched to a reasonable size it has no contents.