It's seems that this is specifically this link that's not working. I'v tried other sites offering extensions and firefox worked as expected.
I'v desinstalled totem-mozilla/flash, created new user, deleted and created new one. Nothing change this problem.
Have you tried the link proposed ?
It's seems that this is specifically this link that's not working. I'v tried other sites offering extensions and firefox worked as expected. flash, created new user, deleted and created new one. Nothing change this problem.
I'v desinstalled totem-mozilla/