On Mon, Oct 19, 2015 at 02:09:23PM +1300, Eliot Blennerhassett wrote: > I can also confirm that 64 bit thunderbird 38.3.0 does *not* have this > problem.
This ic caused by Debian using a newer jquery. If you use the jquery from upstram thunderbird (which is 1.6) it works again. Cheers, -- Guido