Fix dialogue that offers no choices: missing fonts

So ... you can only click OK here:

Surely you could give alternatives? Other software would let me download the fonts, or manually choose the replacement from installed fonts, or just Cancel to avoid corrupting the module?

This one can be translated to, "I'm about to lose your work, and all you can do to stop me is Ctrl-Alt-Esc and kill this program." I personally know that I can just not save my work, but I doubt everyone does.

It says "If you continue ..." but you can't do anything else.