Bug: get-face-font: Xemacs21.5.29: org-preview-latex-fragment [7.5]

[Julian Bradfield]

Uwe:
>I am very much confused. this code is called *when it is* Xemacs.
>and when I call it from Xemacs I precisely get the problem that 
>face-attribute is not known

When I call the code you put in your message, I get 15 (the height of
my default font).

How exactly do you call the code so as to get an error?