Is nobody using the latest XEmacs 21.4 and font-lock? My doppelganger said as follows and I am also frequently afflicted by that error. Fix it please. >>>>> In <m3k7kuqsk1.fsf(a)yamaoka.cc&gt; >>>>> Katsumi(a)yamaoka.cc wrote: > Hi, > There's a bug in font-lock.el, in the candidate-21-4 branch. > Here's a backtrace: > Signaling: (void-variable keywords) > (cdr keywords) > (let* ((case-fold-search font-lock-keywords-case-fold-search) (keywords ...) > (let ((loudly ...)) (unless (eq ... t) (setq font-lock-keywords ...)) (let* > font-lock-fontify-keywords-region(331 400 nil) > I got it by stripping the condition-case form from the function > font-lock-pre-idle-hook. And a patch for it is below: > --- font-lock.el~ 2002-10-04 14:13:50 +0000 > +++ font-lock.el 2002-10-07 13:35:58 +0000 > ＠＠ -1640,7 +1640,7 ＠＠ > (setq font-lock-keywords > (font-lock-compile-keywords font-lock-keywords))) > (let* ((case-fold-search font-lock-keywords-case-fold-search) > - (keywords (cdr keywords)) > + (keywords (cdr font-lock-keywords)) > (bufname (buffer-name)) > (progress 5) (old-progress 5) > (iter 0)