Hello Hans,
when I tried to create XeTeX formats today (it might be that I screwed
up something on my system as well) I got the following error:
loading : Context Encoding Macros (pdf)
! Undefined control sequence.
l.63 \ifcase\pdfgentounicode
\else \expandafter \endinput \fi
?
Mojca
(Is there any ctxtools --degrade? ;)