[luatex] Error with TL Pretest: "This can't happen (add_disc_widths)."

Ulrike Fischer luatex at nililand.de
Tue Apr 14 15:02:42 CEST 2015

Am Tue, 14 Apr 2015 14:45:19 +0200 schrieb luigi scarso:

> Testing ----
> \end
> is wrong in TL2014,

2014? Or do you mean 2015?

> but ok in context with
> mtxrun --script plain
> The engine is 0.80.0 for both.

But context (even with plain) will use otf fonts by default and as I
wrote there is no problem if one loads fontspec and so use

But if I force context to use a tfm-file:

\font\test=cmr10 \test
testing ----

I get the error too:

tex error       > error on line 1 in file G:/Z-Test/test-utf8.tex: !
This can't happen (add_disc_widths)

Ulrike Fischer 

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