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<div class="moz-cite-prefix">On 15/02/2021 22:46, Karl Berry wrote:<br>
</div>
<blockquote type="cite" cite="mid:202102152246.11FMktXv026467@freefriends.org">
<pre class="moz-quote-pre" wrap="">As of the upcoming TL21, all engines except original TeX will have a
feature that if \tracinglostchars >= 3, the log-only message about
missing characters will be promoted to a full ! Error. (Thanks to David
Jones of AMS for proposing and implementing this.) --best, karl.
</pre>
</blockquote>
<p>That will be really useful. Thanks for the notice.<br>
</p>
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