Runaway argument?
{\STEXInternalAnnotate {counter}{chapter ,arabic,7}{7}.\STEXInternalAn
./packages/stex-references.tex:71: File ended while scanning use of \STEXInternalSrefRestoreTarget.
<inserted text>
\par
l.71 ...c,title={the full \sTeX{}3 documentation}]
PaCkage stex Warning: No label part:extends in .sref file
I am committing with this error.