unicode-math package results in Undefined control sequence \__um_set_big_operator:nnn

Bug #1519152 reported by Anders Kaseorg
8
This bug affects 1 person
Affects Status Importance Assigned to Milestone
texlive-base (Ubuntu)
Fix Released
Medium
Unassigned
texlive-extra (Ubuntu)
Invalid
Medium
Unassigned

Bug Description

The unicode-math LaTeX package no longer works at all in either of its supported TeX engines (xelatex and lualatex). Downgrading texlive-math-extra from 2015.20151116-1 to 2015.20150810-1 makes it work again.

$ cat test.tex
\documentclass{article}
\usepackage{unicode-math}
\begin{document}
\end{document}

$ xelatex test.tex
This is XeTeX, Version 3.14159265-2.6-0.99992 (TeX Live 2015/Debian) (preloaded format=xelatex)
 restricted \write18 enabled.
entering extended mode

! Undefined control sequence.
\__um_set_big_operator:nnn ...r_gset_active_eq:nN
                                                  {#3}\__um_tmpa: \__um_set_...
l.3 \begin{document}

?

(Same result with lualatex.)

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: texlive-math-extra 2015.20151116-1
ProcVersionSignature: Ubuntu 4.2.0-19.23-generic 4.2.6
Uname: Linux 4.2.0-19-generic x86_64
NonfreeKernelModules: openafs
ApportVersion: 2.19.2-0ubuntu6
Architecture: amd64
CurrentDesktop: GNOME
Date: Mon Nov 23 19:52:51 2015
EcryptfsInUse: Yes
InstallationDate: Installed on 2015-06-02 (174 days ago)
InstallationMedia: Ubuntu-GNOME 15.04 "Vivid Vervet" - Release amd64 (20150422)
PackageArchitecture: all
SourcePackage: texlive-extra
UpgradeStatus: Upgraded to xenial on 2015-10-28 (26 days ago)

Revision history for this message
Anders Kaseorg (andersk) wrote :
Revision history for this message
Anders Kaseorg (andersk) wrote :

This can be fixed by merging texlive-base 2015.20151116-1 from Debian unstable. Here’s a debdiff from 2015.20151116-1 porting the trivial Ubuntu delta forward.

Mathew Hodson (mhodson)
Changed in texlive-base (Ubuntu):
importance: Undecided → Medium
Changed in texlive-extra (Ubuntu):
importance: Undecided → Medium
Revision history for this message
Michael Terry (mterry) wrote :

Thanks, Anders for the patch! I've uploaded it to xenial, and passed our delta on to Debian. Hopefully in the future, we can get back in sync.

Changed in texlive-base (Ubuntu):
status: New → In Progress
Changed in texlive-extra (Ubuntu):
status: New → Invalid
Revision history for this message
Launchpad Janitor (janitor) wrote :

This bug was fixed in the package texlive-base - 2015.20151116-1ubuntu1

---------------
texlive-base (2015.20151116-1ubuntu1) xenial; urgency=low

  * Merge from Debian unstable (LP: #1519152). Remaining change:
    - texlive-pictures: Suggest prerex instead of recommending it.

 -- Anders Kaseorg <email address hidden> Mon, 23 Nov 2015 20:42:16 -0500

Changed in texlive-base (Ubuntu):
status: In Progress → Fix Released
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