Bug#982287: wsjtx: Fails on launch

[Hilary Snaden <hilary.snaden@zoho.com>]

Package: wsjtx
Version: 2.3.0+repack-1
Severity: important
X-Debbugs-Cc: hilary.snaden@zoho.com

Dear Maintainer,

On launch, the program immediately exits:

$ wsjtx
Error: locale::facet::_S_create_c_locale name not valid
$

-- System Information:
Debian Release: bullseye/sid
  APT prefers testing
  APT policy: (500, 'testing')
Architecture: amd64 (x86_64)
Foreign Architectures: i386

Kernel: Linux 5.7.0-3-amd64 (SMP w/2 CPU threads)
Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8), LANGUAGE not set
Shell: /bin/sh linked to /usr/bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

Versions of packages wsjtx depends on:
ii  hamradio-files             20210127
ii  libboost-filesystem1.74.0  1.74.0-8
ii  libboost-log1.74.0         1.74.0-8
ii  libboost-thread1.74.0      1.74.0-8
ii  libc6                      2.31-9
ii  libfftw3-single3           3.3.8-2
ii  libgcc-s1                  10.2.1-6
ii  libgfortran5               10.2.1-6
ii  libgomp1                   10.2.1-6
ii  libhamlib-utils            4.0-4
ii  libhamlib4                 4.0-4
ii  libqcustomplot2.0          2.0.1+dfsg1-4
ii  libqt5core5a               5.15.2+dfsg-2
ii  libqt5gui5                 5.15.2+dfsg-2
ii  libqt5multimedia5          5.15.2-2
ii  libqt5multimedia5-plugins  5.15.2-2
ii  libqt5network5             5.15.2+dfsg-2
ii  libqt5serialport5          5.15.2-2
ii  libqt5sql5                 5.15.2+dfsg-2
ii  libqt5widgets5             5.15.2+dfsg-2
ii  libstdc++6                 10.2.1-6
ii  wsjtx-data                 2.3.0+repack-1

Versions of packages wsjtx recommends:
ii  wsjtx-doc  2.3.0+repack-1

wsjtx suggests no packages.

-- no debconf information