Package: firmware-b43-installer Version: 1:019-5 Followup-For: Bug #956858 Yes, I can confirm that I get the same error message in German. I translated it, which was probably not so clever after all. I'm quite sure that the problem is actually with the German locale.
Line 64 in firmware-b43-installer.postinst reads xargs -r -0 -a "${catalog}" dpkg-query -S 2>&1 1>/dev/null | sed -es',[^/]\+,,' | xargs -r rm -- With German locale, the dpkg-query command returns dpkg-query: Kein Pfad gefunden, der auf Muster /lib/firmware/b43/lp0initvals14.fw passt dpkg-query: Kein Pfad gefunden, der auf Muster /lib/firmware/b43/lcn0bsinitvals25.fw passt [and so on...] Thus, the sed parsing returns something else than expected (the trailing 'passt' is not removed from the output of dpkg-query). -- System Information: Debian Release: bullseye/sid APT prefers testing APT policy: (500, 'testing') Architecture: amd64 (x86_64) Foreign Architectures: i386 Kernel: Linux 5.5.0-1-amd64 (SMP w/4 CPU cores) Locale: LANG=de_DE.utf8, LC_CTYPE=de_DE.utf8 (charmap=UTF-8), LANGUAGE=de_DE.utf8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system) Versions of packages firmware-b43-installer depends on: ii b43-fwcutter 1:019-5 ii bzip2 1.0.8-2 ii ca-certificates 20190110 ii wget 1.20.3-1+b2 firmware-b43-installer recommends no packages. firmware-b43-installer suggests no packages. -- no debconf information