wrong keymap in debfoster interactive execution

[Daniel S]

in debfoster interactive execution almost all keys are working incorrectly and is not the first time that i see this problem, is an old problem. Next i show a summary of keys that i have identified in the program.

*** P links to Help ********************************************************
sudo debfoster

xubuntu-desktop mantiene instalados los siguientes 517 paquetes:
  acpi-support acpid ... (a very large list)

¿Desea mantener xubuntu-desktop? [Ynpsiuqx?], [H] Ayuda: P

  Yes Mantiene xubuntu-desktop (predeterminado).
  No Elimina xubuntu-desktop.
  Prune Elimina xubuntu-desktop y los paquetes que mantiene instalados.
  Skip Omite esta pregunta.
  Help Muestra este mensaje.
  Info o ? Muestra información acerca de xubuntu-desktop.
  Undo Deshace la última respuesta.
  Quit Cierra sin eliminar paquetes.
  Exit Elimina paquetes no deseados y cierra.

¿Desea mantener xubuntu-desktop? [Ynpsiuqx?], [H] Ayuda:

*** Q and S links to Info **************************************************
sudo debfoster

xubuntu-desktop mantiene instalados los siguientes 517 paquetes:
  acpi-support ... (a very large list)
¿Desea mantener xubuntu-desktop? [Ynpsiuqx?], [H] Ayuda: Q
Package: xubuntu-desktop
Status: install ok installed
Priority: optional
Section: metapackages
Installed-Size: 29
Maintainer: Xubuntu Developers <email address hidden>
Architecture: amd64
Source: xubuntu-meta
Version: 2.225
Depends: alsa-base, ... (a very large list)
Description: Xubuntu desktop system
 This package depends on all of the packages in the Xubuntu desktop system
 .
 It is safe to remove this package if some of the desktop system packages are
 not desired.
¿Desea mantener xubuntu-desktop? [Ynpsiuqx?], [H] Ayuda: S
Package: xubuntu-desktop
Status: install ok installed
Priority: optional
Section: metapackages
Installed-Size: 29
Maintainer: Xubuntu Developers <email address hidden>
Architecture: amd64
Source: xubuntu-meta
Version: 2.225
Depends: alsa-base, ... (a very large list)
Description: Xubuntu desktop system
 This package depends on all of the packages in the Xubuntu desktop system
 .
 It is safe to remove this package if some of the desktop system packages are
 not desired.
¿Desea mantener xubuntu-desktop? [Ynpsiuqx?], [H] Ayuda:

*** Y and U links to prune and exit respectively *****************************
sudo debfoster

xubuntu-desktop mantiene instalados los siguientes 517 paquetes:
  acpi-support ... (a very large list)
¿Desea mantener xubuntu-desktop? [Ynpsiuqx?], [H] Ayuda: Y

mono-complete mantiene instalados los siguientes 190 paquetes:
  binfmt-support ... (a very large list)
¿Desea mantener mono-complete? [Ynpsiuqx?], [H] Ayuda: U
Leyendo lista de paquetes... Hecho
Creando árbol de dependencias
Leyendo la información de estado... Hecho
Los paquetes indicados a continuación se instalaron de forma automática y ya no son necesarios.
  fonts-beng fonts-beng-extra fonts-deva fonts-deva-extra fonts-gargi fonts-gubbi fonts-gujr fonts-gujr-extra fonts-indic
  fonts-kalapi fonts-knda fonts-lohit-beng-assamese fonts-lohit-beng-bengali fonts-lohit-deva fonts-lohit-gujr fonts-lohit-knda
  fonts-lohit-mlym fonts-lohit-orya fonts-lohit-taml fonts-lohit-taml-classical fonts-lohit-telu fonts-mlym fonts-nakula
  fonts-navilu fonts-orya fonts-orya-extra fonts-pagul fonts-sahadeva fonts-samyak-deva fonts-samyak-gujr fonts-samyak-mlym
  fonts-samyak-taml fonts-sarai fonts-smc fonts-smc-anjalioldlipi fonts-smc-chilanka fonts-smc-dyuthi fonts-smc-karumbi
  fonts-smc-keraleeyam fonts-smc-manjari fonts-smc-meera fonts-smc-rachana fonts-smc-raghumalayalamsans fonts-smc-suruma
  fonts-smc-uroob fonts-taml fonts-telu fonts-telu-extra gir1.2-goa-1.0 gir1.2-snapd-1 gnome-font-viewer gnome-sudoku kerneloops
  libgspell-1-1 libgspell-1-common libkeybinder-3.0-0 libreoffice-gnome libreoffice-gtk3 libsnapd-glib1 mate-calc mate-calc-common
  numlockx printer-driver-m2300w python3-xcffib session-migration sgt-launcher sgt-puzzles spice-vdagent xfce4-pulseaudio-plugin
Utilice «sudo apt autoremove» para eliminarlos.
Los siguientes paquetes se ELIMINARÁN:
  apport-gtk* gnome-software* gnome-software-plugin-snap* software-properties-gtk* ubuntu-release-upgrader-gtk* update-manager*
  update-notifier* xubuntu-core* xubuntu-desktop*
0 actualizados, 0 nuevos se instalarán, 9 para eliminar y 0 no actualizados.
Se liberarán 4 787 kB después de esta operación.
¿Desea continuar? [S/n] n
Anulado.

*** H and I links to undo and quit respectively ******************************************
sudo debfoster

xubuntu-desktop mantiene instalados los siguientes 517 paquetes:
  acpi-support ... (a very large list)
¿Desea mantener xubuntu-desktop? [Ynpsiuqx?], [H] Ayuda: Y

mono-complete mantiene instalados los siguientes 190 paquetes:
  binfmt-support ... (a very large list)
¿Desea mantener mono-complete? [Ynpsiuqx?], [H] Ayuda: H

xubuntu-desktop mantiene instalados los siguientes 517 paquetes:
  acpi-support ... (a very large list)
¿Desea mantener xubuntu-desktop? [Ynpsiuqx?], [H] Ayuda: I
Exit without saving? [yN?]: Y

******************************************************************************************
I can't determine how the keys ?, X and N are working
I have cut part of the log in benefit of better reading, i deleted only the list of packages showed by debfoster.

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: debfoster 2.7-2.1
ProcVersionSignature: Ubuntu 4.15.0-46.49-generic 4.15.18
Uname: Linux 4.15.0-46-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.6
Architecture: amd64
CurrentDesktop: XFCE
Date: Tue Mar 26 16:37:59 2019
EcryptfsInUse: Yes
InstallationDate: Installed on 2016-08-09 (959 days ago)
InstallationMedia: Xubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1)
SourcePackage: debfoster
UpgradeStatus: Upgraded to bionic on 2018-07-07 (261 days ago)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[m4v (m4v)]

As a workaround run debfoster with "sudo LC_ALL=C debfoster", it will be in English but the keymap will be correct.