Bug#579103: basename: missing operand error when upgrading gdm

[Felix Koop]

Package: gdm
Version: 2.20.10-3
Severity: important

I got the following message when upgrading gdm to the latest version in 
squeeze:

Setting up gdm (2.20.10-3) ...
basename: missing operand
Try `basename --help' for more information.
dpkg: error processing gdm (--configure):
 subprocess installed post-installation script returned error exit status 1
Errors were encountered while processing:
 gdm


-- System Information:
Debian Release: squeeze/sid
  APT prefers testing
  APT policy: (500, 'testing'), (500, 'stable')
Architecture: amd64 (x86_64)

Kernel: Linux 2.6.32-3-amd64 (SMP w/1 CPU core)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/bash

Versions of packages gdm depends on:
ii  adduser                     3.112        add and remove users and groups
ii  debconf [debconf-2.0]       1.5.32       Debian configuration management sy
ii  gksu                        2.0.2-2+b1   graphical frontend to su
ii  gnome-session [x-session-ma 2.28.0-7     The GNOME Session Manager - GNOME 
ii  gnome-terminal [x-terminal- 2.28.2-1     The GNOME terminal emulator applic
ii  libart-2.0-2                2.3.20-2     Library of functions for 2D graphi
ii  libatk1.0-0                 1.30.0-1     The ATK accessibility toolkit
ii  libattr1                    1:2.4.44-1   Extended attribute shared library
ii  libaudit0                   1.7.13-1+b1  Dynamic library for security audit
ii  libc6                       2.10.2-6     Embedded GNU C Library: Shared lib
ii  libcairo2                   1.8.10-4     The Cairo 2D vector graphics libra
ii  libdbus-1-3                 1.2.24-1     simple interprocess messaging syst
ii  libdbus-glib-1-2            0.86-1       simple interprocess messaging syst
ii  libdmx1                     1:1.1.0-2    X11 Distributed Multihead extensio
ii  libfontconfig1              2.8.0-2      generic font configuration library
ii  libfreetype6                2.3.11-1     FreeType 2 font engine, shared lib
ii  libglade2-0                 1:2.6.4-1    library to load .glade files at ru
ii  libglib2.0-0                2.24.0-1     The GLib library of C routines
ii  libgnomecanvas2-0           2.30.1-1     A powerful object-oriented display
ii  libgtk2.0-0                 2.20.0-3     The GTK+ graphical user interface 
ii  libpam-modules              1.1.1-2      Pluggable Authentication Modules f
ii  libpam-runtime              1.1.1-2      Runtime support for the PAM librar
ii  libpam0g                    1.1.1-2      Pluggable Authentication Modules l
ii  libpango1.0-0               1.28.0-1     Layout and rendering of internatio
ii  librsvg2-2                  2.26.2-1     SAX-based renderer library for SVG
ii  librsvg2-common             2.26.2-1     SAX-based renderer library for SVG
ii  libselinux1                 2.0.94-1     SELinux runtime shared libraries
ii  libwrap0                    7.6.q-18     Wietse Venema's TCP wrappers libra
ii  libx11-6                    2:1.3.3-3    X11 client-side library
ii  libxau6                     1:1.0.5-2    X11 authorisation library
ii  libxdmcp6                   1:1.0.3-2    X11 Display Manager Control Protoc
ii  libxext6                    2:1.1.1-3    X11 miscellaneous extension librar
ii  libxi6                      2:1.3-4      X11 Input extension library
ii  libxinerama1                2:1.1-3      X11 Xinerama extension library
ii  libxml2                     2.7.7.dfsg-2 GNOME XML library
ii  lsb-base                    3.2-23       Linux Standard Base 3.2 init scrip
ii  metacity [x-window-manager] 1:2.30.1-1   lightweight GTK+ window manager
ii  xterm [x-terminal-emulator] 256-1        X terminal emulator

Versions of packages gdm recommends:
ii  dialog                    1.1-20100119-2 Displays user-friendly dialog boxe
ii  gdm-themes                0.6.2          Themes for the GNOME Display Manag
ii  whiptail                  0.52.10-8      Displays user-friendly dialog boxe
ii  xserver-xephyr            2:1.7.6-2      nested X server
ii  xserver-xorg              1:7.5+5        the X.Org X server
ii  zenity                    2.30.0-1       Display graphical dialog boxes fro

Versions of packages gdm suggests:
ii  libpam-gnome-keyring          2.30.0-2   PAM module to unlock the GNOME key
ii  locales                       2.10.2-6   Embedded GNU C Library: National L
ii  pm-utils                      1.3.0-1    utilities and scripts for power ma

-- debconf information:
  gdm/daemon_name: /usr/sbin/gdm
* shared/default-x-display-manager: gdm