Hi, As I wrote on duplicate bug https://bugs.launchpad.net/ubuntu/+source/gtk+2.0/+bug/369123 , I have a message like this when starting some programs : $ /opt/seamonkey_b1/seamonkey --version Mozilla SeaMonkey 2.0b1, Copyright (c) 1998-2009 mozilla.org $ /opt/seamonkey_b1/seamonkey Gtk-Message: Failed to load module "canberra-gtk-module": /usr/lib/gtk-2.0/modules/libcanberra-gtk-module.so: mauvaise classe ELF: ELFCLASS64 /usr/lib/gio/modules/libgioremote-volume-monitor.so: mauvaise classe ELF: ELFCLASS64 Scott Ritchie a tapoté, le 12/08/2009 12:30: > Please: > dpkg -s ia32-libs > $ dpkg -s ia32-libs Package: ia32-libs Status: install ok installed Priority: extra Section: libs Installed-Size: 125044 Maintainer: Ubuntu MOTU developers