I also got the same issue. I've got 11.04 64bits, running Skype version skype-ubuntu_2.2.0.25-1_amd64.deb . This is my output from skype @ command line:
/usr/lib/gtk-2.0/2.10.0/menuproxies/libappmenu.so: wrong ELF class: ELFCLASS64 (<unknown>:5242): Gtk-WARNING **: Failed to load type module: /usr/lib/gtk-2.0/2.10.0/menuproxies/libappmenu.so /usr/lib/gtk-2.0/2.10.0/menuproxies/libappmenu.so: wrong ELF class: ELFCLASS64 (<unknown>:5242): Gtk-WARNING **: Failed to load type module: /usr/lib/gtk-2.0/2.10.0/menuproxies/libappmenu.so (<unknown>:5242): Gtk-WARNING **: /usr/lib/gtk-2.0/2.10.0/immodules/im-ibus.so: wrong ELF class: ELFCLASS64 (<unknown>:5242): Gtk-WARNING **: Loading IM context type 'ibus' failed (<unknown>:5242): Gtk-WARNING **: /usr/lib/gtk-2.0/2.10.0/immodules/im- ibus.so: wrong ELF class: ELFCLASS64 (<unknown>:5242): Gtk-WARNING **: Loading IM context type 'ibus' failed /usr/lib/gtk-2.0/2.10.0/menuproxies/libappmenu.so: wrong ELF class: ELFCLASS64 (<unknown>:5242): Gtk-WARNING **: Failed to load type module: /usr/lib/gtk-2.0/2.10.0/menuproxies/libappmenu.so /usr/lib/gtk-2.0/2.10.0/menuproxies/libappmenu.so: wrong ELF class: ELFCLASS64 (<unknown>:5242): Gtk-WARNING **: Failed to load type module: /usr/lib/gtk-2.0/2.10.0/menuproxies/libappmenu.so (<unknown>:5242): Gtk-WARNING **: /usr/lib/gtk-2.0/2.10.0/immodules/im-ibus.so: wrong ELF class: ELFCLASS64 (<unknown>:5242): Gtk-WARNING **: Loading IM context type 'ibus' failed Aborted -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/788573 Title: Skype won't start -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs