Ok! ange@Ange:~$ gdb xsane GNU gdb (GDB) 7.0-ubuntu Copyright (C) 2009 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "i486-linux-gnu". For bug reporting instructions, please see: ... Reading symbols from /usr/bin/xsane...(no debugging symbols found)...done. (gdb) run Starting program: /usr/bin/xsane [Thread debugging using libthread_db enabled] [New Thread 0xb7cc4b70 (LWP 2847)] WARNING: Unhandled message: interface=org.freedesktop.DBus.Introspectable, path=/, member=Introspect (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated (xsane:2844): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated Program received signal SIGFPE, Arithmetic exception. 0x080b779b in ?? () (gdb) backtrace #0 0x080b779b in ?? () #1 0x080bb056 in ?? () #2 0x080b92a4 in ?? () #3 0x080bb687 in ?? () #4 0x080bd002 in ?? () #5 0x009e09fc in g_cclosure_marshal_VOID__VOID () from /usr/lib/libgobject-2.0.so.0 #6 0x009d3072 in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0 #7 0x009e87a8 in ?? () from /usr/lib/libgobject-2.0.so.0 #8 0x009e9b2d in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0 #9 0x009e9fb6 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0 #10 0x0035888a in gtk_button_clicked () from /usr/lib/libgtk-x11-2.0.so.0 #11 0x00359ea8 in ?? () from /usr/lib/libgtk-x11-2.0.so.0 #12 0x009e09fc in g_cclosure_marshal_VOID__VOID () from /usr/lib/libgobject-2.0.so.0 #13 0x009d16f9 in ?? () from /usr/lib/libgobject-2.0.so.0 #14 0x009d3072 in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0 #15 0x009e80b0 in ?? () from /usr/lib/libgobject-2.0.so.0 #16 0x009e9b2d in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0 #17 0x009e9fb6 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0 #18 0x0035892a in gtk_button_released () from /usr/lib/libgtk-x11-2.0.so.0 #19 0x00358963 in ?? () from /usr/lib/libgtk-x11-2.0.so.0 #20 0x00418474 in ?? () from /usr/lib/libgtk-x11-2.0.so.0 ---Type to continue, or q to quit--- Regards 2010/2/20 Etienne BERSAC