Bonjour Sifo-Dyas,
Merci pour tes explications très claires.
Opération effectuée mais même résultat
Suite à un autre test avec thunderbird j'ai un résultat semblable voir ci-dessous.
[j@PI3100 ~]$ thunderbird
(process:13726): GLib-CRITICAL **: g_slice_set_config: assertion 'sys_page_size == 0' failed
(thunderbird:13726): GLib-GObject-WARNING **: Attempt to add property GnomeProgram::sm-connect after class was initialised
(thunderbird:13726): GLib-GObject-WARNING **: Attempt to add property GnomeProgram::show-crash-dialog after class was initialised
(thunderbird:13726): GLib-GObject-WARNING **: Attempt to add property GnomeProgram::display after class was initialised
(thunderbird:13726): GLib-GObject-WARNING **: Attempt to add property GnomeProgram::default-icon after class was initialised
A+