[Comm] gnome-session errors

[Андрій Добровольський]

Dec 21 17:02:28 stationar gnome-session[1699]: WARNING: Could not
parse desktop file gkrellm.desktop or it references a not found
TryExec binary
Dec 21 17:02:28 stationar gnome-session[1699]: WARNING: Could not
parse desktop file pidgin.desktop or it references a not found TryExec
binary
Dec 21 17:02:28 stationar gnome-session[1699]: WARNING: Could not
parse desktop file xfconf-migration-4.6.desktop or it references a not
found TryExec binary
Dec 21 17:02:28 stationar gnome-session[1699]: WARNING: Could not
parse desktop file gnome-volume-manager.desktop or it references a not
found TryExec binary
Dec 21 17:02:28 stationar gnome-session[1699]: WARNING: Could not
parse desktop file xfce4-settings-helper-autostart.desktop or it
references a not found TryExec binary
Насколько это критично?
Стоит ли бороться?
-- 
Regards,
Andrii Dobrovol`s`kyj