famille@PCBureauUubuntu:~$ sudo apt-get install acpi

Reading package lists... Done
Building dependency tree       
Reading state information... Done
acpi is already the newest version.
0 upgraded, 0 newly installed, 0 to remove and 3 not upgraded.
5 not fully installed or removed.
Need to get 0B of archives.
After unpacking 0B of additional disk space will be used.
Setting up acpid (1.0.4-5ubuntu4) ...
 * Loading ACPI modules...                                               [ ok ] 
 * Starting ACPI services...                                                    invoke-rc.d: initscript acpid, action "start" failed.
dpkg: error processing acpid (--configure):
 subprocess post-installation script returned error exit status 1
dpkg: dependency problems prevent configuration of acpi-support:
 acpi-support depends on acpid (>= 1.0.4-1ubuntu4); however:
  Package acpid is not configured yet.
dpkg: error processing acpi-support (--configure):
 dependency problems - leaving unconfigured
dpkg: dependency problems prevent configuration of powermanagement-interface:
 powermanagement-interface depends on acpi-support (>= 0.17); however:
  Package acpi-support is not configured yet.
dpkg: error processing powermanagement-interface (--configure):
 dependency problems - leaving unconfigured
dpkg: dependency problems prevent configuration of gnome-power-manager:
 gnome-power-manager depends on powermanagement-interface; however:
  Package powermanagement-interface is not configured yet.
dpkg: error processing gnome-power-manager (--configure):
 dependency problems - leaving unconfigured
dpkg: dependency problems prevent configuration of gnome-session:
 gnome-session depends on gnome-power-manager; however:
  Package gnome-power-manager is not configured yet.
dpkg: error processing gnome-session (--configure):
 dependency problems - leaving unconfigured
Errors were encountered while processing:
 acpid
 acpi-support
 powermanagement-interface
 gnome-power-manager
 gnome-session
E: Sub-process /usr/bin/dpkg returned an error code (1)