broken dpkg after simple update : keyboard-configuration update FAIL

Code:

root@pc:/home/user# aptitude upgrade
The following partially installed packages will be configured: console-setup console-setup-linux keyboard-configuration xserver-xorg-core
No packages will be installed, upgraded, or removed.
0 packages upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Need to get 0 B of archives. After unpacking 0 B will be used.
Setting up keyboard-configuration (1.108ubuntu15.2) ...
git: 'LC_CTYPE=fr_FR.UTF-8' is not a git command. See 'git --help'.
dpkg: error processing package keyboard-configuration (--configure): subprocess installed post-installation script retued error exit status 1
dpkg: dependency problems prevent configuration of console-setup-linux: console-setup-linux depends on keyboard-configuration (= 1.108ubuntu15.2); however: Package keyboard-configuration is not configured yet.
dpkg: error processing package console-setup-linux (--configure): dependency problems - leaving unconfigured
dpkg: dependency problems prevent configuration of console-setup: console-setup depends on console-setup-linux; however: Package console-setup-linux is not configured yet. console-setup depends on keyboard-configuration (= 1.108ubuntu15.2); however: Package keyboard-configuration is not configured yet.
dpkg: error processing package console-setup (--configure): dependency problems - leaving unconfigured
dpkg: dependency problems prevent configuration of xserver-xorg-core: xserver-xorg-core depends on keyboard-configuration; however: Package keyboard-configuration is not configured yet.
dpkg: error processing package xserver-xorg-core (--configure): dependency No apport report written because the error message indicates its a followup error from a previous failure. No apport report written because the error message indicates its a followup error from a previous failure. No apport report written because MaxReports is reached already problems - leaving unconfigured
Errors were encountered while processing: keyboard-configuration console-setup-linux console-setup xserver-xorg-core
E: Sub-process /usr/bin/dpkg retued an error code (1)
Failed to perform requested operation on package. Trying to recover:
Setting up keyboard-configuration (1.108ubuntu15.2) ...
git: 'LC_CTYPE=fr_FR.UTF-8' is not a git command. See 'git --help'.
dpkg: error processing package keyboard-configuration (--configure): subprocess installed post-installation script retued error exit status 1
dpkg: dependency problems prevent configuration of xserver-xorg-core: xserver-xorg-core depends on keyboard-configuration; however: Package keyboard-configuration is not configured yet.
dpkg: error processing package xserver-xorg-core (--configure): dependency problems - leaving unconfigured
dpkg: dependency problems prevent configuration of console-setup-linux: console-setup-linux depends on keyboard-configuration (= 1.108ubuntu15.2); however: Package keyboard-configuration is not configured yet.
dpkg: error processing package console-setup-linux (--configure): dependency problems - leaving unconfigured
dpkg: dependency problems prevent configuration of console-setup: console-setup depends on console-setup-linux; however: Package console-setup-linux is not configured yet. console-setup depends on keyboard-configuration (= 1.108ubuntu15.2); however: Package keyboard-configuration is not configured yet.
dpkg: error processing package console-setup (--configure): dependency problems - leaving unconfigured
Errors were encountered while processing: keyboard-configuration xserver-xorg-core console-setup-linux console-setup