невозможно установить g ++ (раньше работало нормально?)

Сегодня вернулся на мою машину, g ++ не запускается из командной строки.

вывод из sudo apt-get install g++:

The following packages have unmet dependencies:
 fglrx : Depends: dkms but it is not installable
         Depends: linux-headers-generic but it is not installable or
                  linux-headers but it is not installable
         Conflicts: fglrx-driver
 fglrx-amdcccle : Conflicts: fglrx-control
 fglrx-amdcccle-updates : Conflicts: fglrx-control
 fglrx-dev : Conflicts: fglrx-driver-dev
 fglrx-updates : Depends: dkms but it is not installable
                 Depends: linux-headers-generic but it is not installable or
                          linux-headers but it is not installable
                 Conflicts: fglrx-driver
 fglrx-updates-dev : Conflicts: fglrx-driver-dev
 nvidia-settings-updates : Depends: screen-resolution-extra (>= 0.12) but it is not installable

apt log:

Start-Date: 2013-08-02  10:52:41
Commandline: apt-get install cpp-
Remove: x11-apps:i386 (7.6+5ubuntu1), libgnome2-0:i386 (2.32.1-2ubuntu1.1), libidl-common:i386 (0.8.14-0.2ubuntu2), x11-xserver-utils:i386 (7.6+3), g++:i386 (4.6.3-1ubuntu5), cpp:i386 (4.6.3-1ubuntu5), gcc:i386 (4.6.3-1ubuntu5), libidl0:i386 (0.8.14-0.2ubuntu2), libbonobo2-0:i386 (2.32.1-0ubuntu1.1), x11-session-utils:i386 (7.6+2), acpi-support:i386 (0.140.1), x11-xserver-utils-lts-quantal:i386 (7.7~3ubuntu1~precise1), liborbit2:i386 (2.14.19-0.1ubuntu1), xorg:i386 (7.6+12ubuntu2), libgnome2-bin:i386 (2.32.1-2ubuntu1.1)
End-Date: 2013-08-02  10:53:00

Start-Date: 2013-08-02  13:58:26
Commandline: apt-get autoremove
Remove: xorg-docs-core:i386 (1.6-1ubuntu2), g++-4.6:i386 (4.6.3-1ubuntu5), x11-xfs-utils:i386 (7.6+1), toshset:i386 (1.76-2), acpid:i386 (2.0.10-1ubuntu3), xinit:i386 (1.3.1-1), libbonobo2-common:i386 (2.32.1-0ubuntu1.1), libstdc++6-4.6-dev:i386 (4.6.3-1ubuntu5)
End-Date: 2013-08-02  13:58:38

apt источников:

# deb cdrom:[Ubuntu 12.04.2 LTS _Precise Pangolin_ - Release i386 (20130213)]/ precise main restricted


deb http://us.archive.ubuntu.com/ubuntu/ precise main restricted
deb-src http://us.archive.ubuntu.com/ubuntu/ precise main restricted


deb ht.tp://us.archive.ubuntu.com/ubuntu/ precise-updates main restricted
deb-src http://us.archive.ubuntu.com/ubuntu/ precise-updates main restricted


deb ht.tp://us.archive.ubuntu.com/ubuntu/ precise universe
deb-src ht.tp://us.archive.ubuntu.com/ubuntu/ precise universe
deb ht.tp://us.archive.ubuntu.com/ubuntu/ precise-updates universe
deb-src ht.tp://us.archive.ubuntu.com/ubuntu/ precise-updates universe


deb ht.tp://us.archive.ubuntu.com/ubuntu/ precise multiverse
deb-src ht.tp://us.archive.ubuntu.com/ubuntu/ precise multiverse
deb ht.tp://us.archive.ubuntu.com/ubuntu/ precise-updates multiverse
deb-src ht.tp://us.archive.ubuntu.com/ubuntu/ precise-updates multiverse


deb ht.tp://us.archive.ubuntu.com/ubuntu/ precise-backports main restricted universe multiverse
deb-src ht.tp://us.archive.ubuntu.com/ubuntu/ precise-backports main restricted universe multiverse

deb ht.tp://us.archive.ubuntu.com/ubuntu/ precise-security main restricted
deb-src ht.tp://us.archive.ubuntu.com/ubuntu/ precise-security main restricted
deb ht.tp://us.archive.ubuntu.com/ubuntu/ precise-security universe
deb-src ht.tp://us.archive.ubuntu.com/ubuntu/ precise-security universe
deb ht.tp://us.archive.ubuntu.com/ubuntu/ precise-security multiverse
deb-src ht.tp://us.archive.ubuntu.com/ubuntu/ precise-security multiverse


# deb ht.tp://archive.canonical.com/ubuntu precise partner
# deb-src ht.tp://archive.canonical.com/ubuntu precise partner


deb ht.tp://extras.ubuntu.com/ubuntu precise main
deb-src ht.tp://extras.ubuntu.com/ubuntu precise main

deb ht.tp://archive.ubuntu.com/ubuntu precise restricted main

Может кто-нибудь сказать мне, что здесь происходит ?