Christopher

I installed those packages, and the following output was the result:

root@shatner:/home/hal/Downloads# dpkg -i linux-headers-3.6.2-030602-generic_3.6.2-030602.201210121823_amd64.deb linux-image-3.6.2-030602-generic_3.6.2-030602.201210121823_amd64.deb 
(Reading database ... 284345 files and directories currently installed.)
Preparing to replace linux-headers-3.6.2-030602-generic 3.6.2-030602.201210121823 (using linux-headers-3.6.2-030602-generic_3.6.2-030602.201210121823_amd64.deb) ...
Unpacking replacement linux-headers-3.6.2-030602-generic ...
Selecting previously unselected package linux-image-3.6.2-030602-generic.
Unpacking linux-image-3.6.2-030602-generic (from linux-image-3.6.2-030602-generic_3.6.2-030602.201210121823_amd64.deb) ...
Done.
dpkg: dependency problems prevent configuration of linux-headers-3.6.2-030602-generic:
 linux-headers-3.6.2-030602-generic depends on linux-headers-3.6.2-030602; however:
  Package linux-headers-3.6.2-030602 is not installed.
dpkg: error processing linux-headers-3.6.2-030602-generic (--install):
 dependency problems - leaving unconfigured
Setting up linux-image-3.6.2-030602-generic (3.6.2-030602.201210121823) ...
Running depmod.
update-initramfs: deferring update (hook will be called later)
Examining /etc/kernel/postinst.d.
run-parts: executing /etc/kernel/postinst.d/dkms 3.6.2-030602-generic /boot/vmlinuz-3.6.2-030602-generic
ERROR (dkms apport): binary package for nvidia: 304.43 not found
Error! Bad return status for module build on kernel: 3.6.2-030602-generic (x86_64)
Consult /var/lib/dkms/nvidia/304.43/build/make.log for more information.
ERROR (dkms apport): kernel package linux-headers-3.6.2-030602-generic is not supported
Error! Bad return status for module build on kernel: 3.6.2-030602-generic (x86_64)
Consult /var/lib/dkms/virtualbox/4.1.12/build/make.log for more information.
run-parts: executing /etc/kernel/postinst.d/initramfs-tools 3.6.2-030602-generic /boot/vmlinuz-3.6.2-030602-generic
update-initramfs: Generating /boot/initrd.img-3.6.2-030602-generic
run-parts: executing /etc/kernel/postinst.d/pm-utils 3.6.2-030602-generic /boot/vmlinuz-3.6.2-030602-generic
run-parts: executing /etc/kernel/postinst.d/update-notifier 3.6.2-030602-generic /boot/vmlinuz-3.6.2-030602-generic
run-parts: executing /etc/kernel/postinst.d/zz-update-grub 3.6.2-030602-generic /boot/vmlinuz-3.6.2-030602-generic
Generating grub.cfg ...
Found linux image: /boot/vmlinuz-3.6.2-030602-generic
Found initrd image: /boot/initrd.img-3.6.2-030602-generic
Found linux image: /boot/vmlinuz-3.2.0-32-generic
Found initrd image: /boot/initrd.img-3.2.0-32-generic
Found linux image: /boot/vmlinuz-3.2.0-31-generic
Found initrd image: /boot/initrd.img-3.2.0-31-generic
Found linux image: /boot/vmlinuz-3.2.0-30-generic
Found initrd image: /boot/initrd.img-3.2.0-30-generic
Found linux image: /boot/vmlinuz-3.2.0-29-generic
Found initrd image: /boot/initrd.img-3.2.0-29-generic
Found memtest86+ image: /memtest86+.bin
done
Errors were encountered while processing:
 linux-headers-3.6.2-030602-generic

I am more than happy to provide as much information as you need, but please bear in mind that this is not a development machine. It's crucial that the integrity of the system is not corrupted in any way, as I rely on it for my work.

With this in mind, how would you like me to precede?