$ sudo apt-get install --reinstall initramfs-tools
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
  screen-resolution-extra python-central dkms
Use 'apt-get autoremove' to remove them.
0 upgraded, 0 newly installed, 1 reinstalled, 0 to remove and 0 not upgraded.
3 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Setting up initramfs-tools (0.99ubuntu8) ...
update-initramfs: deferring update (trigger activated)
Setting up jadetex (3.13-12) ...
ucf: Unable to determine The new file
dpkg: error processing jadetex (--configure):
 subprocess installed post-installation script returned error exit status 1
dpkg: dependency problems prevent configuration of docbook-utils:
 docbook-utils depends on jadetex; however:
  Package jadetex is not configured yet.
dpkg: error processing docbook-utils (--configure):
 dependency problems - leaving unconfigured
Processing triggers for initramfs-tools ...
No apport report written because the error message indicates its a followup error from a previous failure.
                                                                                                          update-initramfs: Generating /boot/initrd.img-3.0.0-12-generic
.: 66: Can't open /etc/initramfs-tools/initramfs.conf
update-initramfs: failed for /boot/initrd.img-3.0.0-12-generic with 127.
dpkg: error processing initramfs-tools (--configure):
 subprocess installed post-installation script returned error exit status 127
Errors were encountered while processing:
 jadetex
 docbook-utils
 initramfs-tools
E: Sub-process /usr/bin/dpkg returned an error code (1)