package nvidia-361 361.42-0ubuntu2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Sieve70]

 Installing 16.04

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: nvidia-361 361.42-0ubuntu2
ProcVersionSignature: Ubuntu 4.4.0-21.37-generic 4.4.6
Uname: Linux 4.4.0-21-generic x86_64
ApportVersion: 2.20.1-0ubuntu2
Architecture: amd64
CasperVersion: 1.376
Date: Thu Sep 22 01:53:28 2016
DuplicateSignature:
 Setting up initramfs-tools (0.122ubuntu8) ...
 update-initramfs: deferring update (trigger activated)
 cp: cannot create regular file '/cdrom/casper/initrd.gz.new': No such file or directory
 dpkg: error processing package initramfs-tools (--configure):
  subprocess installed post-installation script returned error exit status 1
ErrorMessage: subprocess installed post-installation script returned error exit status 1
LiveMediaBuild: It
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1
 apt 1.2.10ubuntu1
SourcePackage: nvidia-graphics-drivers-361
Title: package nvidia-361 361.42-0ubuntu2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #1594013, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.