package nvidia-346 346.59-0ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Rajat N Toshniwal]

I was trying to install cuda on ubuntu 15.04.

ProblemType: Package
DistroRelease: Ubuntu 15.04
Package: nvidia-346 346.59-0ubuntu1
ProcVersionSignature: Ubuntu 3.19.0-26.28-generic 3.19.8-ckt4
Uname: Linux 3.19.0-26-generic x86_64
ApportVersion: 2.17.2-0ubuntu1.3
Architecture: amd64
Date: Mon Sep 7 18:58:57 2015
DuplicateSignature: package:nvidia-346:346.59-0ubuntu1:subprocess installed post-installation script returned error exit status 1
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2015-04-28 (132 days ago)
InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422)
RelatedPackageVersions:
 dpkg 1.17.25ubuntu1
 apt 1.0.9.7ubuntu4.1
SourcePackage: nvidia-graphics-drivers-346
Title: package nvidia-346 346.59-0ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.