virtualbox-dkms 4.1.12-dfsg-2ubuntu0.2: virtualbox kernel module failed to build

[tandava krishna]

1. sudo apt-get install virtualbox
installation of virtualbox failed

2. sudo dpkg --audit
lists virtualbox-dkms

3. sudo dpkg --purge virtualbox-dkms
successfully removed virtualbox

4. restarted machine

5. after machine restart all of a sudden this message came up and asked me to report error

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: virtualbox-dkms (not installed)
ProcVersionSignature: Ubuntu 3.5.0-26.42~precise1-generic 3.5.7.6
Uname: Linux 3.5.0-26-generic x86_64
ApportVersion: 2.0.1-0ubuntu17.1
Architecture: amd64
DKMSKernelVersion: 3.5.0-26-generic
Date: Fri Mar 29 09:14:19 2013
InstallationMedia: Ubuntu 12.04.2 LTS "Precise Pangolin" - Release amd64 (20130213)
MarkForUpload: True
PackageVersion: 4.1.12-dfsg-2ubuntu0.2
SourcePackage: virtualbox
Title: virtualbox-dkms 4.1.12-dfsg-2ubuntu0.2: virtualbox kernel module failed to build
UpgradeStatus: No upgrade log present (probably fresh install)
VirtualBox.ModInfo: