package resolvconf 1.63ubuntu11 failed to install/upgrade: ErrorMessage: subprocess installed post-installation script returned error exit status 1

[Michael Skov]

Just updated

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: resolvconf 1.63ubuntu11
ProcVersionSignature: Ubuntu 3.2.0-24.37-generic-pae 3.2.14
Uname: Linux 3.2.0-24-generic-pae i686
ApportVersion: 2.0.1-0ubuntu7
Architecture: i386
Date: Tue May 8 17:09:46 2012
ErrorMessage: ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Beta i386 (20100318)
PackageArchitecture: all
SourcePackage: resolvconf
Title: package resolvconf 1.63ubuntu11 failed to install/upgrade: ErrorMessage: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: Upgraded to precise on 2012-05-08 (0 days ago)

[Thomas Hood (jdthood)]

VarLogDistupgradeTermlog: "Setting up resolvconf (1.63ubuntu11) ...
resolvconf.postinst: Error: Cannot replace the current /etc/resolv.conf with a symbolic link because it is immutable."

To fix this:

    sudo chattr -i /etc/resolv.conf
    sudo dpkg --configure -a