package libjs-protoaculous 3 failed to install/upgrade: ErrorMessage: subprocess installed post-installation script returned error exit status 1

[richard]

update-manager -d
# upgrade

ProblemType: Package
DistroRelease: Ubuntu 11.10
Package: libjs-protoaculous 3
ProcVersionSignature: Ubuntu 2.6.38-12.51-generic 2.6.38.8
Uname: Linux 2.6.38-12-generic i686
ApportVersion: 1.23-0ubuntu2
Architecture: i386
Date: Sun Oct 9 16:33:01 2011
ErrorMessage: ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110427.1)
PackageArchitecture: all
SourcePackage: protoaculous
Title: package libjs-protoaculous 3 failed to install/upgrade: ErrorMessage: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: Upgraded to oneiric on 2011-10-09 (1 days ago)