package libufe-xidgetter0 2.4.7-0ubuntu0.2 failed to install/upgrade: ErrorMessage: subprocess dpkg-split returned error exit status 2

during do-release-upgrade on 12.10 system running on a ZaReason Teo netbook

ProblemType: Package
DistroRelease: Ubuntu 13.04
Package: libufe-xidgetter0 2.4.7-0ubuntu0.2
ProcVersionSignature: Ubuntu 3.5.0-42.65-generic 3.5.7.21
Uname: Linux 3.5.0-42-generic i686
ApportVersion: 2.9.2-0ubuntu8.5
Architecture: i386
CheckboxSubmission: 2578103fd90166afafd3eb329949e571
CheckboxSystem: 9a6d2af3ffb5e20526ca0ccf9ca2c0bf
Date: Mon Oct 28 02:00:03 2013
DuplicateSignature: package:libufe-xidgetter0:2.4.7-0ubuntu0.2:ErrorMessage: subprocess dpkg-split returned error exit status 2
EcryptfsInUse: Yes
ErrorMessage: ErrorMessage: subprocess dpkg-split returned error exit status 2
InstallationDate: Installed on 2013-09-24 (33 days ago)
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Release i386 (20121017.2)
MarkForUpload: True
SourcePackage: unity-firefox-extension
Title: package libufe-xidgetter0 2.4.7-0ubuntu0.2 failed to install/upgrade: ErrorMessage: subprocess dpkg-split returned error exit status 2
UpgradeStatus: Upgraded to raring on 2013-10-28 (0 days ago)