ERROR: Encrypted private directory is not setup properly

[Nadav]

I updarade to 11.10 which work fine.
today when I did upgrade, I demanded to restart and after it the ecncrpt home folder won't open.

$ ecryptfs-mount-private
ERROR: Encrypted private directory is not setup properly

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: ecryptfs-utils 88-0ubuntu1
ProcVersionSignature: Ubuntu 3.0-1.2-generic 3.0.0-rc3
Uname: Linux 3.0-1-generic i686
Architecture: i386
Date: Sun Jun 26 15:26:54 2011
InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release i386 (20100429)
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_US.utf8
 SHELL=/bin/bash
SourcePackage: ecryptfs-utils
UpgradeStatus: Upgraded to oneiric on 2011-06-26 (0 days ago)

[Launchpad Janitor (janitor)]

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