package samba 2:3.5.8~dfsg-1ubuntu2.3 failed to install/upgrade: ErrorMessage: package samba is not ready for configuration cannot configure (current status `half-installed')

[Nepstar]

occured when tried to upgreade from natty to oneiric.... upgrade could not be finished! have to use dpkg --configure -a or something...

ProblemType: Package
DistroRelease: Ubuntu 11.10
Package: samba 2:3.5.8~dfsg-1ubuntu2.3
ProcVersionSignature: Ubuntu 2.6.38-12.51-generic 2.6.38.8
Uname: Linux 2.6.38-12-generic x86_64
ApportVersion: 1.23-0ubuntu4
Architecture: amd64
Date: Tue Nov 1 20:59:18 2011
ErrorMessage: ErrorMessage: package samba is not ready for configuration cannot configure (current status `half-installed')
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Beta amd64 (20110413)
SambaServerRegression: Yes
SmbConfIncluded: Yes
SourcePackage: samba
Title: package samba 2:3.5.8~dfsg-1ubuntu2.3 failed to install/upgrade: ErrorMessage: package samba is not ready for configuration cannot configure (current status `half-installed')
UbuntuFailedConnect: Yes
UpgradeStatus: Upgraded to oneiric on 2011-11-01 (0 days ago)