package roundcube-core 0.5.1 dfsg-7 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Bruno Sabin]

Binary package hint: roundcube

during the upgrade from Maverick to Natty, the rouncube databse upgrade fails without an explanation. Only to proceed with the do-release-upgrade is to abort the roundcube upgrade

ProblemType: Package
DistroRelease: Ubuntu 11.04
Package: roundcube-core 0.5.1+dfsg-7
ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
Uname: Linux 2.6.38-8-generic i686
NonfreeKernelModules: nvidia
AptOrdering:
 desktopcouch-ubuntuone: Install
 roundcube-core: Configure
 roundcube: Configure
 desktopcouch-ubuntuone: Configure
Architecture: i386
Date: Fri Apr 29 14:28:23 2011
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationMedia: Ubuntu-Netbook-Remix 9.10 "Karmic Koala" - Release i386 (20091028.4)
PackageArchitecture: all
SourcePackage: roundcube
Title: package roundcube-core 0.5.1+dfsg-7 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: Upgraded to natty on 2011-04-29 (0 days ago)

[Launchpad Janitor (janitor)]

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