8.10 to 9.04 upgrade failed. xserver-xorg-core cannot be upgraded.

[davidtlwong]

Binary package hint: xserver-xorg-core

When upgrade from 8.10 to 9.04, package xserver-xorg-core cannot be upgraded.

Could not install '/var/cache/apt/archives/xserver-xorg-core_2%3a1.6.0-0ubuntu14_amd64.deb'

The upgrade will continue but the '/var/cache/apt/archives/xserver-xorg-core_2%3a1.6.0-0ubuntu14_amd64.deb' package may be in a not working state. Please consider submitting a bug report about it.

conflicting packages - not installing xserver-xorg-core

ProblemType: Bug
Architecture: amd64
DistroRelease: Ubuntu 9.04
NonfreeKernelModules: nvidia
Package: xserver-xorg-core 2:1.5.2-2ubuntu3.1 [modified: usr/lib/xorg/modules/extensions/libglx.so]
ProcEnviron:
 SHELL=/bin/bash
 LANG=en_HK.UTF-8
ProcVersion: Linux version 2.6.27-11-generic (buildd@yellow) (gcc version 4.3.2 (Ubuntu 4.3.2-1ubuntu11) ) #1 SMP Wed Apr 1 20:53:41 UTC 2009
SourcePackage: xorg-server
Uname: Linux 2.6.27-11-generic x86_64

[Bryce Harrington (bryce)]

Attach your /var/log/dpkg.log

[Bryce Harrington (bryce)]

We're closing this bug since it is has been some time with no response from the original reporter. However, if the issue still exists please feel free to reopen with the requested information. Also, if you could, please test against the latest development version of Ubuntu, since this confirms the bug is one we may be able to pass upstream for help.