package xserver-xorg-core 2:1.9.99.901+git20110131.be3be758-0ubuntu1 failed to install/upgrade: installing xserver-xorg-core would break existing software

[okubax]

issue with upgrading xserver-xorg-core

ProblemType: Package
DistroRelease: Ubuntu 11.04
Package: xserver-xorg-core 2:1.9.99.901+git20110131.be3be758-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.38-1.28-generic 2.6.38-rc2
Uname: Linux 2.6.38-1-generic i686
Architecture: i386
DRM.card0.LVDS.1:
 status: connected
 enabled: enabled
 dpms: On
 modes: 1280x800
 edid-base64: AP///////wBEkywAAAAAAAAPAQOAHhN4CtfgkVRPjCgiUFQAAAABAQEBAQEBAQEBAQEBAQEB6hoAgFAgEDAVIEQAML4QAAAYAAAADwAIACoAAQAEADJKBBkBAAAA/gBRVUFOVEFESVNQTEFZAAAA/gBRRDE0VEwwMTMKICAgADE=
DRM.card0.VGA.1:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes:
 edid-base64:
Date: Wed Feb 2 13:56:58 2011
DistUpgraded: Yes, recently upgraded Log time: 2011-01-17 22:44:47.034738
DistroCodename: natty
DistroVariant: ubuntu
ErrorMessage: installing xserver-xorg-core would break existing software
GraphicsCard:
 Subsystem: Acer Incorporated [ALI] Device [1025:0110]
   Subsystem: Acer Incorporated [ALI] Device [1025:0110]
MachineType: Acer, inc. Aspire 3680
PccardctlIdent:
 Socket 0:
   no product info available
PccardctlStatus:
 Socket 0:
   3.3V 32-bit PC Card
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-1-generic root=UUID=19504ee4-80df-4552-9a4b-74a2026a86a5 ro quiet splash vt.handoff=7
ProcKernelCmdLine_: BOOT_IMAGE=/boot/vmlinuz-2.6.38-1-generic root=UUID=19504ee4-80df-4552-9a4b-74a2026a86a5 ro quiet splash vt.handoff=7
SourcePackage: xorg-server
Title: package xserver-xorg-core 2:1.9.99.901+git20110131.be3be758-0ubuntu1 failed to install/upgrade: installing xserver-xorg-core would break existing software
dmi.bios.date: 01/04/07
dmi.bios.vendor: Acer
dmi.bios.version: v1.3223
dmi.board.name: Prespa1
dmi.board.vendor: Acer, Inc.
dmi.board.version: Not Applicable
dmi.chassis.type: 1
dmi.chassis.vendor: Acer, Inc.
dmi.chassis.version: N/A
dmi.modalias: dmi:bvnAcer:bvrv1.3223:bd01/04/07:svnAcer,inc.:pnAspire3680:pvrNotApplicable:rvnAcer,Inc.:rnPrespa1:rvrNotApplicable:cvnAcer,Inc.:ct1:cvrN/A:
dmi.product.name: Aspire 3680
dmi.product.version: Not Applicable
dmi.sys.vendor: Acer, inc.
version.libdrm2: libdrm2 2.4.23-1ubuntu3
version.libgl1-mesa-glx: libgl1-mesa-glx 7.10-1ubuntu1
version.xserver-xorg: xserver-xorg 1:7.6~3ubuntu1
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.13.2+git20110124.fadee040-0ubuntu4
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.14.0-1ubuntu5
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau N/A