This is all fixed in trunk unity and compiz-core now.

compiz core revision: 2827, 2830, 2831
unity revision: 1582

On Wed, Sep 21, 2011 at 12:27 AM, Launchpad Bug Tracker
<email address hidden> wrote:
> ** Branch linked: lp:compiz
>
> --
> You received this bug notification because you are a member of Compiz
> Maintainers, which is the registrant for Compiz Core.
> https://bugs.launchpad.net/bugs/847967
>
> Title:
>  A minimized window 'remains' behind on the desktop if
>  /apps/compiz-1/plugins/unityshell/screen0/options/show_minimized_windows
>  is set to true
>
> Status in Compiz Core:
>  Fix Committed
> Status in Unity:
>  Fix Committed
> Status in X.Org X server:
>  Confirmed
> Status in “unity” package in Ubuntu:
>  Fix Committed
> Status in “xorg-server” package in Ubuntu:
>  Fix Released
>
> Bug description:
>  Any window minimized to unity launcher remains on the desktop unseen
>  You cannot interact with the area it occupies other than  files on the desktop outside it's area can be D&D into if applicable otherwise they return to position
>  Minimizing a maximized window can create additional havoc
>
>  Xserver patch required: http://lists.x.org/archives/xorg-
>  devel/2011-September/024996.html
>
>  ProblemType: Bug
>  DistroRelease: Ubuntu 11.10
>  Package: compiz 1:0.9.5.94+bzr2803-0ubuntu1
>  ProcVersionSignature: Ubuntu 3.0.0-11.17-generic 3.0.4
>  Uname: Linux 3.0.0-11-generic i686
>  NonfreeKernelModules: nvidia
>  .proc.driver.nvidia.gpus.0: Error: [Errno 21] Is a directory: '/proc/driver/nvidia/gpus/0'
>  .proc.driver.nvidia.registry: Binary: ""
>  .proc.driver.nvidia.version:
>   NVRM version: NVIDIA UNIX x86 Kernel Module  280.13  Wed Jul 27 16:55:43 PDT 2011
>   GCC version:  gcc version 4.6.1 (Ubuntu/Linaro 4.6.1-9ubuntu2)
>  .tmp.unity.support.test.0:
>
>  ApportVersion: 1.22.1-0ubuntu2
>  Architecture: i386
>  CompizPlugins: [core,composite,opengl,decor,text,imgpng,compiztoolbox,fade,resize,mousepoll,cube,rotate,gnomecompat,vpswitch,move,scale,regex,expo,place,unityshell,scaleaddon]
>  CompositorRunning: compiz
>  Date: Mon Sep 12 11:16:44 2011
>  DistUpgraded: Fresh install
>  DistroCodename: oneiric
>  DistroVariant: ubuntu
>  DkmsStatus:
>   nvidia-current-updates, 280.13, 3.0.0-10-generic, i686: installed
>   nvidia-current-updates, 280.13, 3.0.0-11-generic, i686: installed
>  GraphicsCard:
>   nVidia Corporation G86 [GeForce 8400M GS] [10de:0427] (rev a1) (prog-if 00 [VGA controller])
>     Subsystem: Dell Device [1028:0209]
>  InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta i386 (20110831)
>  JockeyStatus:
>   kmod:nvidia_173 - NVIDIA binary Xorg driver, kernel module and VDPAU library (Proprietary, Disabled, Not in use)
>   kmod:nvidia_current_updates - nvidia_current_updates (Proprietary, Enabled, Not in use)
>   kmod:nvidia_current - NVIDIA binary Xorg driver, kernel module and VDPAU library (Proprietary, Disabled, Not in use)
>  MachineType: Dell Inc. XPS M1330
>  PackageArchitecture: all
>  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-11-generic root=UUID=ad432a25-9ac2-4357-9630-7b4a0dc3deb2 ro quiet splash vt.handoff=7
>  SourcePackage: compiz
>  UnitySupportTest: Error: command ['/usr/lib/nux/unity_support_test', '-p', '-f'] failed with exit code -11:
>  UpgradeStatus: No upgrade log present (probably fresh install)
>  dmi.bios.date: 12/26/2008
>  dmi.bios.vendor: Dell Inc.
>  dmi.bios.version: A15
>  dmi.board.vendor: Dell Inc.
>  dmi.chassis.type: 8
>  dmi.chassis.vendor: Dell Inc.
>  dmi.modalias: dmi:bvnDellInc.:bvrA15:bd12/26/2008:svnDellInc.:pnXPSM1330:pvr:rvnDellInc.:rn:rvr:cvnDellInc.:ct8:cvr:
>  dmi.product.name: XPS M1330
>  dmi.sys.vendor: Dell Inc.
>  version.compiz: compiz 1:0.9.5.94+bzr2803-0ubuntu1
>  version.libdrm2: libdrm2 2.4.26-1ubuntu1
>  version.libgl1-mesa-dri: libgl1-mesa-dri 7.11-0ubuntu3
>  version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
>  version.libgl1-mesa-glx: libgl1-mesa-glx 7.11-0ubuntu3
>  version.nvidia-graphics-drivers: nvidia-graphics-drivers N/A
>  version.xserver-xorg: xserver-xorg 1:7.6+7ubuntu7
>  version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.6.0-1ubuntu13
>  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.99~git20110811.g93fc084-0ubuntu1
>  version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.15.901-1ubuntu2
>  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20110411+8378443-1
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/compiz-core/+bug/847967/+subscriptions
>



-- 
Sam Spilsbury