I suspect that this is the correct package, based on the log report
containing "libgnome-window-settings1 1:2.24.0.1-0ubuntu7.1" which I
believe to be relevant to this bug.

Note that this is pure, unmitigated guess-work.  If you know better,
feel free to change.

Flame mail to /dev/null

Jim

** Summary changed:

- file browser window title bar becomes blank, and controls dissapear
+ Title bar becomes blank with visual effects turned on.

** Description changed:

  Binary package hint: gnome
  
+ (Update - 1/23/09 by Jim (JR))
+ Completely re-writing description based on new information
+ 
  Issue:
- When I open a file browser window - pointing to virtually anywhere - clicking 
elsewhere, (i.e. a child window, inside the current window, the menu panel bar, 
etc.), the title bar sometimes turns white (as if the window had lost focus), 
and the controls within the title bar are either poorly drawn or disappear 
entirely.
+ If visual effects are turned on - mousing-over the title bar controls (upper 
right hand corner), causes title bar to reverse color, the controls are either 
poorly drawn or visually missing, and even the title-bar outlines can dissapear.
  
  Note to Developers:
- This particular machine (a laptop running an AMD Athlon X2-64 (dual core) ), 
experiences this problem in both 32 and 64 bit modes, and this problem 
persisted after being updated from the raw state at initial install to the 
current updated state as of Jan 23, 2009.
+ 
+ 1.  I strongly suspect that this has to do with the Nvidea proprietary driver 
I installed on this laptop - as turning visual effects (eye candy) entirely off 
eliminates the problem.
+ 2.  My suspicion gains confirmation because other machine installs I have 
done did not exhibit this behavior - but no proprietary drivers were installed.
+ (though it is only fair to say that these installs also defaulted to visual 
effects - off.)
+ 
+ Machine:
+ HP (Comapq) Presario F500 laptop with integrated wifi (broadcom), video 
(nvidia), and NIC (don't remember)
+ Processor is an AMD64 (Athlon X2 - 2+ gHz.
+ 2 Gig RAM
+ Huge HD partitioned into five parts with four OS's and a small swap space. 
(two windows, two Ubuntu)
+ Proprietary Broadcom and Nvidia drivers installed. (latest)
+ 
+ Steps to reproduce:
+ Install and launch either 32 or 64 bit versions of Ubuntu on a machine with 
an NVIDIA graphics adapter, using the proprietary Nvidia driver.
+ Verify that visual effects are turned off.
+ 
+ Open "System --> Preferences --> Appearance"
+ Select the "visual effects" tab.
+ Verify visual effects are set to "off"
+ Mouse over the window controls in the upper right corner at the end of the 
title bar, and move the mouse around over these controls.
+ 
+ Then, change the visual effects from "off" to "normal".
+ Repeat the mouse-over as described before.
+ 
+ Expected Results:
+ Mousing over the controls should have no effect except that the control 
buttons might change color slightly to indicate the "presence" of the mouses 
sphere of influence.
+ 
+ Actual Results:
+ When doing this with visual effects turned off, the results are as expected.
+ When doing this with visual effects turned ON - the title bar periodically 
"reverses" itself and partially vanishes when yoiu mouse over the controls in 
the upper right hand corner.
  
  Additional note:
- This might be related to something system specific on this machine, as I have 
installed the 32 bit version of Ubuntu on several other machines here - and I 
do not recall seeing this problem on the others.
+ Do to other instances of the window title-bar flipping behavior - I suspect 
that this would occur if the mouse were to glide over ANY "active" (sensitive 
to the mouse's presence) control or link or whatever within the window - as I 
have seen this behavior happen without massaging the window close controls.
  
- Update:  This issue is not confined to file manager windows - the title bar 
on Firefox exhibits this same action while I am typing this - and it can be 
made to "flip" states by simply mousing over the control button area on the top 
right.
- I attempted to grab a screen-shot using "Applications -->  Accessories -->  
Take Screen Shot" but taking the screen shot causes the title bar to become 
"normal" again.
+ p.s.  Sorry for the "re-do"  but I discovered this simple and direct way
+ to provoke this action and decided to re-write the bug to conform.
+ Sorry for any confusion caused thereto.
  
- System Description:
- HP (Compaq) Presario F500 laptop.
- Broadcom (413) wireless using the latest proprietary  Broadcom driver.
- Wired networking (forget the architecture)
- Nvidia Graphics using the "recommended" Nvidia proprietary driver
- Window "eye candy" settings set to max eye candy.
- AMD AthlonX2 - 64 2 ghz
- 2 gig RAM
- 250 gig HD partitioned into:
- 
-    Partition 1:
-    Primary  partition, formatted as NTFS.
-    Partition label:  Vista 32
-    Partition starts 3 gigs from beginning of drive
-    and continues for appx 1/4th of the drives capacity.
-    Partition has Windows Vista Home Premium, SP-2, 32 bit installed on it.
- 
-    Partition 2:
-    Primary partition, formatted as Linux Swap
-    Partition consists of the first three gigs of the hard drive prior to 
partition 1.
-    Partition is formatted as, and used for, Linux Swap
- 
-    Partition 3:
-    Primary partition, formatted as NTFS.
-    Partition label:  WinXP-32
-    Partition starts immediately after partition 1,
-    and continues for appx 1/4th of the drives capacity.
-    Partition has Windows XP Professional, SP-3 (32 bit) installed on it.
- 
-    Partition 4:
-    Extended Partition consuming the rest of the un-used space on the disk.
-    (appx 1/2 of the drives capacity)
-    Partition is a container for two "logical" partitions.
- 
-    Partition 5:
-    Logical partition, formated as ext-3.
-    Partition label:  Ubuntu32.
-    Partition starts at the beginning of the extended partition,
-    and consumes 1/2 of the extended partition's size. (appx 1/4 of the 
drive's capacity)
-    Partition has Ubuntu 8.10 32 bit (desktop), installed on it
- 
-    Partition 6:
-    Logical partition, formatted as ext-3
-    Partition label:  Ubuntu64
-    Partition starts immediately after partition 5
-    and consumes the rest of the extended partition's free space.  (appx 1/4 
of the drive's capacity)
-    Partition has Ubuntu 8.10 64 bit (desktop), installed on it.
- 
- Installation of Ubuntu is a "default" installation. except that I have turned 
up the graphics "eye candy" to the maximum.
- I have also installed a number of "additional" packages within both the 32 
and 64 bit installs, (not always the same ones).  However, I believe this issue 
was happening prior to installing additional packages.
- 
- Steps to reproduce:
- 
- Launch either 32 or 64 bit versions of Ubuntu 8.10.
- (presence or absence of updates is not material)
- Open a file-browser window.
- From within the "places" pane on the left side, select several of the 
"external" volumes one-by-one, and mount them
- Move back and forth by simply clicking on different mounted volumes in the 
left hand pane.
- 
- Expected Results:
- 1.  The item selected displays it's contents in the main window area.
- 2.  Since the focus of the window has not changed, the appearance of the 
title bar does not change.
- 3.  All controls within the title bar remain visible and clearly drawn.
- 
- Actual Results:
- 1.  The item selected displays in the main window as expected.
- 2.  When switching from one drive to the next (in the side pane), the window 
appears to loose and gain focus.
- 3.  After two or three of these odd "flips" in focus, the controls on the 
title bar - and even the outline of the title bar itself - become indistinct 
and poorly drawn, if not invisible.
- 4.  The controls still work because if you place your mouse pointer over the 
place where a control should be, depending on the individual condition of the 
window at that moment in time, either the control and menu-bar re-appear in 
color, or even if it does not visibly appear, the correct control action takes 
place if it is selected.
  
  ProblemType: Bug
  Architecture: i386 (and amd64)
  DistroRelease: Ubuntu 8.10
  ExecutablePath: /usr/bin/nautilus
  NonfreeKernelModules: wl nvidia
- Package: nautilus 1:2.24.1-0ubuntu1
+ Package: nautilus 1:2.24.1-0ubuntu1 (I suspect a "gnome" library or window 
control is at fault here, if not the video driver!)
  ProcEnviron:
   PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: nautilus
  Uname: Linux 2.6.27-9-generic i686  (This also occurs with 2.6.27-7-generic, 
both 32 & 64 bit)

** Changed in: libgnome (Ubuntu)
Sourcepackagename: meta-gnome2 => libgnome

-- 
Title bar becomes blank with visual effects turned on.
https://bugs.launchpad.net/bugs/320651
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