Video card -- persistent image behind window when switching to a diff desktop/window

[NoOp]

On 04/22/2011 06:42 AM, ubuntu at r322.com wrote:
>  Hi:
> 
>  Here are 2 pictures of the problem:
> 
>  https://picasaweb.google.com/116056519207953736352/Ubuntu?authkey=Gv1sRgCJqIoaaD6fGJZQ#5598400581668082738
> 
>  The first one is a term window and gimp in the background (virtual 
>  desktop 2.)
> 
>  The second is me switching to desktop 1 and the gimp application that 
>  was at the bottom of window 2 remains on window 1.
> 
>  If I drag the browser window around on window 1 it will go over the 
>  persistent gimp image and remain there all choppy until it's replaced 
>  with another image.
> 
>  Any ideas? This is a HP ProBook 6450b.
> 
> 
>  rob at rob-HP-ProBook-6450b:~$ lspci | grep VGA
>  00:02.0 VGA compatible controller: Intel Corporation Core Processor 
>  Integrated Graphics Controller (rev 02)
>  rob at rob-HP-ProBook-6450b:~$ sudo lshw -C video
>  [sudo] password for rob:
>  PCI (sysfs)
>    *-display
>         description: VGA compatible controller
>         product: Core Processor Integrated Graphics Controller
>         vendor: Intel Corporation
>         physical id: 2
>         bus info: pci at 0000:00:02.0
>         version: 02
>         width: 64 bits
>         clock: 33MHz
>         capabilities: msi pm vga_controller bus_master cap_list rom
>         configuration: driver=i915 latency=0
>         resources: irq:46 memory:d0000000-d03fffff 
>  memory:c0000000-cfffffff ioport:4050(size=8)

This sounds similar to Mr. Zenwiz's issue (Flash leaves ghost image in
browsers...). I don't have the answer, but possible places to look:

<https://launchpad.net/+search?field.text=Core+Processor+Integrated+Graphics+Controller+%2Bi915+%2Bartifact>
<https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bugs?field.searchtext=artifact&orderby=-importance&search=Search&field.status%3Alist=NEW&field.assignee=&field.bug_reporter=&field.omit_dupes=on&field.has_patch=&field.has_no_package=>

<https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bugs?field.searchtext=i915&orderby=-importance&search=Search&field.status%3Alist=NEW&field.assignee=&field.bug_reporter=&field.omit_dupes=on&field.has_patch=&field.has_no_package=>

One other thing I'd suggest; check to see if the refresh rate is
incorrect. Good luck - doesn't look to be an easy one to resolve.