forgotten to give you the graphics adapter:
00:05.0 VGA compatible controller: nVidia Corporation C51 PCI Express 
Bridge (rev a2)

It's a Dell C521 dimension with Athlon Sempron.

/Bernd

00:00.0 RAM memory: nVidia Corporation C51 Host Bridge (rev a2)
00:00.1 RAM memory: nVidia Corporation C51 Memory Controller 0 (rev a2)
00:00.2 RAM memory: nVidia Corporation C51 Memory Controller 1 (rev a2)
00:00.3 RAM memory: nVidia Corporation C51 Memory Controller 5 (rev a2)
00:00.4 RAM memory: nVidia Corporation C51 Memory Controller 4 (rev a2)
00:00.5 RAM memory: nVidia Corporation C51 Host Bridge (rev a2)
00:00.6 RAM memory: nVidia Corporation C51 Memory Controller 3 (rev a2)
00:00.7 RAM memory: nVidia Corporation C51 Memory Controller 2 (rev a2)
00:02.0 PCI bridge: nVidia Corporation C51 PCI Express Bridge (rev a1)
00:03.0 PCI bridge: nVidia Corporation C51 PCI Express Bridge (rev a1)
00:04.0 PCI bridge: nVidia Corporation C51 PCI Express Bridge (rev a1)
00:05.0 VGA compatible controller: nVidia Corporation C51 PCI Express 
Bridge (rev a2)
00:09.0 RAM memory: nVidia Corporation MCP51 Host Bridge (rev a2)
00:0a.0 ISA bridge: nVidia Corporation MCP51 LPC Bridge (rev a3)
00:0a.1 SMBus: nVidia Corporation MCP51 SMBus (rev a3)
00:0a.2 RAM memory: nVidia Corporation MCP51 Memory Controller 0 (rev a3)
00:0b.0 USB Controller: nVidia Corporation MCP51 USB Controller (rev a3)
00:0b.1 USB Controller: nVidia Corporation MCP51 USB Controller (rev a3)
00:0e.0 IDE interface: nVidia Corporation MCP51 Serial ATA Controller 
(rev a1)
00:0f.0 IDE interface: nVidia Corporation MCP51 Serial ATA Controller 
(rev a1)
00:10.0 PCI bridge: nVidia Corporation MCP51 PCI Bridge (rev a2)
00:10.1 Audio device: nVidia Corporation MCP51 High Definition Audio 
(rev a2)
00:18.0 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] 
HyperTransport Technology Configuration
00:18.1 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] 
Address Map
00:18.2 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] 
DRAM Controller
00:18.3 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] 
Miscellaneous Control
01:00.0 RAID bus controller: Silicon Image, Inc. SiI 3132 Serial ATA 
Raid II Controller (rev 01)
04:07.0 Ethernet controller: Broadcom Corporation BCM4401-B0 100Base-TX 
(rev 02)


www:    http://www.berndporr.me.uk/
         http://www.linux-usb-daq.co.uk/
Mobile: +44 (0)7840 340069
Work:   +44 (0)141 330 5237
         University of Glasgow
         Department of Electronics & Electrical Engineering
         Room 519, Rankine Building, Oakfield Avenue,
         Glasgow, G12 8LT


arbeitstier wrote:
> Public bug reported:
> 
> Binary package hint: xserver-xorg-video-nv
> 
> ii  xserver-xorg-v 1.2.0-0ubuntu2 X.Org X server -- NV display driver
> 
> - Start GIMP and load your favourite image.
> - Move the mouse over the image.
> 
> The mouse movement leaves a trace of black dots behind it. This is only
> the case if the cursor is some fancy GIMP cursor (brush, etc) and not
> the standard arrow.
> 
> Workaround:
> add to xorg.conf in the Section "Screen":
> 
>         Option          "XaaNoSolidTwoPointLine"
> 
> /Bernd
> 
> ** Affects: xserver-xorg-video-nv (Ubuntu)
>      Importance: Undecided
>          Status: Unconfirmed
>