Update for the information .
I am using Ubuntu 14.04.1
I get this problem after upgrading to 14.04.1 . I never get this issue in 13.10
the result of lshw command
*-display
description: VGA compatible controller
product: GF104 [GeForce GTX 460]
vendor: NVIDIA Corporation
physical id: 0
bus info: pci@0000:01:00.0
version: a1
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress vga_controller bus_master cap_list rom
configuration: driver=nvidia latency=0
resources: irq:46 memory:f4000000-f5ffffff memory:e0000000-e7ffffff
memory:e8000000-ebffffff ioport:6000(size=128) memory:ec000000-ec07ffff
Driver Nvidia 331.38
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Packages, which is subscribed to compiz in Ubuntu.
https://bugs.launchpad.net/bugs/1351571
Title:
graphical glithces black rectangle
Status in “compiz” package in Ubuntu:
New
Bug description:
I have some problem with my desktop graphic screen . When I point at the icon
at sidebar it is appear a black rectangle. When I open the lens the backgroun
getting grey. I try to switch the configure remofing lens blur and the grey is
disappeared but the black rectangle problem is still occur.
I give the attachment for the appearance
I have tried change to another version of nvidia driver but I have no luck
------------- VIDEO DRIVER INFORMATION ------------- Video Driver:
nvidia Driver Version: 331.20 ------------- HYBRID GRAPHICS CHECK
---------------- Graphics Chipset: NVIDIA (10de:0e22) Loaded DDX
Drivers: modesetting, fbdev, vesa Hybrid Graphics: no
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