The Elder Scrolls IV: Oblivion Graphic and Error Problems

[BarryB]

Originally Posted by RamGuy

And they appear with and without any of the cracks/NO-CD patches.

In that case it's the publisher that you need to speak to or use the official forums for the game: http://www.elderscrolls.com/forums

Also, if you read the Readme you would see that your MSI GeForce 4 Ti4800SE 128MB AGP 8x graphic card is NOT SUPPORTED by the game:

-Supported Video Card Chipsets:
ATI X1900 series
ATI X1800 series
ATI X1600 series
ATI X1300 series
ATI X850 series
ATI x800 series
ATI x700 series
ATI x600 series
ATI Radeon 9800 series
ATI Radeon 9700 series
ATI Radeon 9600 series
ATI Radeon 9500 series
NVIDIA Geforce 7800 series
NVIDIA GeForce 6800 series
NVIDIA GeForce 6600 series
NVIDIA GeForce 6200 series
NVIDIA GeForce FX series

So that's your problem, your MSI GeForce 4 Ti4800SE 128MB AGP 8x graphic card needs replacing!