I installed a Nvidia Force 8500GT in an E-Machine which previously had an older Nvidia nForce 6100.
All was fine, until I went to Windows Update in Vista. I choose a couple optional updates relating the the Nvidia ATA controller and Network Adapter
I did not select the update for the Nvidia...
ata controller
configuration
control panel
cursor
desktop
driver issues
dual boot
emachines
force 8500gt
graphics card
network adapter
nforce6100
nvidia
restoration
safe mode
stop error
uninstall
windows 7
windows update
windows vista