xfce 4.8 upgrade errors

[Warren Block]

On Fri, 15 Apr 2011, Pavel Timofeev wrote:

> I noticed that adding line 'Option "BusType" "PCIE"' to xorg.conf in the
> 'Section "Device"' makes something strange.
> At first Xorg start I see black screen (no errors in Xorg.log.0), but after
> restart it works good, and hangs don't occur.
> Is it normal? My card is 'ATI Technologies Inc RV350 AQ [Radeon 9600] rev 0'
> and it is AGP card.
> Changing BusType to AGP or PCI doesn`t bring anything good: system hangs.

Setting BusType to something other than the card's real bus type could 
cause problems.  X should be able to figure it out if BusType isn't 
specified.