Realtek Ethernet driver problem

I have a Desktop StudioSlim 540s running Vista.  Recently, I decided to upgrade to Windows 7 home premium.  During the process, I ran into  some difficulties with a result that I restored my entire to its factory settings.  The I re-installed my files.  After this, I my ethernet driver did not work, so I can no longer get to the internet from that computer.  The problem discription is below.  Anyone have any suggestions on how I can fix this?  Thanks for any advice.

Product
Realtek RTL8168/8111 Family PCI-E Gigabit Ethernet NIC (NDIS 6.0)

Problem
Could not load driver software

Date
12/11/2010 5:39 PM

Status
Not Reported

Description
Windows was able to successfully install device driver software, but the driver software encountered a problem when it tried to run. The problem code is 10.

Problem signature

Problem Event Name: PnPDeviceProblemCode
Architecture: x64
Hardware Id: PCI\VEN_10EC&DEV_8168&SUBSYS_02AC1028&REV_02
Setup class GUID: {4d36e972-e325-11ce-bfc1-08002be10318}
PnP problem code: 0000000A
Driver name: Rtlh64.sys
Driver version: 6.1837.926.2006
Driver date: 10-03-2006
OS Version: 6.0.6001.2.1.0.256.1
Locale ID: 1033

Files that help describe the problem
DMIA90B.tmp.log.xml
LOGA999.tmp
netrtx64.inf