Hello again :),
This type of double posting is fine, as everything is still in the same thread. If it goes into different threads it will confuse me
SFC /SCANNOW is not reporting any corruptions, it did how ever repair a few files. Can you please try and upgrade to SP1 again. If it fails please provide the following:
Please follow the instructions
Here to run the System Update Readiness Tool. When the SURT finishes installing, copy (Ctrl + C) and paste (Ctrl + V) the contents of the SURT log into your next post please:
C:\Windows\Logs\CBS\CheckSUR.log
C:\Windows\Logs\CBS\CheckSUR.persist.log