sfc /scannow
Beginning system scan. This process will take some time.
Beginning verification phase of system scan.
Verification 100% complete.
Windows Resource Protection did not find any integrity violations.
Then checked for updates:
Error "Windows could not search for new updates" Code 80070BC9
Sorry for the delay in replying, the server is currently in use and as it is also the DNS server for the site, I will need to arrange downtime to do this onsite. Will get back to you as soon as I have an update.