The All in One – System Rescue Toolkit Lite is designed to be a first response computer repair tool for everyone, not just technicians. It automatically runs several repair steps that should be able to fix many problems commonly found within Windows. While I cannot guarantee it will fix your particular problem, it can be a first step before having to call a technician.
Easy to use! Download, run, wait 1-2 hours, done!
Do visit the website and contribute donation if you like the software at http://paul.is-a-geek.org/aio-srt/aio-srt-lite/