Welcome
Yes, I have an idea, it is being cause by some other software that you are using, maybe the anti virus. Perform a clean boot and find out http://support.microsoft.com/kb/929135
My Computer
At a glance
Windows 10, Home Clean InstallIntel Core2 processsor Q8200(2.33Ghz 1333FSB)...6 gbATI Radeon 256MB HD3650