It appears that many are doing that.

by R. Proffitt Moderator - 1/14/13 10:14 AM

In Reply to: Reload? by kjetillunde

Since MSFT never issued any tool to tackle this area you often find you have to reload.

Your story is too slim so I have to move to the usual fix. That is, you didn't reveal the make/model as well as if you suspect any infections.
Bob