The best way to resolve this issue is by Uninstalling and Reinstalling onecare.
onecare cleanup tool
http://go.microsoft.com/fwlink/?LinkID=81699
Save this file to your computer first before executing.
If you are using a Vista operating system, go to the location of the file.
Right click on the file and choose run as administrator.
After completing the cleanup process.
Install onecare from http://onecare.live.com
Use the 90 days free trial installer.
After successfully installing onecare.
Subscribe again with your Live ID