Moved this to VirusScan as it pertains to that. The rootkit mention in the interface can be confusing, it actually means that the scan has reached the stage where it is looking for rootkits. Some people experience a glitch at that stage which causes it to hang.
See THIS FAQ for a fix.
Toronto ▪ Canada
Volunteer Moderator - Consumer Products
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By the way I just changed your log in name to andrew-garner to keep your email private. You'll need to log out and back in again as that user name.