Have Norton stop listing phantom objects / items, when detecting a file, Norton at times lists extra files and / or registry entries etc when they don't exist.
Like for Vundo, and at times Tidserv!inf, One case http://community.norton.com/t5/Norton-Internet-Security-Norton/Trojan-Vundo-capable-to-unzip-itself-from-zip/m-p/130717#M65313
Quads