No Problems Til Now with This Version, 5.0.394, when all shields stopped, but was successfully restarted with Fix Now Button, No Freeze Ups, First Scan of Laptop--Worked well(No Freeze ups), Freeze Ups on Second Desktop PC running XP SP3--Solved... Vista PC Running Great, No Problems with that one, but will report any if they come up.
Otherwise Build is stable and working well