Forum Post: Invalid Antivirus Protection Exception ??

Why is this string /Users/*/Library/Containers/*/Data an Invalid Antivirus Protection Exception ? It is a valid Unix regular expression ?? root# ls /Users/*/Library/Containers/*/Data /Users/Simon/Library/Containers/com.apple.AddressBook.ContactsAccountsService/Data: .CFUserTextEncoding Downloads Music Desktop Library Pictures Documents Movies /Users/Simon/Library/Containers/com.apple.AddressBook.FaceTimeService/Data: .CFUserTextEncoding Downloads Music Desktop Library Pictures Documents Movies