Possible to find UE3 games? like old versions of blade and soul?

[PwccaCode]

When i try i get an error

Found Client
Engine Version: 0, 0,
Unhandled exception. System.IndexOutOfRangeException: Index was outside the bounds of the array.
at Searcher.FindAllPattern(Int64& t)
at UEAesKeyFinder.Program.Main(String[] args)

ideas?