Why don't scan file or directory?

[allrobot]

D:\[JP]\bb\Data>ruby to_json2.rb
"Data/Actors.rvdata2"
to_json2.rb:31:in `initialize': No such file or directory @ rb_sysopen - Data/Actors.rvdata2 (Errno::ENOENT)
        from to_json2.rb:31:in `open'
        from to_json2.rb:31:in `block in <main>'
        from to_json2.rb:28:in `each'
        from to_json2.rb:28:in `<main>'

D:\[JP]\bb\Data>

[DICE2000]

Please put to_json2.rb in the same folder as Game.exe.