I don't know if you have resolve the issue but you have to patch some files. Download them at: [link] It says that if you run 64 bit you have to patch with both installer (32 and 64) so that 5 files in total will be patched. Then rerun the installation. That's how I got it to work.
What's the title of the sound of the theme? i mean the title of the song of miku located at "C:\Windows\Resources\Themes\Hatsune Miku v10 By HT\wav" the "Change.wav" there... wat's the title of that song?