2017-03-13, 23:00
If you mean files at http://mirrors.kodi.tv/nightlies/win32/master/ they have just a wrong name.
64-Bit test builds can be found at http://mirrors.kodi.tv/test-builds/win64/
The mentioned thread is http://forum.kodi.tv/showthread.php?tid=136034
64-Bit test builds can be found at http://mirrors.kodi.tv/test-builds/win64/
The mentioned thread is http://forum.kodi.tv/showthread.php?tid=136034