cannot install viff via npm in windows 7

[moneyDuo]

as title,and there is the stacktrace.

npm WARN optional dep failed, continuing [email protected] npm WARN optional dep failed, continuing [email protected] npm WARN deprecated [email protected]: module has been merged into crc3 2-stream C:\Users\abc\AppData\Roaming\npm\viffstream -> C:\Users\abc\AppData\Ro aming\npm\node_modules\viff\bin\viffstream C:\Users\abc\AppData\Roaming\npm\viffserver -> C:\Users\abc\AppData\Ro aming\npm\node_modules\viff\bin\viffserver C:\Users\abc\AppData\Roaming\npm\viff -> C:\Users\abc\AppData\Roaming
npm\node_modules\viff\bin\viff

[email protected] install C:\Users\abc\AppData\Roaming\npm\node_modules\viff npm run build

npm ERR! [email protected] install: npm run build npm ERR! spawn ENOENT npm ERR! npm ERR! Failed at the [email protected] install script. npm ERR! This is most likely a problem with the viff package, npm ERR! not with npm itself. npm ERR! Tell the author that this fails on your system: npm ERR! npm run build npm ERR! You can get their info via: npm ERR! npm owner ls viff npm ERR! There is likely additional logging output above. npm ERR! System Windows_NT 6.1.7601 npm ERR! command "C:\Program Files\nodejs\node.exe" "C:\Program Files\nod ejs\node_modules\npm\bin\npm-cli.js" "install" "-g" "viff" npm ERR! cwd C:\windows\system32 npm ERR! node -v v0.10.32 npm ERR! npm -v 1.4.28 npm ERR! syscall spawn npm ERR! code ELIFECYCLE npm ERR! errno ENOENT npm ERR! not ok code 0