napa: not found

[dhoko]

npm ERR! ng-babelfish@1.3.2 install: `napa angular/angular.js`
npm ERR! Exit status 127
npm ERR! 
npm ERR! Failed at the ng-babelfish@1.3.2 install script.
npm ERR! This is most likely a problem with the ng-babelfish package,
npm ERR! not with npm itself.
npm ERR! Tell the author that this fails on your system:
npm ERR!     napa angular/angular.js
npm ERR! You can get their info via:
npm ERR!     npm owner ls ng-babelfish
npm ERR! There is likely additional logging output above.

npm ERR! System Linux 3.13.0-29-generic
npm ERR! command "/usr/bin/node" "/usr/bin/npm" "install" "ng-babelfish"
npm ERR! cwd /tmp
npm ERR! node -v v0.10.28
npm ERR! npm -v 1.4.9
npm ERR! code ELIFECYCLE
npm ERR! 
npm ERR! Additional logging details can be found in:
npm ERR!     /tmp/npm-debug.log
npm ERR! not ok code 0