napa + npm shrinkwrap incompatible?

"napa": {
    "malihu-scrollbar": "malihu/malihu-custom-scrollbar-plugin#2.8.3",
    "bxslider": "wandoledzep/bxslider-4#798eda1d14b108d8be8f0ab3ec2a2fb4a41ed6d7",
    "swfobject": "swfobject/swfobject#a22b7db077abc126d6aa5f2d0f44b11e4ed97940",
    "hint": "chinchang/hint.css#v1.3.1",
    "colorbox": "jackmoore/colorbox#1.5.9",
    "jquery-hashchange": "cowboy/jquery-hashchange#0310f3847f9010faefa0b6abfcf56e8103096192",
    "jquery-migrate": "appleboy/jquery-migrate#1.2.1",
    "html5shiv": "aFarkas/html5shiv#3.7.2",
    "ladda": "hakimel/Ladda#0.9.3",
    "modernizr": "Modernizr/Modernizr#v2.8.1"
  },

npm ERR! Error: Problems were encountered
npm ERR! Please correct and try again.
npm ERR! extraneous: html5shiv@3.7.2 /Users/kud/Projects/_playmedia/desktop/node_modules/html5shiv
npm ERR! extraneous: hint@1.3.1 /Users/kud/Projects/_playmedia/desktop/node_modules/hint
npm ERR! extraneous: Ladda@0.9.3 /Users/kud/Projects/_playmedia/desktop/node_modules/ladda
npm ERR! invalid: Ladda@0.9.3 /Users/kud/Projects/_playmedia/desktop/node_modules/ladda
npm ERR! missing: spin.js@^2.0.0, required by Ladda@0.9.3
npm ERR!     at shrinkwrap_ (/usr/local/lib/node_modules/npm/lib/shrinkwrap.js:30:15)
npm ERR!     at /usr/local/lib/node_modules/npm/lib/shrinkwrap.js:24:5
npm ERR!     at /usr/local/lib/node_modules/npm/lib/ls.js:44:30
npm ERR!     at /usr/local/lib/node_modules/npm/node_modules/read-installed/read-installed.js:130:5
npm ERR!     at /usr/local/lib/node_modules/npm/node_modules/read-installed/read-installed.js:258:14
npm ERR!     at cb (/usr/local/lib/node_modules/npm/node_modules/read-installed/node_modules/slide/lib/async-map.js:48:11)
npm ERR!     at /usr/local/lib/node_modules/npm/node_modules/read-installed/read-installed.js:258:14
npm ERR!     at cb (/usr/local/lib/node_modules/npm/node_modules/read-installed/node_modules/slide/lib/async-map.js:48:11)
npm ERR!     at /usr/local/lib/node_modules/npm/node_modules/read-installed/read-installed.js:258:14
npm ERR!     at cb (/usr/local/lib/node_modules/npm/node_modules/read-installed/node_modules/slide/lib/async-map.js:48:11)
npm ERR! If you need help, you may report this *entire* log,
npm ERR! including the npm and node versions, at:
npm ERR!     <http://github.com/npm/npm/issues>

npm ERR! System Darwin 13.1.0
npm ERR! command "node" "/usr/local/bin/npm" "shrinkwrap"
npm ERR! cwd /Users/kud/Projects/_playmedia/desktop
npm ERR! node -v v0.10.28
npm ERR! npm -v 1.4.10
npm ERR!
npm ERR! Additional logging details can be found in:
npm ERR!     /Users/kud/Projects/_playmedia/desktop/npm-debug.log
npm ERR! not ok code 0

[caseyWebb]

@thanpolas You could do that before I believe; the issue comes into play when there is no package.json. Unless I’m mistaken.

[linkabi9]

@caseyWebb i did the same thing to my webpack config. nice to know others think along the same lines. also happy that webpack supported this unique requirement with minimal effort.