Is anyone else getting these errors from the React Packager when using re-natal?

Error: Error validating module options: child "platform" fails because ["platform" must be a string]
    at declareOpts.js:60:13
    at index.js:225:20
    at tryCallOne (/Users/sean/src/weather-project/node_modules/promise/lib/core.js:37:12)
    at /Users/sean/src/weather-project/node_modules/promise/lib/core.js:123:15
    at flush (/Users/sean/src/weather-project/node_modules/asap/raw.js:50:29)
    at nextTickCallbackWith0Args (node.js:419:9)
    at process._tickCallback (node.js:348:13)