Can't shake this bug when trying to run on yosemite -- Error: Cannot find module 'app/components/menu/ViewSettings.react'

[ddd1600]

Here's the full stack trace:

    Davids-MacBook-Pro:Isoscope-2.0 daviddouglas$ npm run dev

    > webpack-test@0.0.0 dev /Users/daviddouglas/Develop/isoscope_drivetime_mapper/Isoscope-2.0
    > NODE_ENV=development nodemon --watch src/server --watch src/server.js index.js

    23 Aug 15:20:42 - [nodemon] v1.4.1
    23 Aug 15:20:42 - [nodemon] to restart at any time, enter `rs`
    23 Aug 15:20:42 - [nodemon] watching: /Users/daviddouglas/Develop/isoscope_drivetime_mapper/Isoscope-2.0/src/server/**/* src/server.js
    23 Aug 15:20:42 - [nodemon] starting `node index.js`
    module.js:338
        throw err;
              ^
    Error: Cannot find module 'app/components/menu/ViewSettings.react'
        at Function.Module._resolveFilename (module.js:336:15)
        at Function.Module._load (module.js:278:25)
        at Module.require (module.js:365:17)
        at require (module.js:384:17)
        at Object.<anonymous> (/Users/daviddouglas/Develop/isoscope_drivetime_mapper/Isoscope-2.0/src/components/menu/Menu.react.js:2:20)
        at Module._compile (module.js:460:26)
        at normalLoader (/Users/daviddouglas/Develop/isoscope_drivetime_mapper/Isoscope-2.0/node_modules/babel/node_modules/babel-core/lib/api/register/node.js:199:5)
        at Object.require.extensions.(anonymous function) [as .js] (/Users/daviddouglas/Develop/isoscope_drivetime_mapper/Isoscope-2.0/node_modules/babel/node_modules/babel-core/lib/api/register/node.js:216:7)
        at Module.load (module.js:355:32)
        at Function.Module._load (module.js:310:12)
    23 Aug 15:20:48 - [nodemon] app crashed - waiting for file changes before starting...

And then it just hangs...