eject does not generate working scripts

[harrybin]

after ejecting calling npm start results in an error:

Running npm install...
added 10 packages from 4 contributors, updated 5 packages and moved 4 packages in 32.338s
Ejected successfully!

Please consider sharing why you ejected in this survey:
  http://goo.gl/forms/Bi6CZjk1EqsdelXk1

PS C:\Projekte\XXX> npm start

> pfl@0.1.0 start C:\Projekte\XXX
> node scripts/start.js

internal/validators.js:125
    throw new ERR_INVALID_ARG_TYPE(name, 'string', value);
    ^

TypeError [ERR_INVALID_ARG_TYPE]: The "path" argument must be of type string. Received type undefined
    at validateString (internal/validators.js:125:11)
    at Object.resolve (path.js:161:7)