[trace.GL] See your code.
[trace.GL] WebGL trace UI: http://0.0.0.0:2000
[piping] can't execute file: /Users/npetersohn/dev/tracegl/trace/trace_server.js
[piping] error given was: Error: Cannot find module './instrument'
at Function.Module._resolveFilename (module.js:336:15)
at /Users/npetersohn/dev/tracegl/core/define.js:67:20
at Object.<anonymous> (/Users/npetersohn/dev/tracegl/trace/trace_server.js:23:19)
at module.exports.global.define (/Users/npetersohn/dev/tracegl/core/define.js:80:18)
at Object.<anonymous> (/Users/npetersohn/dev/tracegl/trace/trace_server.js:8:1)
at Module._compile (module.js:460:26)
at Object.Module._extensions..js (module.js:478:10)
at Module.load (module.js:355:32)
at Module._load (module.js:310:12)
at Function.module._load (/Users/npetersohn/dev/someapp/node_modules/piping/lib/launcher.js:32:16)
[piping] further repeats of this error will be suppressed...
the command refers to the bin/server.js file of this boilerplate https://github.com/erikras/react-redux-universal-hot-example with the -nolib option