$ $ node-inspector module.js:491 throw err; ^ Error: Cannot find module '_debugger' at Function.Module._resolveFilename (module.js:489:15) at Function.Module._load (module.js:439:25) at Module.require (module.js:517:17) at require (internal/module.js:11:18) at Object.<anonymous> (/Users/userName/.nodebrew/node/v8.4.0/lib/node_modules/node-inspector/lib/debugger.js:2:16) at Module._compile (module.