egg-socket.io引入报错

[acodercat]

2017-06-08 15:49:26,336 ERROR 1464 nodejs.AppWorkerDiedError: [master] app_worker#9:10508 died (code: 1, signal: 1, suicide: false, state: dead), current workers: []
at Master.onAppExit (C:\Users\Cat\Desktop\server\node_modules\egg-cluster\lib\master.js:318:19)
at emitOne (events.js:115:13)
at Master.emit (events.js:210:7)
at Messenger.sendToMaster (C:\Users\Cat\Desktop\server\node_modules\egg-cluster\lib\utils\messenger.js:122:17)
at Messenger.send (C:\Users\Cat\Desktop\server\node_modules\egg-cluster\lib\utils\messenger.js:87:12)
at EventEmitter.cluster.on (C:\Users\Cat\Desktop\server\node_modules\egg-cluster\lib\master.js:215:22)
at emitThree (events.js:140:20)
at EventEmitter.emit (events.js:216:7)
at ChildProcess.worker.process.once (internal/cluster/master.js:179:13)
at Object.onceWrapper (events.js:312:19)
name: 'AppWorkerDiedError'
pid: 1464
hostname: DESKTOP-O8B9TF2

[acodercat]

app.config.env = local
C:\Users\Cat\Desktop\server\node_modules\egg\lib\application.js:40
throw e;
^

TypeError: Cannot convert undefined or null to object
at Namespace.use (C:\Users\Cat\Desktop\server\node_modules\socket.io\lib\namespace.js:103:21)
at initNsp (C:\Users\Cat\Desktop\server\node_modules\egg-socket.io\lib\io.js:80:9)
at module.exports.app (C:\Users\Cat\Desktop\server\node_modules\egg-socket.io\lib\io.js:55:5)
at AppWorkerLoader.loadFile (C:\Users\Cat\Desktop\server\node_modules\egg-core\lib\loader\egg_loader.js:269:30)
at getLoadUnits.forEach.unit (C:\Users\Cat\Desktop\server\node_modules\egg-core\lib\loader\mixin\custom.js:25:29)
at Array.forEach (native)
at AppWorkerLoader.loadCustomApp (C:\Users\Cat\Desktop\server\node_modules\egg-core\lib\loader\mixin\custom.js:25:8)
at AppWorkerLoader.load (C:\Users\Cat\Desktop\server\node_modules\egg\lib\loader\app_worker_loader.js:33:10)
at new Application (C:\Users\Cat\Desktop\server\node_modules\egg\lib\application.js:36:19)
at Object. (C:\Users\Cat\Desktop\server\node_modules\egg-cluster\lib\app_worker.js:13:13)
at Module._compile (module.js:569:30)
at Object.Module._extensions..js (module.js:580:10)
at Module.load (module.js:503:32)
at tryModuleLoad (module.js:466:12)

[dead-horse]

dump #997