has an error with command node .

[vincent-li]

when I input node . , there has error in console

GET /browser-sync/socket.io/?EIO=3&transport=polling&t=1423723182498-12 controller: browser-sync action: socket.io
Query: {"EIO":"3","transport":"polling","t":"1423723182498-12"}
Params: {"controller":"browser-sync","action":"socket.io"}
perform socket.io
Error: Undefined action browser-sync#socket.io(/browser-sync/socket.io/?EIO=3&transport=polling&t=1423723182498-12)
at Object. (d:\github\camp\node_modules\compound\node_modules\kontroller\lib\flow-control.js:67:27)
at Array.1 (d:\github\camp\node_modules\compound\node_modules\kontroller\lib\flow-control.js:157:28)
at run (d:\github\camp\node_modules\compound\node_modules\kontroller\lib\flow-control.js:109:31)
at Array.0 (d:\github\camp\node_modules\compound\node_modules\kontroller\lib\flow-control.js:60:13)
at run (d:\github\camp\node_modules\compound\node_modules\kontroller\lib\flow-control.js:109:31)
at compiledAction.(anonymous function) (d:\github\camp\node_modules\compound\node_modules\kontroller\lib\flow-control.js:91:13)
at Controller.call (d:\github\camp\node_modules\compound\node_modules\kontroller\lib\flow-control.js:49:16)
at Controller.call (d:\github\camp\node_modules\compound\node_modules\kontroller\lib\flow-control.js:94:14)
at Controller.perform (d:\github\camp\node_modules\compound\node_modules\kontroller\lib\flow-control.js:18:10)
at ControllerBridge.callControllerAction (d:\github\camp\node_modules\compound\lib\controller-bridge.js:169:9)
at ControllerBridge. (d:\github\camp\node_modules\compound\lib\controller-bridge.js:149:14)
at callbacks (d:\github\camp\node_modules\express\lib\router\index.js:164:37)
at param (d:\github\camp\node_modules\express\lib\router\index.js:138:11)
at param (d:\github\camp\node_modules\express\lib\router\index.js:135:11)
at param (d:\github\camp\node_modules\express\lib\router\index.js:135:11)
at pass (d:\github\camp\node_modules\express\lib\router\index.js:145:5)
at Router._dispatch (d:\github\camp\node_modules\express\lib\router\index.js:173:5)
at Object.router (d:\github\camp\node_modules\express\lib\router\index.js:33:10)
at next (d:\github\camp\node_modules\express\node_modules\connect\lib\proto.js:174:15)
at methodOverride (d:\github\camp\node_modules\express\node_modules\connect\node_modules\method-override\index.js:77:5)
at d:\github\camp\node_modules\express\node_modules\connect\lib\middleware\methodOverride.js:41:7
at methodOverride (d:\github\camp\node_modules\express\node_modules\connect\node_modules\method-override\index.js:77:5)
at Object.handle (d:\github\camp\node_modules\express\node_modules\connect\lib\middleware\methodOverride.js:39:5)
at next (d:\github\camp\node_modules\express\node_modules\connect\lib\proto.js:174:15)
at Object. (d:\github\camp\node_modules\express\node_modules\connect\node_modules\express-session\index.js:421:7)
at Object.immediate._onImmediate (timers.js:372:16)
at processImmediate as _immediateCallback

is something wrong?