关于ionic离线运行报错

[qq_41302254]

因公司信息安全需要，开发环境不能联网。
新建了一个ionic工程，联网环境一切正常，但是离线环境会报错

前台报错：
Error: getaddrinfo ENOENT localhost:8080
at Object._errnoException (util.js:1024:11)
at errnoException (dns.js:55:15)
at GetAddrInfoReqWrap.onlookup [as oncomplete] (dns.js:92:26)
events.js:183
throw er; // Unhandled 'error' event
^

Error: spawn "C:\Program Files\nodejs\node.exe" ENOENT
at notFoundError (D:\npm\node_global\node_modules\ionic\node_modules\_cross-spawn@5.1.0@cross-spawn\lib\enoent.js:11:11)
at verifyENOENT (D:\npm\node_global\node_modules\ionic\node_modules\_cross-spawn@5.1.0@cross-spawn\lib\enoent.js:46:16)
at ChildProcess.cp.emit (D:\npm\node_global\node_modules\ionic\node_modules\_cross-spawn@5.1.0@cross-spawn\lib\enoent.js:33:19)
at Process.ChildProcess._handle.onexit (internal/child_process.js:198:12)
浏览器报错：
livereload.js?snipver=1:74 WebSocket connection to 'ws://localhost:35729/livereload' failed: Error in connection establishment: net::ERR_CONNECTION_REFUSED
exports.Connector.Connector.connect @ livereload.js?snipver=1:74
(anonymous) @ livereload.js?snipver=1:55
(anonymous) @ livereload.js?snipver=1:1152
t.invokeTask @ polyfills.js:3
r.runTask @ polyfills.js:3
e.invokeTask @ polyfills.js:3
i.isUsingGlobalCallback.invoke @ polyfills.js:3
n @ polyfills.js:3
请求后台时浏览器报错：
polyfills.js:3 POST http://localhost:8100/ionServ net::ERR_CONNECTION_REFUSED
s @ polyfills.js:3
t.scheduleTask @ polyfills.js:3
onScheduleTask @ polyfills.js:3
t.scheduleTask @ polyfills.js:3
r.scheduleTask @ polyfills.js:3
r.scheduleMacroTask @ polyfills.js:3
(anonymous) @ polyfills.js:3
o.(anonymous function) @ polyfills.js:2
(anonymous) @ http.js:1605
Observable._trySubscribe @ Observable.js:172
Observable.subscribe @ Observable.js:160
webpackJsonp.193.HelloIonicPage.callServ @ hello-ionic.ts:47
(anonymous) @ HelloIonicPage.html:16
handleEvent @ core.js:13255
callWithDebugContext @ core.js:14740
debugHandleEvent @ core.js:14327
dispatchEvent @ core.js:9704
(anonymous) @ core.js:10318
(anonymous) @ platform-browser.js:2614
t.invokeTask @ polyfills.js:3
onInvokeTask @ core.js:4620
t.invokeTask @ polyfills.js:3
r.runTask @ polyfills.js:3
e.invokeTask @ polyfills.js:3
p @ polyfills.js:2
v @ polyfills.js:2
core.js:1350 ERROR Response {_body: ProgressEvent, status: 0, ok: false, statusText: "", headers: Headers, …}