我已经构建了一个使用Firebase数据库的Angular应用程序.使用该ng serve命令时应用程序运行正常,但是,在构建应用程序并发布到生产后,它不再呈现,并且控制台中会显示异常 Cannot read property 'myID' of undefined.我想知道这是否是一个编程问题!或者firebase中的错误.
**编辑 - 添加了控制台日志和打字稿/ html代码
**Chrome控制台错误**
[2018-05-09T12:40:48.707Z] @firebase/database: FIREBASE WARNING: Exception was thrown by user callback. TypeError: Cannot read property 'myID' of undefined
at https://somesiteonazure/main.66c1874d7f8af223e4e8.bundle.js:1:1723933
at t.newRequest_ (https://somesiteonazure/main.66c1874d7f8af223e4e8.bundle.js:1:1723980)
at t.startLongPoll (https://somesiteonazure/main.66c1874d7f8af223e4e8.bundle.js:1:1723701)
at t.start (https://somesiteonazure/main.66c1874d7f8af223e4e8.bundle.js:1:1719991)
at t.onHandshake_ (https://somesiteonazure/main.66c1874d7f8af223e4e8.bundle.js:1:1734602)
at t.onControl_ (https://somesiteonazure/main.66c1874d7f8af223e4e8.bundle.js:1:1733956)
at t.onPrimaryMessageReceived_ (https://somesiteonazure/main.66c1874d7f8af223e4e8.bundle.js:1:1733507)
at t.onMessage_ (https://somesiteonazure/main.66c1874d7f8af223e4e8.bundle.js:1:1731758)
at https://somesiteonazure/main.66c1874d7f8af223e4e8.bundle.js:1:1717476
at K (https://somesiteonazure/main.66c1874d7f8af223e4e8.bundle.js:1:1619201)
a @ main.66c1874d7f8af223e4e8.bundle.js:1
t.warn @ main.66c1874d7f8af223e4e8.bundle.js:1
I @ main.66c1874d7f8af223e4e8.bundle.js:1
(anonymous) @ main.66c1874d7f8af223e4e8.bundle.js:1
t.invokeTask @ polyfills.dbaf5fa354a8d018d4e5.bundle.js:1
n.runTask @ polyfills.dbaf5fa354a8d018d4e5.bundle.js:1 …