RangeError Maximum call stack size exceeded 最大调用堆栈大小超出

[deepthan]

core.es5.js:1020 ERROR Error: Uncaught (in promise): RangeError: Maximum call stack size exceeded
RangeError: Maximum call stack size exceeded
    at RouterPreloader.webpackJsonp.../../../router/@angular/router.es5.js.RouterPreloader.preloadConfig (vendor.bundle.js:1)
    at RouterPreloader.webpackJsonp.../../../router/@angular/router.es5.js.RouterPreloader.processRoutes (router.es5.js:5802)
    at RouterPreloader.webpackJsonp.../../../router/@angular/router.es5.js.RouterPreloader.processRoutes (router.es5.js:5806)
    at RouterPreloader.webpackJsonp.../../../router/@angular/router.es5.js.RouterPreloader.processRoutes (router.es5.js:5798)
    at RouterPreloader.webpackJsonp.../../../router/@angular/router.es5.js.RouterPreloader.processRoutes (router.es5.js:5806)
    at RouterPreloader.webpackJsonp.../../../router/@angular/router.es5.js.RouterPreloader.processRoutes (router.es5.js:5798)
    at RouterPreloader.webpackJsonp.../../../router/@angular/router.es5.js.RouterPreloader.processRoutes (router.es5.js:5806)
    at RouterPreloader.webpackJsonp.../../../router/@angular/router.es5.js.RouterPreloader.processRoutes (router.es5.js:5798)
    at RouterPreloader.webpackJsonp.../../../router/@angular/router.es5.js.RouterPreloader.processRoutes (router.es5.js:5806)
    at RouterPreloader.webpackJsonp.../../../router/@angular/router.es5.js.RouterPreloader.processRoutes (router.es5.js:5798)
    at RouterPreloader.webpackJsonp.../../../router/@angular/router.es5.js.RouterPreloader.preloadConfig (vendor.bundle.js:1)
    at RouterPreloader.webpackJsonp.../../../router/@angular/router.es5.js.RouterPreloader.processRoutes (router.es5.js:5802)
    at RouterPreloader.webpackJsonp.../../../router/@angular/router.es5.js.RouterPreloader.processRoutes (router.es5.js:5806)
    at RouterPreloader.webpackJsonp.../../../router/@angular/router.es5.js.RouterPreloader.processRoutes (router.es5.js:5798)
    at RouterPreloader.webpackJsonp.../../../router/@angular/router.es5.js.RouterPreloader.processRoutes (router.es5.js:5806)
    at RouterPreloader.webpackJsonp.../../../router/@angular/router.es5.js.RouterPreloader.processRoutes (router.es5.js:5798)
    at RouterPreloader.webpackJsonp.../../../router/@angular/router.es5.js.RouterPreloader.processRoutes (router.es5.js:5806)
    at RouterPreloader.webpackJsonp.../../../router/@angular/router.es5.js.RouterPreloader.processRoutes (router.es5.js:5798)
    at RouterPreloader.webpackJsonp.../../../router/@angular/router.es5.js.RouterPreloader.processRoutes (router.es5.js:5806)
    at RouterPreloader.webpackJsonp.../../../router/@angular/router.es5.js.RouterPreloader.processRoutes (router.es5.js:5798)
    at resolvePromise (zone.js:824)
    at zone.js:876
    at ZoneDelegate.webpackJsonp.../../../../zone.js/dist/zone.js.ZoneDelegate.invokeTask (zone.js:425)
    at Object.onInvokeTask (core.es5.js:3881)
    at ZoneDelegate.webpackJsonp.../../../../zone.js/dist/zone.js.ZoneDelegate.invokeTask (zone.js:424)
    at Zone.webpackJsonp.../../../../zone.js/dist/zone.js.Zone.runTask (zone.js:192)
    at drainMicroTaskQueue (zone.js:602)
    at <anonymous>

解决办法： 是不是路由没有在模块里面引入

import { PreviewLoadRouting } from './preview-load.routing';

@NgModule({
  imports: [
    ...
    RouterModule.forChild(PreviewLoadRouting) // 这里要引入，不然会报这个错误
  ]
 
})