使用版本是angular6，浏览器中报错：

ERROR Error: "[object Object]"

resolvePromisehttp://localhost:4200/polyfills.js:3136:31resolvePromisehttp://localhost:4200/polyfills.js:3093:17scheduleResolveOrRejecthttp://localhost:4200/polyfills.js:3195:17invokeTaskhttp://localhost:4200/polyfills.js:2743:17onInvokeTaskhttp://localhost:4200/vendor.js:56325:24invokeTaskhttp://localhost:4200/polyfills.js:2742:17runTaskhttp://localhost:4200/polyfills.js:2510:28drainMicroTaskQueuehttp://localhost:4200/polyfills.js:2917:25 core.js:1624

defaultErrorLogger

core.js:1624

./node_modules/@angular/core/fesm5/core.js/ErrorHandler.prototype.handleError

core.js:1670

next

core.js:4252:109

./node_modules/@angular/core/fesm5/core.js/EventEmitter.prototype.subscribe/schedulerFn<

core.js:3488:34

./node_modules/rxjs/_esm5/internal/Subscriber.js/SafeSubscriber.prototype.__tryOrUnsub

Subscriber.js:195

./node_modules/rxjs/_esm5/internal/Subscriber.js/SafeSubscriber.prototype.next

Subscriber.js:133

./node_modules/rxjs/_esm5/internal/Subscriber.js/Subscriber.prototype._next

Subscriber.js:77

./node_modules/rxjs/_esm5/internal/Subscriber.js/Subscriber.prototype.next

Subscriber.js:54

./node_modules/rxjs/_esm5/internal/Subject.js/Subject.prototype.next

Subject.js:47

./node_modules/@angular/core/fesm5/core.js/EventEmitter.prototype.emit

core.js:3480:52

onHandleError/<

core.js:3779:48

./node_modules/zone.js/dist/zone.js/</ZoneDelegate.prototype.invoke

zone.js:388

./node_modules/zone.js/dist/zone.js/</Zone.prototype.run

zone.js:138

./node_modules/@angular/core/fesm5/core.js/NgZone.prototype.runOutsideAngular

core.js:3716

onHandleError

core.js:3779

./node_modules/zone.js/dist/zone.js/</ZoneDelegate.prototype.handleError

zone.js:392

./node_modules/zone.js/dist/zone.js/</Zone.prototype.runGuarded

zone.js:154

_loop_1

zone.js:677

./node_modules/zone.js/dist/zone.js/</</api.microtaskDrainDone

zone.js:686

drainMicroTaskQueue

zone.js:602

只要在projectlistCompoent.ts 的构造函数中注入diaog: MatDialog 就会报错。希望开始能与解答谢谢。有详细参考官方文档，自认为没错。。。