我下载了这个Angular通用入门版https://github.com/angular/universal-starter。
从package.json安装所有依赖项，并尝试启动项目。 我首先运行“ ng build”命令，然后执行下一个命令“ npm run build：ssr && npm run serve：ssr”
一切正常，但有时我在终端收到下一条消息：
ERROR { Error: Uncaught (in promise): Error: Cannot match any routes. URL Segment: 'robots.txt'
Error: Cannot match any routes. URL Segment: 'robots.txt'
at ApplyRedirects.noMatchError (D:\universal-starter-master\universal-starter-master\node_modules\@angular\router\bundles\router.umd.js:2557:20)
at CatchSubscriber.selector (D:\universal-starter-master\universal-starter-master\node_modules\@angular\router\bundles\router.umd.js:2538:33)
at CatchSubscriber.error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\operators\catchError.js:48:31)
at MapSubscriber.Subscriber._error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:93:26)
at MapSubscriber.Subscriber.error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:73:18)
at MapSubscriber.Subscriber._error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:93:26)
at MapSubscriber.Subscriber.error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:73:18)
at MapSubscriber.Subscriber._error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:93:26)
at MapSubscriber.Subscriber.error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:73:18)
at TapSubscriber._error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\operators\tap.js:75:26)
at resolvePromise (D:\universal-starter-master\universal-starter-master\node_modules\zone.js\dist\zone-node.js:814:31)
at resolvePromise (D:\universal-starter-master\universal-starter-master\node_modules\zone.js\dist\zone-node.js:771:17)
at D:\universal-starter-master\universal-starter-master\node_modules\zone.js\dist\zone-node.js:873:17
at ZoneDelegate.invokeTask (D:\universal-starter-master\universal-starter-master\node_modules\zone.js\dist\zone-node.js:421:31)
at Object.onInvokeTask (D:\universal-starter-master\universal-starter-master\node_modules\@angular\core\bundles\core.umd.js:16177:37)
at ZoneDelegate.invokeTask (D:\universal-starter-master\universal-starter-master\node_modules\zone.js\dist\zone-node.js:420:36)
at Zone.runTask (D:\universal-starter-master\universal-starter-master\node_modules\zone.js\dist\zone-node.js:188:47)
at drainMicroTaskQueue (D:\universal-starter-master\universal-starter-master\node_modules\zone.js\dist\zone-node.js:595:35)
at ZoneTask.invokeTask (D:\universal-starter-master\universal-starter-master\node_modules\zone.js\dist\zone-node.js:500:21)
at ZoneTask.invoke (D:\universal-starter-master\universal-starter-master\node_modules\zone.js\dist\zone-node.js:485:48)
rejection: Error: Cannot match any routes. URL Segment: 'robots.txt'
at ApplyRedirects.noMatchError (D:\universal-starter-master\universal-starter-master\node_modules\@angular\router\bundles\router.umd.js:2557:20)
at CatchSubscriber.selector (D:\universal-starter-master\universal-starter-master\node_modules\@angular\router\bundles\router.umd.js:2538:33)
at CatchSubscriber.error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\operators\catchError.js:48:31)
at MapSubscriber.Subscriber._error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:93:26)
at MapSubscriber.Subscriber.error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:73:18)
at MapSubscriber.Subscriber._error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:93:26)
at MapSubscriber.Subscriber.error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:73:18)
at MapSubscriber.Subscriber._error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:93:26)
at MapSubscriber.Subscriber.error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:73:18)
at TapSubscriber._error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\operators\tap.js:75:26),
promise:
ZoneAwarePromise {
__zone_symbol__state: 0,
__zone_symbol__value: Error: Cannot match any routes. URL Segment: 'robots.txt'
at ApplyRedirects.noMatchError (D:\universal-starter-master\universal-starter-master\node_modules\@angular\router\bundles\router.umd.js:2557:20)
at CatchSubscriber.selector (D:\universal-starter-master\universal-starter-master\node_modules\@angular\router\bundles\router.umd.js:2538:33)
at CatchSubscriber.error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\operators\catchError.js:48:31)
at MapSubscriber.Subscriber._error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:93:26)
at MapSubscriber.Subscriber.error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:73:18)
at MapSubscriber.Subscriber._error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:93:26)
at MapSubscriber.Subscriber.error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:73:18)
at MapSubscriber.Subscriber._error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:93:26)
at MapSubscriber.Subscriber.error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:73:18)
at TapSubscriber._error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\operators\tap.js:75:26) },
zone:
Zone {
_properties: { isAngularZone: true },
_parent:
Zone {
_properties: {},
_parent: null,
_name: '<root>',
_zoneDelegate: [Object] },
_name: 'angular',
_zoneDelegate:
ZoneDelegate {
_taskCounts: [Object],
zone: [Circular],
_parentDelegate: [Object],
_forkZS: null,
_forkDlgt: null,
_forkCurrZone: [Object],
_interceptZS: null,
_interceptDlgt: null,
_interceptCurrZone: [Object],
_invokeZS: [Object],
_invokeDlgt: [Object],
_invokeCurrZone: [Circular],
_handleErrorZS: [Object],
_handleErrorDlgt: [Object],
_handleErrorCurrZone: [Circular],
_scheduleTaskZS: [Object],
_scheduleTaskDlgt: [Object],
_scheduleTaskCurrZone: [Circular],
_invokeTaskZS: [Object],
_invokeTaskDlgt: [Object],
_invokeTaskCurrZone: [Circular],
_cancelTaskZS: [Object],
_cancelTaskDlgt: [Object],
_cancelTaskCurrZone: [Circular],
_hasTaskZS: [Object],
_hasTaskDlgt: [Object],
_hasTaskDlgtOwner: [Circular],
_hasTaskCurrZone: [Circular] } },
task:
ZoneTask {
_zone:
Zone {
_properties: [Object],
_parent: [Object],
_name: 'angular',
_zoneDelegate: [Object] },
runCount: 0,
_zoneDelegates: null,
_state: 'notScheduled',
type: 'microTask',
source: 'Promise.then',
data:
ZoneAwarePromise {
__zone_symbol__state: 0,
__zone_symbol__value: Error: Cannot match any routes. URL Segment: 'robots.txt'
at ApplyRedirects.noMatchError (D:\universal-starter-master\universal-starter-master\node_modules\@angular\router\bundles\router.umd.js:2557:20)
at CatchSubscriber.selector (D:\universal-starter-master\universal-starter-master\node_modules\@angular\router\bundles\router.umd.js:2538:33)
at CatchSubscriber.error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\operators\catchError.js:48:31)
at MapSubscriber.Subscriber._error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:93:26)
at MapSubscriber.Subscriber.error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:73:18)
at MapSubscriber.Subscriber._error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:93:26)
at MapSubscriber.Subscriber.error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:73:18)
at MapSubscriber.Subscriber._error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:93:26)
at MapSubscriber.Subscriber.error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\Subscriber.js:73:18)
at TapSubscriber._error (D:\universal-starter-master\universal-starter-master\node_modules\rxjs\internal\operators\tap.js:75:26) },
scheduleFn: undefined,
cancelFn: null,
callback: [Function],
invoke: [Function] } }
我该如何解决？ 要捕获此消息，我多次单击浏览器中的刷新按钮。