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我是 Twilio 和 Angular 的新手！

我正在使用从服务器获取的 Twilio 令牌在 Angular2 中创建一个 Twilio 客户端。但我得到了错误。

我已经为 Twilio-chat 安装了 NuGet 包。

创建 Twilio 客户端的代码。

const client = await Client.create(this.token);

错误

vendor.js?v=Y21ivCkyOiPlokFTbKpKeeclguwnaH8po-6x_Nx58pI:2100 ERROR Error: Uncaught (in promise): Error: Can't connect to twilsock
Error: Can't connect to twilsock
    at Upstream.send (upstream.js?6143:144)
    at TwilsockClient.post (client.js?d83e:150)
    at executeWithRetry (network.js?2fab:122)
    at Retrier.retrier.on (network.js?2fab:78)
    at Retrier.EventEmitter.emit (vendor.js?v=Y21ivCkyOiPlokFTbKpKeeclguwnaH8po-6x_Nx58pI:79200)
    at Retrier.attempt (retrier.js?cc7c:28)
    at timeout.setTimeout (retrier.js?cc7c:67)
    at ZoneDelegate.invokeTask (vendor.js?v=Y21ivCkyOiPlokFTbKpKeeclguwnaH8po-6x_Nx58pI:84187)
    at Zone.runTask (vendor.js?v=Y21ivCkyOiPlokFTbKpKeeclguwnaH8po-6x_Nx58pI:83954)
    at ZoneTask.invokeTask (vendor.js?v=Y21ivCkyOiPlokFTbKpKeeclguwnaH8po-6x_Nx58pI:84262)
    at ZoneTask.invoke (vendor.js?v=Y21ivCkyOiPlokFTbKpKeeclguwnaH8po-6x_Nx58pI:84251)
    at timer (vendor.js?v=Y21ivCkyOiPlokFTbKpKeeclguwnaH8po-6x_Nx58pI:85791)
    at Upstream.send (upstream.js?6143:144)
    at TwilsockClient.post (client.js?d83e:150)
    at executeWithRetry (network.js?2fab:122)
    at Retrier.retrier.on (network.js?2fab:78)
    at Retrier.EventEmitter.emit (vendor.js?v=Y21ivCkyOiPlokFTbKpKeeclguwnaH8po-6x_Nx58pI:79200)
    at Retrier.attempt (retrier.js?cc7c:28)
    at timeout.setTimeout (retrier.js?cc7c:67)
    at ZoneDelegate.invokeTask (vendor.js?v=Y21ivCkyOiPlokFTbKpKeeclguwnaH8po-6x_Nx58pI:84187)
    at Zone.runTask (vendor.js?v=Y21ivCkyOiPlokFTbKpKeeclguwnaH8po-6x_Nx58pI:83954)
    at ZoneTask.invokeTask (vendor.js?v=Y21ivCkyOiPlokFTbKpKeeclguwnaH8po-6x_Nx58pI:84262)
    at ZoneTask.invoke (vendor.js?v=Y21ivCkyOiPlokFTbKpKeeclguwnaH8po-6x_Nx58pI:84251)
    at timer (vendor.js?v=Y21ivCkyOiPlokFTbKpKeeclguwnaH8po-6x_Nx58pI:85791)
    at resolvePromise (vendor.js?v=Y21ivCkyOiPlokFTbKpKeeclguwnaH8po-6x_Nx58pI:84575)
    at resolvePromise (vendor.js?v=Y21ivCkyOiPlokFTbKpKeeclguwnaH8po-6x_Nx58pI:84541)
    at vendor.js?v=Y21ivCkyOiPlokFTbKpKeeclguwnaH8po-6x_Nx58pI:84624
    at ZoneDelegate.invokeTask (vendor.js?v=Y21ivCkyOiPlokFTbKpKeeclguwnaH8po-6x_Nx58pI:84187)
    at Object.onInvokeTask (vendor.js?v=Y21ivCkyOiPlokFTbKpKeeclguwnaH8po-6x_Nx58pI:5392)
    at ZoneDelegate.invokeTask (vendor.js?v=Y21ivCkyOiPlokFTbKpKeeclguwnaH8po-6x_Nx58pI:84186)
    at Zone.runTask (vendor.js?v=Y21ivCkyOiPlokFTbKpKeeclguwnaH8po-6x_Nx58pI:83954)
    at drainMicroTaskQueue (vendor.js?v=Y21ivCkyOiPlokFTbKpKeeclguwnaH8po-6x_Nx58pI:84361)
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