我正在尝试运行Fluid Hello World示例，在完成这些步骤并运行该应用程序之后，Web浏览器错误并显示以下日志消息：
POST http://localhost:3000/documents/tinylicious 400 (Bad Request)（响应正文为502）。
我错过了任何一步吗？
更新：
在Windows 10 1809（1763.1397）上运行
控制台输出：
@fluid-example/hello-world@0.1.0 start C:\Users\****\Documents\Workspace\FluidHelloWorld
> concurrently "npm:start:server" "npm:start:client"
[start:server]
[start:server] > @fluid-example/hello-world@0.1.0 start:server C:\Users\****\Documents\Workspace\FluidHelloWorld
[start:server] > tinylicious
[start:server]
[start:client]
[start:client] > @fluid-example/hello-world@0.1.0 start:client C:\Users\****\Documents\Workspace\FluidHelloWorld
[start:client] > webpack-dev-server --open
[start:client]
[start:server] info: Listening on port 3000 {"label":"winston","timestamp":"2020-09-11T16:02:56.224Z"}
[start:client] i ｢wds｣: Project is running at http://localhost:8080/
[start:client] i ｢wds｣: webpack output is served from /
[start:client] i ｢wds｣: Content not from webpack is served from C:\Users\KISA01\Documents\Workspace\FluidHelloWorld
[start:client] i ｢wdm｣: wait until bundle finished: /
[start:client] i ｢wdm｣: Hash: 15f0e0aa78bd7f0ce32e
[start:client] Version: webpack 4.44.1
[start:client] Time: 11959ms
[start:client] Built at: 09/11/2020 12:03:10 PM
[start:client] Asset Size Chunks Chunk Names
[start:client] app.52afa0dcefa1c58ec9c3.js 7.84 MiB app [emitted] [immutable] app
[start:client] index.html 667 bytes [emitted]
[start:client] Entrypoint app = app.52afa0dcefa1c58ec9c3.js
[start:client] [0] multi (webpack)-dev-server/client?http://localhost:8080 ./src/app.ts 40 bytes {app} [built]
[start:client] [./node_modules/@fluidframework/aqueduct/lib/index.js] 925 bytes {app} [built]
[start:client] [./node_modules/@fluidframework/get-tinylicious-container/lib/index.js] 180 bytes {app} [built]
[start:client] [./node_modules/webpack-dev-server/client/index.js?http://localhost:8080] (webpack)-dev-server/client?http://localhost:8080 4.29 KiB {app} [built]
[start:client] [./node_modules/webpack-dev-server/client/overlay.js] (webpack)-dev-server/client/overlay.js 3.51 KiB {app} [built]
[start:client] [./node_modules/webpack-dev-server/client/socket.js] (webpack)-dev-server/client/socket.js 1.53 KiB {app} [built]
[start:client] [./node_modules/webpack-dev-server/client/utils/createSocketUrl.js] (webpack)-dev-server/client/utils/createSocketUrl.js 2.91 KiB {app} [built]
[start:client] [./node_modules/webpack-dev-server/client/utils/log.js] (webpack)-dev-server/client/utils/log.js 964 bytes {app} [built]
[start:client] [./node_modules/webpack-dev-server/client/utils/reloadApp.js] (webpack)-dev-server/client/utils/reloadApp.js 1.59 KiB {app} [built]
[start:client] [./node_modules/webpack-dev-server/client/utils/sendMessage.js] (webpack)-dev-server/client/utils/sendMessage.js 402 bytes {app} [built]
[start:client] [./node_modules/webpack-dev-server/node_modules/strip-ansi/index.js] (webpack)-dev-server/node_modules/strip-ansi/index.js 161 bytes {app} [built]
[start:client] [./node_modules/webpack/hot sync ^\.\/log$] (webpack)/hot sync nonrecursive ^\.\/log$ 170 bytes {app} [built]
[start:client] [./src/app.ts] 3.3 KiB {app} [built]
[start:client] [./src/containerCode.ts] 1.03 KiB {app} [built]
[start:client] [./src/view.ts] 1.41 KiB {app} [built]
[start:client] + 658 hidden modules
[start:client] Child HtmlWebpackCompiler:
[start:client] 1 asset
[start:client] Entrypoint HtmlWebpackPlugin_0 = __child-HtmlWebpackPlugin_0
[start:client] [./node_modules/html-webpack-plugin/lib/loader.js!./src/index.html] 913 bytes {HtmlWebpackPlugin_0} [built]
[start:client] i ｢wdm｣: Compiled successfully.
[start:server] info: OPTIONS /documents/tinylicious 204 3.718 ms - 0 {"label":"winston","timestamp":"2020-09-11T16:03:11.686Z"}
[start:server] info: POST /documents/tinylicious 400 180.004 ms - 3 {"label":"winston","timestamp":"2020-09-11T16:03:11.869Z"}