我买了微信小程序的代码，显示有错

我买了微信小程序的代码，显示有错

Error: utils/bsurl.js
    at require (http://127.0.0.1:49800/appservice/__dev__/WAService.js:2:3308271)
    at n (http://127.0.0.1:49800/appservice/__dev__/WAService.js:2:3307596)
    at http://127.0.0.1:49800/appservice/app.js:3:13
    at require (http://127.0.0.1:49800/appservice/__dev__/WAService.js:2:3308532)
    at :1:1
    at HTMLScriptElement.scriptLoaded (http://127.0.0.1:49800/appservice/appservice?t=1681794264580:2519:21)
    at HTMLScriptEleme

```

发来看看

appservice文件夹下的后端服务没有启动