为什么今天我的小程序没办法预览了

embers

昨天还好好的，今天没法预览，新建一个也打不开，手机预览都不行，本人是个新手，刚刚接触这个，请各位大神指点

embers

有没有人管啊，加群不通过电话打不通，能不能给处理一下？？？

gaofan

1、f12打开查看网络请求是哪个请求报的错误
2、打开日志跟踪，勾选Tomcat看日志错误，错误处理：可参考https://docs.newdao.net/onlinebook/default.htm  第十章内容

embers

C:\Users\Administrator\Desktop

embers


​ [Deprecation] Synchronous XMLHttpRequest on the main thread is deprecated because of its detrimental effects to the end user's experience. For more help, check https://xhr.spec.whatwg.org/.
about:blank:1 Failed to load resource: net::ERR_UNKNOWN_URL_SCHEME
online.js:87 更新在线用户u94684成功
mainapp:1 Failed to load resource: the server responded with a status of 503 (Service Temporarily Unavailable)
mainapp:1 Failed to load resource: the server responded with a status of 503 (Service Temporarily Unavailable)
online.js:87 更新在线用户u94684成功
mainapp:1 Failed to load resource: the server responded with a status of 503 (Service Temporarily Unavailable)
2
online.js:87 更新在线用户u94684成功

​

embers

embers 发表于 2021-3-8 10:32

​ [Deprecation] Synchronous XMLHttpRequest on the main thread is deprecated because of its detr ...

[img=50,50]  ​ %5BDeprecation%5D Synchronous XMLHttpRequest on the main thread is deprecated because of its detrimental effects to the end user's experience. For more help, check https://xhr.spec.whatwg.org/. about:blank:1 Failed to load resource: net::ERR_UNKNOWN_URL_SCHEME online.js:87 更新在线用户u94684成功 mainapp:1 Failed to load resource: the server responded with a status of 503 (Service Temporarily Unavailable) mainapp:1 Failed to load resource: the server responded with a status of 503 (Service Temporarily Unavailable) online.js:87 更新在线用户u94684成功 mainapp:1 Failed to load resource: the server responded with a status of 503 (Service Temporarily Unavailable) 2 online.js:87 更新在线用户u94684成功  ​[/img]

embers

gaofan 发表于 2021-3-8 10:25
1、f12打开查看网络请求是哪个请求报的错误
2、打开日志跟踪，勾选Tomcat看日志错误，错误处理：可参考http ...

只会第一步，第二步不会，帮帮忙，后面怎么弄啊，谢谢了