failed: Error during WebSocket handshake: Unexpected response code: 503

[1166544]

WebSocket connection to 'ws://localhost:3001/browser-sync/socket.io/?EIO=3&transport=websocket&sid=3VX8pvyMtE4G8qRiAAAA' failed: Error during WebSocket handshake: Unexpected response code: 503

webpackconfig:
new BrowserSyncPlugin({
open: false,
host: 'localhost',
proxy: 'http://localhost:7001/',
files: ['app/**'],
port: 8088,
reloadDebounce: 1000
},
{
reload: false
})

[1166544]

pls,tell me what is wrong..?

[Va1]

hello,

to be honest, i have no idea. please, make sure you're doing things according to provided documentation and that the issue is not in related configuration/setup by setting things up afresh.

or close it, if fit is not an issue anynore.

regards