> For the complete documentation index, see [llms.txt](https://socket.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://socket.gitbook.io/docs/3-ke-hu-duan-apiclientapi/3.3-socket/event_connect_error.md).

# 3.3.14 event:connect\_error

* `error` (Object) 错误对象

在连接错误时触发

```javascript
socket.on('connect_error',(error)=>{
    // ...
})
```