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                            ## 問題一

微信小程序后臺socket域名是否配置  
開發=>開發設置  
![](https://box.kancloud.cn/878afecd72cb6ad972ccc93809b0c401_1802x659.png)

## 問題二

數據庫配置文件是否正確

![](https://box.kancloud.cn/77167488d98b5b686567efb8e20d1439_895x860.png)

## 問題三

服務器端口是否開放?  
Nginx轉發是否配置?  
聊天服務是否啟動?

## 問題四

Nginx 版本太低

~~~
appservice?t=1551344967103:10497 WebSocket connection to 'wss://icon.exiaoer.com/wss' failed: Error during WebSocket handshake: 'Connection' header value must contain 'Upgrade'

~~~

文檔:[http://0x3f.org/post/websocket-connection-header-value-must-contain-upgrade/](http://0x3f.org/post/websocket-connection-header-value-must-contain-upgrade/)

![](https://box.kancloud.cn/3e562bfbdace576dc1c8c7b3c5428478_1951x464.png)
                    
                
        
                
            
        
                
    
                
    
                
        
                
    
                

                







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