React+websocket refresh error report, please give me your advice.

Page

when you press F5 to refresh.
Websocket react.js
Mar.14,2021

Previous: Rem for page distortion when embedding h5 pages in andriod

Next: WeChat Mini Programs put the obtained values into the array, but the resulting array did not get the values and did not know how to ask for advice.

css mysql arrays josn react html typescript webpack npm sass R objective-c .net sql-server jquery python-3.x angularjs django angular excel regex iphone ajax linux xml pandas vba spring database wordpress string wpf xcode windows bash postgresql oracle multithreading eclipse list firebase algorithm macos forms image scala visual-studio azure bootstrap spring-boot react-native python-2.7 docker performance function winforms matlab powershell apache dataframe api sqlite numpy rest shell selenium flutter dart maven loops qt swing android-studio csv express file class tensorflow sorting codeigniter perl
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b22660-2b5f9.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b22660-2b5f9.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
Need Help?