Cannot have two HTML5 backends at the same time

[huixisheng]

• React DnD Cannot have two HTML5 backends at the same time - Google 搜索 https://www.google.com.hk/search?q=React+DnD++Cannot+have+two+HTML5+backends+at+the+same+time&newwindow=1&safe=strict&ei=KLX9X57gI5TorQHer7_IBw&start=0&sa=N&ved=2ahUKEwielIqs0JbuAhUUdCsKHd7XD3k4PBDy0wN6BAgFEDE&biw=1680&bih=939
• lifesaver.codes https://lifesaver.codes/answer/cannot-have-two-html5-backends-at-the-same-time
• 用 React Hooks 的方式使用 react-dnd https://juejin.cn/post/6844903933463265293
• reactjs - React DnD - "Cannot have two HTML5 backends at the same time." - Stack Overflow https://stackoverflow.com/questions/43515903/react-dnd-cannot-have-two-html5-backends-at-the-same-time
• (……) Cannot have two HTML5 backends at the same time - SegmentFault 思否 https://segmentfault.com/a/1190000023684770
• CodeSandbox https://codesandbox.io/s/react-dnd-backend-issue-forked-uyf8z?file=/src/HOCDndProvider.js
• react-dnd-backend-issue (forked) - CodeSandbox https://codesandbox.io/s/react-dnd-backend-issue-forked-l4dh1?file=/src/index.js
• react-dnd使用遇到问题总结_执着的博客-CSDN博客 https://blog.csdn.net/qq_35986709/article/details/103306546
• 前端错误处理 — 独钓寒江雪 https://king-hcj.github.io/2020/01/14/error-handling/
• Cannot have two HTML5 backends at the same time · Issue #186 · react-dnd/react-dnd Cannot have two HTML5 backends at the same time react-dnd/react-dnd#186
• reactjs - React DnD - "Cannot have two HTML5 backends at the same time." - Stack Overflow https://stackoverflow.com/questions/43515903/react-dnd-cannot-have-two-html5-backends-at-the-same-time
• backendFactory is not a function - Google 搜索 https://www.google.com.hk/search?q=backendFactory+is+not+a+function&oq=backendFactory+is+not+a+function&aqs=chrome..69i57j0i10j0i5i30j0i5i10i30.320j0j1&sourceid=chrome&ie=UTF-8
• createBackend is not a function · Issue #1232 · react-dnd/react-dnd createBackend is not a function react-dnd/react-dnd#1232