In the development environment, using react ssr to report an error, the production environment is normal,
TypeError: Cannot read property 'dense' of undefined
at Object.eval [as children] (webpack:///./node_modules/@material-ui/core/ListItem/MergeListContext.js?:27:31)
at recursive (/Users/ender/learning/github/react-cnode/node_modules/react-tree-walker/dist/react-tree-walker.js:129:41)
at /Users/ender/learning/github/react-cnode/node_modules/react-tree-walker/dist/react-tree-walker.js:153:26
at <anonymous>
at process._tickCallback (internal/process/next_tick.js:189:7)
In the development environment, using react ssr to report an error, the production environment is normal,