Local global installation package, the local error
npm WARN checkPermissions Missing write access to /Users/xxx/.nvm/versions/node/v11.10.0/lib/node_modules/xxxx
Run sudo or report this error, find the solution online, and finally resolved.
Open Finder, choose Go - "Go to Folder -" input error path, click go, opening the folder in the folder, delete the entire contents of the package. Perfect solution