每当我尝试在全球范围内安装实时服务器时，即使执行sudo之后，我仍会收到此错误消息。
Password:
npm WARN registry Unexpected warning for https://registry.npmjs.org/: Miscellaneous Warning EISDIR: EISDIR: illegal operation on a directory, open '/Users/nezihdogruer/.npm/_cacache/tmp'
npm WARN registry Using stale data from https://registry.npmjs.org/ due to a request error during revalidation.
npm WARN deprecated opn@6.0.0: The package has been renamed to `open`
Unhandled rejection Error: EISDIR: illegal operation on a directory, open '/Users/nezihdogruer/.npm/_cacache/content-v2/sha512/99/f2'
Unhandled rejection Error: EISDIR: illegal operation on a directory, open '/Users/nezihdogruer/.npm/_cacache/content-v2/sha512/c3/ca'
npm ERR! cb() never called!
npm ERR! This is an error with npm itself. Please report this error at:
npm ERR! <https://npm.community>
npm ERR! A complete log of this run can be found in:
npm ERR! /Users/nezihdogruer/.npm/_logs/2019-12-18T11_26_46_923Z-debug.log
nezihdogruer@Nezihs-MacBook-Pro:~$
有什么问题吗？谢谢