问题描述

NPM卸载高版本后安装低版本运行报错：

C:\Users\Administrator>npm -v
ERROR: npm v10.2.1 is known not to run on Node.js v10.24.1.  This version of npm supports the following node versions: `^18.17.0 || >=20.5.0`. You can find the latest version at https://nodejs.org/.ERROR:
C:\Users\Administrator\AppData\Roaming\npm\node_modules\npm\lib\utils\exit-handler.js:19const hasLoadedNpm = npm?.config.loaded^SyntaxError: Unexpected token .at Module._compile (internal/modules/cjs/loader.js:723:23)at Object.Module._extensions..js (internal/modules/cjs/loader.js:789:10)at Module.load (internal/modules/cjs/loader.js:653:32)at tryModuleLoad (internal/modules/cjs/loader.js:593:12)at Function.Module._load (internal/modules/cjs/loader.js:585:3)at Module.require (internal/modules/cjs/loader.js:692:17)at require (internal/modules/cjs/helpers.js:25:18)at module.exports (C:\Users\Administrator\AppData\Roaming\npm\node_modules\npm\lib\cli-entry.js:15:23)at module.exports (C:\Users\Administrator\AppData\Roaming\npm\node_modules\npm\lib\es6\validate-engines.js:39:10)at module.exports (C:\Users\Administrator\AppData\Roaming\npm\node_modules\npm\lib\cli.js:4:31)

解决方案

删除目录C:\Users\Administrator\AppData\Roaming下的npm和npm-cache目录后重新安装。