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:19

const 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。

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