vue启动项目时遇到 peer less@“^2.3.1 || ^3.0.0“ from less-loader@5.0.0 如何解决?

项目启动失败是由于less4和less-loader5的版本不匹配。对比正常运行的项目,发现成功项目使用的是less4和less-loader11。为修复问题,可以通过npm命令`npminstallless-loader@11`更新less-loader到11版本,然后重新运行项目即可解决此错误。

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今天下午启动了之前的一个后台管理系统项目,发现了启动不了了,发现是报了如下错误:

然后我查看了一个我最近在做的项目,也是用的less和less-loader,就没有报错。

看了之后发现是版本不对应的问题,当前我这个启动不了的项目安装的是是less4和less-loader5,可以启动的是less4和less-loader11版本。所以可以使用如下命令重新安装:npm i less-lessloader@11

然后直接运行即可。

(上图是正常启动项目的less和less-loader版本)

PS D:\项目7 新途ERP\品质Web\NewWeb\Web> npm install --registry=https://registry.npmmirror.com npm warn ERESOLVE overriding peer dependency npm warn While resolving: less-loader@5.0.0 npm warn Found: less@4.2.0 npm warn node_modules/less npm warn dev less@"^4.2.0" from the root project npm warn npm warn Could not resolve dependency: npm warn peer less@"^2.3.1 || ^3.0.0" from less-loader@5.0.0 npm warn node_modules/less-loader npm warn dev less-loader@"^5.0.0" from the root project npm warn ERESOLVE overriding peer dependency npm warn While resolving: less-loader@5.0.0 npm warn Found: less@undefined npm warn node_modules/less npm warn dev less@"^4.2.0" from the root project npm warn npm warn Could not resolve dependency: npm warn peer less@"^2.3.1 || ^3.0.0" from less-loader@5.0.0 npm warn node_modules/less-loader npm warn dev less-loader@"^5.0.0" from the root project npm warn ERESOLVE overriding peer dependency npm warn While resolving: less-loader@5.0.0 npm warn Found: webpack@5.90.3 npm warn node_modules/webpack npm warn peer webpack@"^4.0.0 || ^5.0.0" from @soda/friendly-errors-webpack-plugin@1.8.1 npm warn node_modules/@soda/friendly-errors-webpack-plugin npm warn @soda/friendly-errors-webpack-plugin@"^1.8.0" from @vue/cli-service@5.0.8 npm warn node_modules/@vue/cli-service npm warn 18 more (@vue/cli-plugin-babel, @vue/cli-plugin-eslint, ...) npm warn npm warn Could not resolve dependency: npm warn peer webpack@"^2.0.0 || ^3.0.0 || ^4.0.0" from less-loader@5.0.0 npm warn node_modules/less-loader npm warn dev less-loader@"^5.0.0" from the root project npm warn ERESOLVE overriding peer dependency npm warn While resolving: less-loader@5.0.0 npm warn Found: webpack@undefined npm warn node_modules/webpack npm warn npm warn Could not resolve dependency: npm warn peer webpack@"^2.0.0 || ^3.0.0 || ^4.0.0" from less-loader@5.0.0 npm warn node_modules/less-loader npm warn dev less-loader@"^5.0.0" from the root project npm error code EPERM npm error syscall mkdir npm error path C:\Program Files\nodejs\node_cache npm error errno EPERM npm error FetchError: Invalid response body while trying to fetch https://registry.npmmirror.com/less: EPERM: operation not permitted, mkdir 'C:\Program Files\nodejs\node_cache' npm error at C:\Program Files\nodejs\node_modules\npm\node_modules\minipass-fetch\lib\body.js:170:15 npm error at async Response.json (C:\Program Files\nodejs\node_modules\npm\node_modules\minipass-fetch\lib\body.js:75:17) npm error at async RegistryFetcher.packument (C:\Program Files\nodejs\node_modules\npm\node_modules\pacote\lib\registry.js:98:25) npm error at async RegistryFetcher.manifest (C:\Program Files\nodejs\node_modules\npm\node_modules\pacote\lib\registry.js:128:23) npm error at async #fetchManifest (C:\Program Files\nodejs\node_modules\npm\node_modules\@npmcli\arborist\lib\arborist\build-ideal-tree.js:1202:20) npm error at async #nodeFromEdge (C:\Program Files\nodejs\node_modules\npm\node_modules\@npmcli\arborist\lib\arborist\build-ideal-tree.js:1040:19) npm error at async #buildDepStep (C:\Program Files\nodejs\node_modules\npm\node_modules\@npmcli\arborist\lib\arborist\build-ideal-tree.js:904:11) npm error at async Arborist.buildIdealTree (C:\Program Files\nodejs\node_modules\npm\node_modules\@npmcli\arborist\lib\arborist\build-ideal-tree.js:181:7) npm error at async Promise.all (index 1) npm error at async Arborist.reify (C:\Program Files\nodejs\node_modules\npm\node_modules\@npmcli\arborist\lib\arborist\reify.js:131:5) { npm error code: 'EPERM', npm error errno: 'EPERM', npm error syscall: 'mkdir', npm error path: 'C:\\Program Files\\nodejs\\node_cache', npm error type: 'system', npm error requiredBy: 'node_modules/less-loader' npm error } npm error npm error The operation was rejected by your operating system. npm error It's possible that the file was already in use (by a text editor or antivirus), npm error or that you lack permissions to access it. npm error npm error If you believe this might be a permissions issue, please double-check the npm error permissions of the file and its containing directories, or try running npm error the command again as root/Administrator. npm notice npm notice New major version of npm available! 10.9.2 -> 11.4.2 npm notice Changelog: https://github.com/npm/cli/releases/tag/v11.4.2 npm notice To update run: npm install -g npm@11.4.2 npm notice npm error Log files were not written due to an error writing to the directory: C:\Program Files\nodejs\node_cache\_logs npm error You can rerun the command with `--loglevel=verbose` to see the logs in your terminal
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