如何解决这个错误？angular v11原理图工作流失败。见上文

Question

每当我生成一个项目时，我都会收到这个错误

我尝试过的命令: ng new dron (用于生成项目)

错误：

npm ERR! Found: postcss@8.2.14
npm ERR! node_modules/postcss
npm ERR!   postcss@"8.2.14" from @angular-devkit/build-angular@0.1102.13
npm ERR!   node_modules/@angular-devkit/build-angular
npm ERR!     dev @angular-devkit/build-angular@"~0.1102.13" from the root project
npm ERR!   peer postcss@"^8.1.0" from autoprefixer@10.2.4
npm ERR!   node_modules/autoprefixer
npm ERR!     autoprefixer@"10.2.4" from @angular-devkit/build-angular@0.1102.13
npm ERR!     node_modules/@angular-devkit/build-angular
npm ERR!       dev @angular-devkit/build-angular@"~0.1102.13" from the root project
npm ERR!   9 more (css-loader, cssnano, postcss-import, postcss-loader, ...)
npm ERR!
npm ERR! Could not resolve dependency:
npm ERR! peer postcss@"^8.2.15" from cssnano-preset-default@5.1.1
npm ERR! node_modules/cssnano/node_modules/cssnano-preset-default
npm ERR!   cssnano-preset-default@"^5.0.1" from cssnano@5.0.2
npm ERR!   node_modules/cssnano
npm ERR!     cssnano@"5.0.2" from @angular-devkit/build-angular@0.1102.13
npm ERR!     node_modules/@angular-devkit/build-angular
npm ERR!       dev @angular-devkit/build-angular@"~0.1102.13" from the root project
npm ERR!
npm ERR! Fix the upstream dependency conflict, or retry
npm ERR! this command with --force, or --legacy-peer-deps
npm ERR! to accept an incorrect (and potentially broken) dependency resolution.

Answer 1

请检查您的nodejs版本。我也面临着同样的问题。我机器上的nodejs版本是v16.2.0。我将其更改为v12.22.1。它现在起作用了。

您可以从这里的https://stackoverflow.com/a/60258560/9574445查看特定angular版本的兼容版本

要更改nodejs版本，可以使用nvm https://github.com/nvm-sh/nvm