问题 There might be a problem with the project dependency tree. It is likely not a bug in Create React App, but something you need to fix locall y. The react-scripts package provided by Create React App requires a dependency: "babel-loader": "8.1.0" Don't try to install it manually: your package manager does it automatically. However, a different version of babel-loader was detected higher up in the tree: D:\Reactjs\node_modules\babel-loader (version: 8.0.6) Manually installing incompatible