jest-haste-map: Watchman crawl failed. Retrying once with node crawler.
Usually this happens when watchman isn't running. Create an empty `.watchmanconfig` file in your project's root folder or initialize a git or hg repository in your project.
Error: Watchman error: std::__1::system_error: open: /Users/xuyuanbei/Downloads/AwesomeProject: Operation not permitted. Make sure watchman is running for this project. See https://facebook.github.io/watchman/docs/troubleshooting.
RN项目文件下npm start 或者yarn ios 或者 react-native start 启动失败，终端报上面的错，然后手机或者模拟器的报错是
Could not connect to development server或者No bundle URL present
开发环境是MacOs: 12.0.1 Monterey (M1) 不知道是不是M1的问题
解决方案就是更改项目目录的地址，把项目目录放到用户目录下面跟Downloads（下载），Documents（文稿）这些目录平级
这个问题在watchman的github上有issue地址是
https://github.com/facebook/watchman/issues/977
网友评论