yarnpkg

Yes, you should check it in, see Migrating from npm What is it for? The npm client installs dependencies into the node_modules directory non-deterministically. This means that based on the order dependencies are installed, the structure of a node_modules directory could be different from one person to another. These differences can cause works on my … Read more

This happens when your network is too slow or the package being installed is too large, and Yarn just assumes it’s a network problem. Try increasing Yarn network timeout: yarn add <yourPackage> –network-timeout 100000