我今天早些时候尝试用纱线安装一个包，我得到了这个

yarn install
yarn install v1.9.4
[1/4] 🔍  Resolving packages...
info There appears to be trouble with your network connection. Retrying...
info There appears to be trouble with your network connection. Retrying...
info There appears to be trouble with your network connection. Retrying...
info There appears to be trouble with your network connection. Retrying...
error An unexpected error occurred: "https://registry.yarnpkg.com/eslint: getaddrinfo ENOTFOUND     registry.yarnpkg.com registry.yarnpkg.com:443".
info If you think this is a bug, please open a bug report with the information provided in "/Users/daviddragovacz/Documents/GitHub/react-    project-one/dragi/yarn-error.log".
info Visit https://yarnpkg.com/en/docs/cli/install for documentation about this command.

有人知道如何解决这个问题吗？我的网络似乎还可以，一点也不慢。

我尝试过的每个包都会发生这种情况。

包.json

{
    "name": "dragi",
    "version": "0.1.0",
    "private": true,
    "dependencies": {
        "axios": "^0.18.0",
        "prop-types": "^15.6.2",
        "react": "^16.4.2",
        "react-dom": "^16.4.2",
        "react-redux": "^5.0.7",
        "react-router": "^4.3.1",
        "react-router-dom": "^4.3.1",
        "react-scripts": "1.1.5",
        "redux": "^4.0.0",
        "redux-devtools-extension": "^2.13.5",
        "redux-thunk": "^2.3.0",
        "semantic-ui-css": "^2.3.3",
        "semantic-ui-react": "^0.82.3",
        "validator": "^10.7.0"
    },
    "scripts": {
        "start": "react-scripts start",
        "build": "react-scripts build",
        "test": "react-scripts test --env=jsdom",
        "eject": "react-scripts eject",
        "lint": "eslint src"
    },
    "devDependencies": {
        "eslint": "^5.5.0",
        "eslint-config-airbnb": "^17.1.0",
        "eslint-config-prettier": "^3.0.1",
        "eslint-plugin-import": "^2.14.0",
        "eslint-plugin-jsx-a11y": "^6.1.1",
        "eslint-plugin-prettier": "^2.6.2",
        "eslint-plugin-react": "^7.11.1",
        "prettier": "^1.14.2"
    },
    "proxy": "http://localhost:8080"
}

还有一个简短的说明：npm i 工作正常 - 只有纱线有问题