[解決済み] npm ERR! git dep preparation failed when trying to install package.json.

質問

package.jsonファイルをコマンドでインストールしようとしています。 npm install が、以下のエラーが発生します。

npm ERR! git dep preparation failed
npm ERR! command C:\Program Files\nodejs\node.exe C:\Users\DHRUV\AppData\Roaming\npm\node_modules\npm\bin\npm-cli.js install --force --cache=C:\Users\DHRUV\AppData\Local\npm-cache --prefer-offline=false --prefer-online=false --offline=false --no-progress --no-save --no-audit
npm ERR! npm WARN using --force Recommended protections disabled.
npm ERR! npm ERR! code 128
npm ERR! npm ERR! command failed
npm ERR! npm ERR! command git ls-remote ssh://[email protected]/gulpjs/gulp.git
npm ERR! npm ERR! Host key verification failed.
npm ERR! npm ERR! fatal: Could not read from remote repository.
npm ERR! npm ERR!
npm ERR! npm ERR! Please make sure you have the correct access rights
npm ERR! npm ERR! and the repository exists.
npm ERR!

Gitとnodeをインストールしました。

package.jsonを使用します。

{
  "name": "LandTransfer",
  "version": "0.0.0",
  "scripts": {
    "ng": "ng",
    "start": "ng serve",
    "build": "ng build",
    "test": "ng test --watch=false",
    "lint": "ng lint",
    "e2e": "ng e2e",
    "postinstall": "node patch.js"
  },
  "private": true,
  "dependencies": {
    "@angular/animations": "7.1.0",
    "@angular/cdk": "^7.1.0",
    "@angular/common": "7.1.0",
    "@angular/compiler": "7.1.0",
    "@angular/core": "7.1.0",
    "@angular/forms": "7.1.0",
    "@angular/http": "7.1.0",
    "@angular/material": "^7.1.0",
    "@angular/platform-browser": "7.1.0",
    "@angular/platform-browser-dynamic": "7.1.0",
    "@angular/platform-server": "7.1.0",
    "@angular/router": "7.1.0",
    "bootstrap": "^4.3.1",
    "core-js": "^2.5.7",
    "ethers": "^4.0.20",
    "rxjs": "^6.3.3",
    "truffle-contract": "^4.0.1",
    "tslib": "^1.9.0",
    "typedarray-to-buffer": "^3.1.5",
    "web3": "1.0.0-beta.37",
    "zone.js": "^0.8.26"
  },
  "devDependencies": {
    "@angular-devkit/build-angular": "^0.12.1",
    "@angular-devkit/core": "0.8.1",
    "@angular/cli": "^7.1.0",
    "@angular/compiler-cli": "7.1.0",
    "@angular/language-service": "7.1.0",
    "@types/jasmine": "^2.8.12",
    "@types/jasminewd2": "^2.0.6",
    "@types/node": "^6.14.2",
    "codelyzer": "^4.4.4",
    "jasmine-core": "^2.99.1",
    "jasmine-spec-reporter": "^4.2.1",
    "karma": "^3.1.1",
    "karma-chrome-launcher": "^2.2.0",
    "karma-cli": "^1.0.1",
    "karma-coverage-istanbul-reporter": "^1.4.3",
    "karma-jasmine": "^1.1.2",
    "karma-jasmine-html-reporter": "^0.2.2",
    "protractor": "^5.4.1",
    "protractor-console-plugin": "^0.1.1",
    "ts-node": "^3.3.0",
    "tslint": "^5.11.0",
    "typescript": "3.1.6",
    "webpack": "^4.26.1",
    "webpack-dev-server": "^3.1.10"
  }
}

解決方法は？

これを試してみてください

ステップ1:

$ npm cache clean --force

ステップ2:

削除 node_modules によって $ rm -rf node_modules も削除 package-lock.json

ステップ3:

を更新します。 npm を最新の安定バージョンに更新します。

npm install -g [email protected]

ステップ3:

npm install

もう一度始めるために

$ npm start