title: Duplicate Identifier 'Map' in ionic
body: <p>I have the following error suddenly happens</p>
  
  <pre><code>Typescript Error
  Duplicate identifier 'Map'.
  /node_modules/@types/googlemaps/index.d.ts
  </code></pre>
  
  <p>Tried this way but it wasnt fixed</p>
  
  <p><a href="https://stackoverflow.com/questions/40801980/ionic-2-duplicate-identifier-export">ionic 2 Duplicate identifier &#39;export=&#39;</a></p>
  
  <p>my tsconfig file looks like below</p>
  
  <pre><code>{
    "compilerOptions": {
      "target": "es5",
      "module": "es2015",
      "moduleResolution": "node",
      "emitDecoratorMetadata": true,
      "experimentalDecorators": true,
      "allowSyntheticDefaultImports": true,
      "declaration": false,
      "sourceMap": true,
      "noUnusedParameters": false,
      "lib": [
        "dom",
        "es2015"
      ]
    },
    "types": [
      "jasmine"
    ],
    "include": [
      "src/**/*.ts"
    ],
    "exclude": [
      "node_modules"
    ],
    "compileOnSave": false,
    "atom": {
      "rewriteTsconfig": false
    },
    "awesomeTypescriptLoaderOptions": {
      "forkChecker": true,
      "useWebpackText": true
    }
  }
  </code></pre>
  
  <p>ionic -v 3.2.0</p>