title: Add-Migration not working for ASP.NET Core with Entity Framework Core
body: <p>I've a problem with Add-Migration commend.
  When I run </p>
  
  <pre><code>Add-Migration InitialMigration
  </code></pre>
  
  <p>I'm getting an error message:</p>
  
  <blockquote>
    <p>Invalid JSON file in C:\Projects\asdf\project.json</p>
  </blockquote>
  
  <p>Here's my project.json file:</p>
  
  <pre><code>{
    "dependencies": {
      "Microsoft.NETCore.App": {
        "version": "1.1.0",
        "type": "platform"
      },
      "Microsoft.AspNetCore.AngularServices": "1.0.0-*",
      "Microsoft.AspNetCore.Razor.Tools": {
        "version": "1.0.0-preview2-final",
        "type": "build"
      },
      "Microsoft.AspNetCore.Diagnostics": "1.1.0",
      "Microsoft.AspNetCore.Mvc": "1.1.0",
      "Microsoft.AspNetCore.Server.IISIntegration": "1.1.0",
      "Microsoft.AspNetCore.Server.Kestrel": "1.1.0",
      "Microsoft.AspNetCore.StaticFiles": "1.1.0",
      "Microsoft.Extensions.Configuration.CommandLine": "1.1.0",
      "Microsoft.Extensions.Configuration.EnvironmentVariables": "1.1.0",
      "Microsoft.Extensions.Configuration.Json": "1.1.0",
      "Microsoft.EntityFrameworkCore.Tools": "1.0.0-preview2-final",
      "Microsoft.EntityFrameworkCore.Design": "1.1.0",
      "Microsoft.Extensions.Logging": "1.1.0",
      "Microsoft.Extensions.Logging.Console": "1.1.0",
      "Microsoft.Extensions.Logging.Debug": "1.1.0",
      "Microsoft.Extensions.Options.ConfigurationExtensions": "1.1.0",
      "Microsoft.EntityFrameworkCore.SqlServer": "1.1.0",
    },
  
    "tools": {
      "Microsoft.AspNetCore.Razor.Tools": "1.0.0-preview2-final",
      "Microsoft.AspNetCore.Server.IISIntegration.Tools": "1.1.0-preview4-final",
      "Microsoft.DotNet.Watcher.Tools": "1.0.0-preview2-final",
      "Microsoft.EntityFrameworkCore.Tools": "1.0.0-preview2-final"
    },
  
    "frameworks": {
      "netcoreapp1.0": {
        "imports": [
          "dotnet5.6",
          "portable-net45+win8"
        ]
      }
    },
  
    "buildOptions": {
      "emitEntryPoint": true,
      "preserveCompilationContext": true
    },
  
    "runtimeOptions": {
      "configProperties": {
        "System.GC.Server": true
      }
    },
  
    "publishOptions": {
      "include": [
        "appsettings.json",
        "ClientApp/dist",
        "node_modules",
        "Views",
        "web.config",
        "wwwroot"
      ]
    },
  
    "scripts": {
      "prepublish": [
        "npm install",
        "node node_modules/webpack/bin/webpack.js --config webpack.config.vendor.js --env.prod",
        "node node_modules/webpack/bin/webpack.js --env.prod"
      ],
      "postpublish": [ "dotnet publish-iis --publish-folder %publish:OutputPath% --framework %publish:FullTargetFramework%" ]
    },
  
    "tooling": {
      "defaultNamespace": "Travelingowe"
    }
  }
  </code></pre>
  
  <p>Do you have any ide what is wrong with this code?</p>
  
  <p>UPDATED:
  There was a problem with comma.</p>
  
  <p>I used JSONLint:</p>
  
  <blockquote>
    <p>Error: Parse error on line 26: ...lServer": "1.1.0",  },  "tools": {      "M
    ----------------------^ Expecting 'STRING', got '}'</p>
  </blockquote>