asp.net Web Api

Question

 Hi ,

 

    i  have created asp.net  mvc  web api  project.     after that i added microsoft Asp.net Web Api 2.2 help page       from nuget   in project     after   this    i am getting error  

 

 

Error 2 Assembly 'System.Web.Http, Version=5.2.3.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35' uses 'Newtonsoft.Json, Version=6.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed' which has a higher version than referenced assembly 'Newtonsoft.Json, Version=4.5.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed' c:\Projects\Yavun2\packages\Microsoft.AspNet.WebApi.Core.5.2.3\lib\net45\System.Web.Http.dll Yavun2