how can i resolve it? Plz help me.

Question

App_WebReferences/CC1/(1): Build (web): Reference.svcmap: Could not load file or assembly 'System.Web.Http, Version=5.2.2.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35' or one of its dependencies. The system cannot find the file specified.

 

Even i added reference in webconfig also iam facing the issue.