Nuget error: The underlying connection was closed
ERROR: Visual Studio 2010 nuget error: The underlying connection was closed: Could not establish trust relationship for the SSL/TLS secure channel. Solution: Go to VS2010 -> Tools -> Library Package Manager -> Package Manager Settings Choose Package Manager -> Package Sources. 1. Add a new package source as: Name= NugetSource Source= http://packages.nuget.org/v1/FeedService.svc/ 2. Move Up the newly added package source to first position. 3. UnCheck existing "Nuget official package source" 4. Restart VS2010.