No way to fix Nuget in Visual Studio 2012

Hi,

 

Please check this, I found these references to troubleshoot.  

 

https://stackoverflow.com/questions/20445638/nuget-fails-the-underlying-connection-was-closed-an-unexpected-error-occurred

 

https://docs.devexpress.com/GeneralInformation/116043/installation/install-devexpress-controls-using-nuget-packages/nuget-limitations-and-troubleshooting