I am trying to install SignalR in a professional Visual Studio 2010 project. But I get this error:
Could not install package 'Microsoft.Owin.Security 2.1.0'. You are trying to install this package into a project that targets '
.NETFramework,Version=v4.0', but the package does not contain any assembly references or content files that are compatible with that framework. F
or more information, contact the package author.
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