Visual Studio - Nuget - Unable to load the service index for source
问题 This is my NuGet.config : <?xml version="1.0" encoding="utf-8"?> <configuration> <packageSources> <add key="nuget.org" value="https://api.nuget.org/v3/index.json" protocolVersion="3" /> </packageSources> <disabledPackageSources> <add key="Microsoft and .NET" value="true" /> </disabledPackageSources> </configuration> Now, in Visual Studio, when I try to install 'geckofx45' package, I get the following error : install-package geckofx45 install-package : Unable to load the service index for