在Visual Studio 2013中使用Nuget Package Manager对话框

I have set up a new package source in the Nuget Package Manager in Visual Studio 2013. The package source is our Teamcity Nuget Server. When I try to retrieve our Nuget packages from Teamcity from the Package Manager Dialog nothing is retrieved, but when I use the Package Manager Console all our packages is listed. When I use the Console I can see in Fiddler that the package source url is called, but when I use the Package Manager Dialog the package source url is not called.I have set up a new package source in the Nuget