I have been trying to access the source in Visual Studio 2012, I get error for this subproj file, I cannot file this project under the directory listed below.. any help? Thanks,

C:\inetpub\wwwroot\website\DNN Platform\Tests\DotNetNuke.Tests.Selenium\DotNetNuke.Tests.DNNSelenium.csproj : error : The project file could not be loaded. Could not find a part of the path 'C:\inetpub\wwwroot\website\DNN Platform\Tests\DotNetNuke.Tests.Selenium\DotNetNuke.Tests.DNNSelenium.csproj'. C:\inetpub\wwwroot\website\DNN Platform\Tests\DotNetNuke.Tests.Selenium\DotNetNuke.Tests.DNNSelenium.csproj