Tail Spin Spyworks problem Unable to Load Popular Items - The underlying provider failed on Open

 I downloaded and open the visual studio project then built it everything went smooth then I tried to start the site and I get this error -
Anyone have the same problem? Does anyone have an answer for me?  Thanks for the replies.
 System.Exception was unhandled by user code
  Message=ERROR: Unable to Load Popular Items - The underlying provider failed on Open.
  Source=TailspinSpyworks
  StackTrace:
       at TailspinSpyworks.Controls.PopularItem.Page_Load(Object sender, EventArgs e) in C:\Users\Tracey\Downloads\TailspinSpyworks-v0.8\Source\TailspinSpyworks\Controls\PopularItem.ascx.cs:line 40
       at System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e)
       at System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e)
    &n ...