Oops!

There was an issue that caused this page to malfunction. System.PlatformNotSupportedException: This operation requires IIS integrated pipeline mode. 
 at System.Web.HttpResponse.get_Headers() 
 at Microsoft.Owin.Host.SystemWeb.OwinCallContext.CreateEnvironment() 
 at Microsoft.Owin.Host.SystemWeb.IntegratedPipeline.IntegratedPipelineContext.GetInitialEnvironment(HttpApplication application) 
 at Microsoft.Owin.Host.SystemWeb.IntegratedPipeline.IntegratedPipelineContext.PrepareInitialContext(HttpApplication application) 
 at Microsoft.Owin.Host.SystemWeb.IntegratedPipeline.IntegratedPipelineContextStage.BeginEvent(Object sender, EventArgs e, AsyncCallback cb, Object extradata) 
 at System.Web.HttpApplication.AsyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() 
 at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) 

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I tried changing localhost iiin nthe URL to my actual IP address and it error message shortened to just "Oops! There was an issue that caused this page to malfunction."

 

 

Any ideas on how to get the setup wizard to run successfully?