Creating a Project with Visual Studio:

* Modified port for hosting
* Succeeded in running through IIS Express

DutchTreat/Properties/launchSettings.json

@@ -1,9 +1,9 @@
-{
+{
   "iisSettings": {
     "windowsAuthentication": false,
     "anonymousAuthentication": true,
     "iisExpress": {
-      "applicationUrl": "http://localhost:54895",
+      "applicationUrl": "http://localhost:47263",
       "sslPort": 0
     }
   },
@@ -18,10 +18,10 @@
     "DutchTreat": {
       "commandName": "Project",
       "launchBrowser": true,
-      "applicationUrl": "http://localhost:5000",
       "environmentVariables": {
         "ASPNETCORE_ENVIRONMENT": "Development"
-      }
+      },
+      "applicationUrl": "http://localhost:5000"
     }
   }
 }

DutchTreat/Startup.cs

@@ -21,10 +21,6 @@ namespace DutchTreat
         // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
         public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
         {
-            if (env.IsDevelopment())
-            {
-                app.UseDeveloperExceptionPage();
-            }
 
             app.UseRouting();