From 3b88d2aa351eb76574a173ffa44b927bf9b0d8b7 Mon Sep 17 00:00:00 2001
From: Isaac Levin <isaac.r.levin@gmail.com>
Date: Mon, 1 Jul 2019 16:42:02 -0400
Subject: [PATCH] added Error page to Server Blazor

---
 .../BlazorServerWeb-CSharp/Pages/Error.razor      | 15 +++++++++++++++
 .../content/BlazorServerWeb-CSharp/Startup.cs     |  2 +-
 2 files changed, 16 insertions(+), 1 deletion(-)
 create mode 100644 src/ProjectTemplates/Web.ProjectTemplates/content/BlazorServerWeb-CSharp/Pages/Error.razor

diff --git a/src/ProjectTemplates/Web.ProjectTemplates/content/BlazorServerWeb-CSharp/Pages/Error.razor b/src/ProjectTemplates/Web.ProjectTemplates/content/BlazorServerWeb-CSharp/Pages/Error.razor
new file mode 100644
index 0000000000..7d2ae2a134
--- /dev/null
+++ b/src/ProjectTemplates/Web.ProjectTemplates/content/BlazorServerWeb-CSharp/Pages/Error.razor
@@ -0,0 +1,15 @@
+@page "/error"
+
+<h1 class="text-danger">Error.</h1>
+<h2 class="text-danger">An error occurred while processing your request.</h2>
+
+<h3>Development Mode</h3>
+<p>
+    Swapping to the <strong>Development</strong> environment displays detailed information about the error that occurred.
+</p>
+<p>
+    <strong>The Development environment shouldn't be enabled for deployed applications.</strong>
+    It can result in displaying sensitive information from exceptions to end users.
+    For local debugging, enable the <strong>Development</strong> environment by setting the <strong>ASPNETCORE_ENVIRONMENT</strong> environment variable to <strong>Development</strong>
+    and restarting the app.
+</p>
diff --git a/src/ProjectTemplates/Web.ProjectTemplates/content/BlazorServerWeb-CSharp/Startup.cs b/src/ProjectTemplates/Web.ProjectTemplates/content/BlazorServerWeb-CSharp/Startup.cs
index 95677499c5..11f040ca9f 100644
--- a/src/ProjectTemplates/Web.ProjectTemplates/content/BlazorServerWeb-CSharp/Startup.cs
+++ b/src/ProjectTemplates/Web.ProjectTemplates/content/BlazorServerWeb-CSharp/Startup.cs
@@ -148,7 +148,7 @@ namespace BlazorServerWeb_CSharp
             }
             else
             {
-                app.UseExceptionHandler("/Home/Error");
+                app.UseExceptionHandler("/Error");
 #if (RequiresHttps)
                 // The default HSTS value is 30 days. You may want to change this for production scenarios, see https://aka.ms/aspnetcore-hsts.
                 app.UseHsts();