Add error page in template projects.

templates/app/aspnet-core/src/MyCompanyName.MyProjectName.HttpApi.Host/MyProjectNameHttpApiHostModule.cs

@@ -15,6 +15,7 @@ using Microsoft.OpenApi.Models;
 using Volo.Abp;
 using Volo.Abp.AspNetCore.Mvc;
 using Volo.Abp.AspNetCore.Mvc.UI.MultiTenancy;
+using Volo.Abp.AspNetCore.Mvc.UI.Theme.Shared;
 using Volo.Abp.AspNetCore.Serilog;
 using Volo.Abp.Autofac;
 using Volo.Abp.Caching;
@@ -162,6 +163,16 @@ namespace MyCompanyName.MyProjectName
         public override void OnApplicationInitialization(ApplicationInitializationContext context)
         {
             var app = context.GetApplicationBuilder();
+            var env = context.GetEnvironment();
+
+            if (env.IsDevelopment())
+            {
+                app.UseDeveloperExceptionPage();
+            }
+            else
+            {
+                app.UseErrorPage();
+            }
 
             app.UseCorrelationId();
             app.UseVirtualFiles();

templates/app/aspnet-core/src/MyCompanyName.MyProjectName.Web.Host/MyProjectNameWebModule.cs

@@ -213,8 +213,6 @@ namespace MyCompanyName.MyProjectName.Web
             var app = context.GetApplicationBuilder();
             var env = context.GetEnvironment();
 
-            app.UseCorrelationId();
-
             if (env.IsDevelopment())
             {
                 app.UseDeveloperExceptionPage();
@@ -224,6 +222,7 @@ namespace MyCompanyName.MyProjectName.Web
                 app.UseErrorPage();
             }
 
+            app.UseCorrelationId();
             app.UseVirtualFiles();
             app.UseRouting();
             app.UseAuthentication();

templates/app/aspnet-core/src/MyCompanyName.MyProjectName.Web/MyProjectNameWebModule.cs

@@ -192,8 +192,6 @@ namespace MyCompanyName.MyProjectName.Web
             var app = context.GetApplicationBuilder();
             var env = context.GetEnvironment();
 
-            app.UseCorrelationId();
-
             if (env.IsDevelopment())
             {
                 app.UseDeveloperExceptionPage();
@@ -202,6 +200,8 @@ namespace MyCompanyName.MyProjectName.Web
             {
                 app.UseErrorPage();
             }
+
+            app.UseCorrelationId();
             app.UseVirtualFiles();
             app.UseRouting();
             app.UseAuthentication();

templates/module/aspnet-core/host/MyCompanyName.MyProjectName.HttpApi.Host/MyProjectNameHttpApiHostModule.cs

@@ -15,6 +15,7 @@ using Swashbuckle.AspNetCore.Swagger;
 using Volo.Abp;
 using Volo.Abp.AspNetCore.MultiTenancy;
 using Volo.Abp.AspNetCore.Mvc.UI.MultiTenancy;
+using Volo.Abp.AspNetCore.Mvc.UI.Theme.Shared;
 using Volo.Abp.AspNetCore.Serilog;
 using Volo.Abp.AuditLogging.EntityFrameworkCore;
 using Volo.Abp.Autofac;
@@ -147,11 +148,18 @@ namespace MyCompanyName.MyProjectName
         public override void OnApplicationInitialization(ApplicationInitializationContext context)
         {
             var app = context.GetApplicationBuilder();
+            var env = context.GetEnvironment();
 
-            if (!context.GetEnvironment().IsDevelopment())
+            if (env.IsDevelopment())
             {
+                app.UseDeveloperExceptionPage();
+            }
+            else
+            {
+                app.UseErrorPage();
                 app.UseHsts();
             }
+
             app.UseHttpsRedirection();
             app.UseCorrelationId();
             app.UseVirtualFiles();

templates/module/aspnet-core/host/MyCompanyName.MyProjectName.IdentityServer/MyProjectNameIdentityServerModule.cs

@@ -17,6 +17,7 @@ using Volo.Abp.AspNetCore.Authentication.JwtBearer;
 using Volo.Abp.AspNetCore.Mvc;
 using Volo.Abp.AspNetCore.Mvc.UI.MultiTenancy;
 using Volo.Abp.AspNetCore.Mvc.UI.Theme.Basic;
+using Volo.Abp.AspNetCore.Mvc.UI.Theme.Shared;
 using Volo.Abp.AspNetCore.Serilog;
 using Volo.Abp.Auditing;
 using Volo.Abp.AuditLogging.EntityFrameworkCore;
@@ -168,11 +169,18 @@ namespace MyCompanyName.MyProjectName
         public override void OnApplicationInitialization(ApplicationInitializationContext context)
         {
             var app = context.GetApplicationBuilder();
+            var env = context.GetEnvironment();
 
-            if (!context.GetEnvironment().IsDevelopment())
+            if (env.IsDevelopment())
             {
+                app.UseDeveloperExceptionPage();
+            }
+            else
+            {
+                app.UseErrorPage();
                 app.UseHsts();
             }
+
             app.UseHttpsRedirection();
             app.UseCorrelationId();
             app.UseVirtualFiles();

templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Unified/MyProjectNameWebUnifiedModule.cs

@@ -112,8 +112,9 @@ namespace MyCompanyName.MyProjectName
         public override void OnApplicationInitialization(ApplicationInitializationContext context)
         {
             var app = context.GetApplicationBuilder();
+            var env = context.GetEnvironment();
 
-            if (context.GetEnvironment().IsDevelopment())
+            if (env.IsDevelopment())
             {
                 app.UseDeveloperExceptionPage();
             }