Resolved #3740: The virtual file system cannot handle static asset files well.

framework/src/Volo.Abp.AspNetCore/Volo/Abp/AspNetCore/VirtualFileSystem/WebContentFileProvider.cs

@@ -1,8 +1,10 @@
 using System;
+using System.Collections.Generic;
 using System.Linq;
 using JetBrains.Annotations;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.FileProviders;
+using Microsoft.Extensions.Hosting;
 using Microsoft.Extensions.Options;
 using Microsoft.Extensions.Primitives;
 using Volo.Abp.DependencyInjection;
@@ -91,9 +93,27 @@ namespace Volo.Abp.AspNetCore.VirtualFileSystem
 
         protected virtual IFileProvider CreateFileProvider()
         {
-            return new CompositeFileProvider(
+            var fileProviders = new List<IFileProvider>()
+            {
                 new PhysicalFileProvider(_hostingEnvironment.ContentRootPath),
                 _virtualFileProvider
+            };
+
+            if (_hostingEnvironment.IsDevelopment() && 
+                _hostingEnvironment.WebRootFileProvider is CompositeFileProvider compositeFileProvider)
+            {
+                var staticWebAssetsFileProvider = compositeFileProvider
+                    .FileProviders
+                    .FirstOrDefault(f => f.GetType().Name.Equals("StaticWebAssetsFileProvider"));
+
+                if (staticWebAssetsFileProvider != null)
+                {
+                    fileProviders.Add(staticWebAssetsFileProvider);
+                }
+            }
+
+            return new CompositeFileProvider(
+                fileProviders
             );
         }