I tried to open a Blazor WASM application with SignalR, but it could open the razor file. Below the log file.
Analyzing C:\Users\admin\source\repos\WasmTest2VS\WasmTest2VS.sln ...
Analyzing C:\Users\admin\source\repos\WasmTest2VS\Shared\WasmTest2VS.Shared.csproj ...
Done.
Analyzing C:\Users\admin\source\repos\WasmTest2VS\Client\WasmTest2VS.Client.csproj ...
Rendering Pages\Counter.razor ... OK.
Rendering Pages\FetchData.razor ... OK.
Rendering Pages\Index.razor ... FAIL.
System.ArgumentNullException: Value cannot be null. (Parameter 'connectionFactory')
at Microsoft.AspNetCore.SignalR.Client.HubConnection..ctor(IConnectionFactory connectionFactory, IHubProtocol protocol, EndPoint endPoint, IServiceProvider serviceProvider, ILoggerFactory loggerFactory)
at Microsoft.AspNetCore.SignalR.Client.HubConnection..ctor(IConnectionFactory connectionFactory, IHubProtocol protocol, EndPoint endPoint, IServiceProvider serviceProvider, ILoggerFactory loggerFactory, IRetryPolicy reconnectPolicy)
at WasmTest2VS.Client.Pages.Index.<>c.b__14_0(Int32 index)
at System.Linq.Enumerable.SelectRangeIterator1.ToArray() at WasmTest2VS.Client.Pages.Index.OnInitializedAsync() at Microsoft.AspNetCore.Components.ComponentBase.RunInitAndSetParametersAsync() at Radzen.Server.HtmlRenderer.HandleException(Exception exception) in /Users/korchev/github/radzen-next/Radzen.Server/HtmlRenderer.cs:line 71 at Microsoft.AspNetCore.Components.Rendering.ComponentState.SetDirectParameters(ParameterView parameters) at Microsoft.AspNetCore.Components.RenderTree.RenderTreeDiffBuilder.InitializeNewComponentFrame(DiffContext& diffContext, Int32 frameIndex) at Microsoft.AspNetCore.Components.RenderTree.RenderTreeDiffBuilder.InitializeNewSubtree(DiffContext& diffContext, Int32 frameIndex) at Microsoft.AspNetCore.Components.RenderTree.RenderTreeDiffBuilder.InsertNewFrame(DiffContext& diffContext, Int32 newFrameIndex) at Microsoft.AspNetCore.Components.RenderTree.RenderTreeDiffBuilder.AppendDiffEntriesForRange(DiffContext& diffContext, Int32 oldStartIndex, Int32 oldEndIndexExcl, Int32 newStartIndex, Int32 newEndIndexExcl) at Microsoft.AspNetCore.Components.RenderTree.RenderTreeDiffBuilder.ComputeDiff(Renderer renderer, RenderBatchBuilder batchBuilder, Int32 componentId, ArrayRange1 oldTree, ArrayRange1 newTree) at Microsoft.AspNetCore.Components.Rendering.ComponentState.RenderIntoBatch(RenderBatchBuilder batchBuilder, RenderFragment renderFragment, Exception& renderFragmentException) at Microsoft.AspNetCore.Components.RenderTree.Renderer.ProcessRenderQueue() --- End of stack trace from previous location --- at Radzen.Server.HtmlRenderer.HandleException(Exception exception) in /Users/korchev/github/radzen-next/Radzen.Server/HtmlRenderer.cs:line 71 at Microsoft.AspNetCore.Components.RenderTree.Renderer.ProcessRenderQueue() at Microsoft.AspNetCore.Components.RenderTree.Renderer.AddToRenderQueue(Int32 componentId, RenderFragment renderFragment) at Radzen.Server.Router.Render(Type layout, Type component) in /Users/korchev/github/radzen-next/Radzen.Server/Router.cs:line 98 at Radzen.Server.StaticRouter.SetParametersAsync(ParameterView parameters) in /Users/korchev/github/radzen-next/Radzen.Server/Router.cs:line 40 at Microsoft.AspNetCore.Components.Rendering.ComponentState.SupplyCombinedParameters(ParameterView directAndCascadingParameters) --- End of stack trace from previous location --- at Radzen.Server.HtmlRenderer.HandleException(Exception exception) in /Users/korchev/github/radzen-next/Radzen.Server/HtmlRenderer.cs:line 71 at Microsoft.AspNetCore.Components.Rendering.ComponentState.SetDirectParameters(ParameterView parameters) at Microsoft.AspNetCore.Components.RenderTree.Renderer.RenderRootComponentAsync(Int32 componentId, ParameterView initialParameters) at Radzen.Server.HtmlRenderer.CreateInitialRenderAsync(Type componentType, ParameterView initialParameters) in /Users/korchev/github/radzen-next/Radzen.Server/HtmlRenderer.cs:line 262 at Radzen.Server.HtmlRenderer.RenderComponentAsync(Type componentType, ParameterView initialParameters) in /Users/korchev/github/radzen-next/Radzen.Server/HtmlRenderer.cs:line 57 at Microsoft.AspNetCore.Components.Rendering.RendererSynchronizationContext.<>c__111.<b__11_0>d.MoveNext()
--- End of stack trace from previous location ---
at Radzen.Server.ProjectServer.Crawl(String fileName, String source) in /Users/korchev/github/radzen-next/Radzen.Server/ProjectServer.cs:line 919
at Radzen.Server.ProjectAnalyzer.AnalyzeFile(ProjectContext projectContext, SolutionFacade solutionFacade, String razorFile, Boolean parallel, Boolean all, CancellationToken token) in /Users/korchev/github/radzen-next/Radzen.Server/ProjectAnalyzer.cs:line 123
Rendering Shared\MainLayout.razor ... OK.
Done.
Analyzing C:\Users\admin\source\repos\WasmTest2VS\Server\WasmTest2VS.Server.csproj ...
Done.
Finished with errors.