Blazor
A free and open-source web framework that enables developers to create web apps using C# and HTML being developed by Microsoft.
1,647 questions
0 answers
Blazor isn't listed in Visual Studio Community 2022
Hello I'm trying to start a new Blazor WebAssembly App in Visual studio 2022 but it isn't listed there. I did run dotnet new --list in the command line and it shows both Blazor WebAssembly App and Blazor Server App listed so I'm not sure why it isn't…
Blazor
Visual Studio
Visual Studio
A family of Microsoft suites of integrated development tools for building applications for Windows, the web and mobile devices.
5,360 questions
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(188.79999999999998, 2%, 28%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EF%3C/text%3E%3C/svg%3E)
2 answers
One of the answers was accepted by the question author.
Blazor .Net 9 Default template simple usage of a service - porting from an earlier version
I tried to port this simple project: https://github.com/JWealthall/BlazorWindowResize to .net 9.0 So, I created a simple sample at: https://github.com/KKacer/BlazorTestWindowSize I'm trying to understand the usage and changes I need to do in the 2…
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(262.40000000000003, 74%, 35%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EK%3C/text%3E%3C/svg%3E)
2 answers
One of the answers was accepted by the question author.
Error RZ10012 when adding a component in blazor
Hello, I'm trying to learn Blazor with a youtube video. I have this page : MainLayout.razor @inherits LayoutComponentBase <div class="page"> <div class="sidebar"> <NavMenu /> </div> …
asked 2023-01-18T12:23:31.0866667+00:00
Laurent Guigon
311
Reputation points
commented 2025-01-16T14:22:35.48+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(86.4, 92%, 18%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EO%3C/text%3E%3C/svg%3E)
Oliver_P
15
Reputation points
3 answers
AuthenticationStateProvider propagates incomplete identity to WebAssembly with Blazor in .net 8
I have a component using auto render mode: @attribute [RenderModeInteractiveAuto] I inject the AuthenticationStateProvider: @inject Microsoft.AspNetCore.Components.Authorization.AuthenticationStateProvider _auth Now, in my code, if I do something like…
asked 2023-10-25T21:14:05.82+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(160, 8%, 25%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ERJ%3C/text%3E%3C/svg%3E)
Rabe, Jens
35
Reputation points
answered 2025-01-15T10:13:21.9466667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(179.20000000000002, 94%, 27%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ED%3C/text%3E%3C/svg%3E)
Dunce
41
Reputation points
2 answers
Why does the onclick event not work, in my razor pages hosted blazor component, in .net 7.0?
I've used the following code in multiple blazor web assembly applications hosted on a razor pages page under .net 5.0 and .net 6.0 before now. An application I was forced to upgrade to .net 7.0 has rendered the onclick command completely useless What…
ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,740 questions
Blazor
Blazor
A free and open-source web framework that enables developers to create web apps using C# and HTML being developed by Microsoft.
1,647 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
11,208 questions
asked 2023-01-19T00:23:45.6266667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(169.60000000000002, 94%, 26%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ETA%3C/text%3E%3C/svg%3E)
The Acme Cheese Company
0
Reputation points
answered 2025-01-14T00:12:39.4066667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(204.8, 62%, 29%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAS%3C/text%3E%3C/svg%3E)
Alex Stewart
0
Reputation points
1 answer
Best practices for implementing Notifications and Streaming (Gen AI-enabled chats) in Blazor Web App
Need some architectural guidance. I am building a B2C solution using Blazor Web App model. The entire stack is C# and runs on Azure. I am just trying to understand some best practices for integrating the following capabilities: Push Notifications…
asked 2025-01-11T13:56:34.58+00:00
Manoj Ganapathi
0
Reputation points
answered 2025-01-13T22:31:25.7833333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(211.20000000000002, 61%, 30%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EBS%3C/text%3E%3C/svg%3E)
Bruce (SqlWork.com)
69,501
Reputation points
2 answers
Why can't my generic Blazor app read the LocalDb for Identity?
I wanted to see how a new Blazor Web app uses the LocalDb that is created when you create a new application that uses Individual Accounts during the project creation process. In my AppSettings.json file it created this connection…
asked 2025-01-04T21:28:57.7166667+00:00
Rod Falanga
566
Reputation points
commented 2025-01-13T01:40:49.01+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(121.6, 24%, 21%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ETW%3C/text%3E%3C/svg%3E)
Tiny Wang-MSFT
3,066
Reputation points Microsoft Vendor
2 answers
One of the answers was accepted by the question author.
Disable Information Logging
Hello, How do I disable the logging so I don't see those odd messages in the console (Google Chrome) ?? Whenever I run my blazor 8.0 app the following messages are displayed: Information: Normalizing '_blazor' to ' LINK Information: WebSocket connected…
asked 2024-12-16T18:26:28.2633333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(131.20000000000002, 77%, 22%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EKM%3C/text%3E%3C/svg%3E)
Kuler Master
386
Reputation points
commented 2025-01-11T18:48:27.4+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(214.4, 12%, 30%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ERH%3C/text%3E%3C/svg%3E)
Robert Howell
0
Reputation points
1 answer
One of the answers was accepted by the question author.
Visual Studio 2022 Blazor Server project assigning random port
I am creating a .NET 9 Blazor Web App project using Visual Studio 2022 (17.12.1). I am authenticating using MS Graph to an Azure Web App which requires a consistent URL as a callback and have done this many times with earlier Blazor Server projects using…
Blazor
Blazor
A free and open-source web framework that enables developers to create web apps using C# and HTML being developed by Microsoft.
1,647 questions
Visual Studio
Visual Studio
A family of Microsoft suites of integrated development tools for building applications for Windows, the web and mobile devices.
5,360 questions
asked 2025-01-07T15:38:05.0533333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(182.40000000000003, 74%, 27%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESS%3C/text%3E%3C/svg%3E)
Scott Stoecker
20
Reputation points
accepted 2025-01-09T12:12:40.5366667+00:00
Scott Stoecker
20
Reputation points
1 answer
Blazor hangs when debugging with authentication
Am I the only one who experience that 9 of 10 times Blazor hangs with this message when I use authentication, and after I have logged in? Any hints on how to get past this issue?
.NET
.NET
Microsoft Technologies based on the .NET software framework.
4,053 questions
Blazor
Blazor
A free and open-source web framework that enables developers to create web apps using C# and HTML being developed by Microsoft.
1,647 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
11,208 questions
Visual Studio Debugging
Visual Studio Debugging
Visual Studio: A family of Microsoft suites of integrated development tools for building applications for Windows, the web and mobile devices.Debugging: The act or process of detecting, locating, and correcting logical or syntactical errors in a program or malfunctions in hardware. In hardware contexts, the term troubleshoot is the term more frequently used, especially if the problem is major.
1,017 questions
asked 2024-04-07T11:22:21.7633333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(243.2, 42%, 33%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EFA%3C/text%3E%3C/svg%3E)
Finn Arildsen
76
Reputation points
answered 2025-01-08T18:11:07.2433333+00:00
Bruce (SqlWork.com)
69,501
Reputation points
1 answer
How to bypass "Pick an account" popup after Sign out
Hello all, Is there any possibility to bypass the "Pick user popup" after Sign out with Endpoint v2.0 at Azure AD? We need to execute automatic sign out at Blazor app while user is not active, but we got redirect at the popup and the user is…
asked 2023-10-25T08:23:23.9666667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(304, 81%, 39%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJ%3C/text%3E%3C/svg%3E)
JT
5
Reputation points
commented 2025-01-08T03:03:36.1966667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(313.6, 14.000000000000002%, 40%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESS%3C/text%3E%3C/svg%3E)
Stephen Song
0
Reputation points
1 answer
RegularExpression for either valid email or username from the comma separated list
It's about the login form where some clients must enter their email and only few others their name. Currently I have the following: [Required(ErrorMessageResourceName = "Validation_RequiredField", ErrorMessageResourceType =…
asked 2024-12-30T11:03:03.83+00:00
Kuler Master
386
Reputation points
edited the question 2025-01-07T05:43:33.75+00:00
Jack J Jun
24,626
Reputation points Microsoft Vendor
2 answers
Server connection problem on a blazor site
Hi, I have made this app in blazor: Index Occasionally, I encounter this error: "Attempting to connect to the server." Do you know how to solve it? regards, Saeed
asked 2025-01-04T20:52:03.84+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(124.80000000000001, 55.00000000000001%, 22%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESP%3C/text%3E%3C/svg%3E)
Saeed Pooladzadeh
251
Reputation points
edited an answer 2025-01-06T16:11:00.8733333+00:00
Bruce (SqlWork.com)
69,501
Reputation points
4 answers
Blazor and ValidationGroups
I am in ASP.NET since the first version of .NET Framework and I am used to some features that are missing now. Please notice that I've just recently moved to Blazor. Currently, I am wondering why the ValidationGroups are not part of it. I have a kind…
asked 2025-01-04T13:22:46.66+00:00
Kuler Master
386
Reputation points
answered 2025-01-06T03:42:31.7266667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(73.60000000000001, 90%, 17%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EZL%3C/text%3E%3C/svg%3E)
Zhi Lv - MSFT
32,841
Reputation points Microsoft Vendor
1 answer
One of the answers was accepted by the question author.
Blazor adds random attributes
Hello guys and all the best for the new year I am struggling with these strange attributes that Blazor keeps adding to all elements. I tried to find more about this behavior but none of the proposed solutions worked for me. For instance, MS suggests…
asked 2025-01-02T11:02:55.0933333+00:00
Kuler Master
386
Reputation points
edited the question 2025-01-03T13:00:50.49+00:00
Kuler Master
386
Reputation points
1 answer
One of the answers was accepted by the question author.
Response status code does not indicate success: 404 (Not Found)
I get the following error while calling an api in my Blazor application: Following is the code where the error is pointing: And following is the calling api where request is made: What went wrong here? Any suggestions? Thanks, Puneet Chandiok
ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,740 questions
Blazor
Blazor
A free and open-source web framework that enables developers to create web apps using C# and HTML being developed by Microsoft.
1,647 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
11,208 questions
ASP.NET API
ASP.NET API
ASP.NET: A set of technologies in the .NET Framework for building web applications and XML web services.API: A software intermediary that allows two applications to interact with each other.
364 questions
asked 2025-01-03T04:04:52.01+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(272, 38%, 36%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EPC%3C/text%3E%3C/svg%3E)
Puneet Chandiok
20
Reputation points
commented 2025-01-03T06:55:32.61+00:00
SurferOnWww
3,701
Reputation points
2 answers
Blazor server JSRuntime call error function undefined
.net 8 Hello! We have a common error, but cant reproduce it in the browser. This is our code: protected override async Task OnAfterRenderAsync(bool firstRender) { if (firstRender) { try { //so it do not scroll…
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(265.6, 71%, 35%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ELG%3C/text%3E%3C/svg%3E)
2 answers
One of the answers was accepted by the question author.
How do I save file on form submit
Hello, As mentioned in the title, I want to save the file to the server. In the past, we were using SaveAs but in Blazor I can't get a reference of PostedFile directly. <div class="row pb-3"> <div class="col"> …
asked 2024-12-27T16:34:04.0766667+00:00
Kuler Master
386
Reputation points
accepted 2025-01-02T10:33:24.8666667+00:00
Kuler Master
386
Reputation points
1 answer
Adding Blazor Identity to existing Blazer project fails with a 'null path' exception
Hi! I have the following: .Net SDK 9 Visual Studio Community 2022 v 17.12.3 Windows v10.0.19044 Blazer Server App When I try to add the Blazor Identity "scaffolding" I get a "There was an error running the selected code generator:…
Blazor
Blazor
A free and open-source web framework that enables developers to create web apps using C# and HTML being developed by Microsoft.
1,647 questions
Visual Studio
Visual Studio
A family of Microsoft suites of integrated development tools for building applications for Windows, the web and mobile devices.
5,360 questions
asked 2024-12-18T11:16:39.07+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(224.00000000000003, 57.99999999999999%, 31%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EK%3C/text%3E%3C/svg%3E)
kodo65
0
Reputation points
edited the question 2025-01-02T02:00:44.11+00:00
Jack J Jun
24,626
Reputation points Microsoft Vendor
1 answer
One of the answers was accepted by the question author.
Best approach for Mobile app development
Hello guys, I was wondering what is the best project template for mobile app development. I was reading little bit about the .NET MAUI but I am not quite sure if it's better than regular Android App or Mobile App (Xamarin). What is your experience with…
asked 2024-12-31T12:12:52.3266667+00:00
Kuler Master
386
Reputation points
commented 2025-01-01T23:22:22.5+00:00
Bruce (SqlWork.com)
69,501
Reputation points