Blazor
A free and open-source web framework that enables developers to create web apps using C# and HTML being developed by Microsoft.
1,382 questions
0 answers
No screen during slow start-up for Blazor Hybrid App
I am creating a Hybrid Blazor Maui app - during the startup we use a configuration builder to load in Application Config hosted in Azure - that process can take around 10 seconds to complete - we don't have that much data in App Config to be fair but for…
asked 2022-07-04T00:08:22.713+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, 24%, 27%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMG%3C/text%3E%3C/svg%3E)
Mark Greenwood
16
Reputation points
commented 2022-07-04T10:05:48.093+00:00
JasonPan - MSFT
4,201
Reputation points Microsoft Vendor
0 answers
Blazor authenticates a new tab and after downloading the File leaves it open
I have a Component in Blazor that has an anchor tag which opens a new tab as below: <a href="@($"api URL in here" class="btn btn-primary @(isLoading ? " disabled" : "" )" id="btnDownload"…
Blazor
Blazor
A free and open-source web framework that enables developers to create web apps using C# and HTML being developed by Microsoft.
1,382 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.
10,218 questions
asked 2022-07-01T07:19:11.23+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(92.8, 9%, 18%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ENS%3C/text%3E%3C/svg%3E)
Noman Saiyed
1
Reputation point
commented 2022-07-04T02:23:45.46+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(233.6, 98%, 32%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ERN%3C/text%3E%3C/svg%3E)
Rena Ni - MSFT
2,061
Reputation points
0 answers
How to load dll in MAUI blazor?
I aming converting my app(webassembly) to maui blazor now, I have a list of dlls using reflection to do some dependency injection. But when I use the code "Assemby.Load("SSS.dll") it says the file is not found. But I do referenced the…
asked 2022-07-01T03:31:28.593+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(108.80000000000001, 31%, 20%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EC%3C/text%3E%3C/svg%3E)
Charley
1
Reputation point
commented 2022-07-01T09:14:03.61+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
32,011
Reputation points Microsoft Vendor
1 answer
VS2022 Blazor Server App Hot Reload notworking
Using VS2022 V 17.2.5 NetCore 6 and Blazor Server side app. I created a standard web project (Blazor1App) and run without debuging (Ctrl+F5) The app launches and then on Index page I change <h1>Hello, world!</h1> to <h1>Hello,…
Blazor
Blazor
A free and open-source web framework that enables developers to create web apps using C# and HTML being developed by Microsoft.
1,382 questions
Visual Studio
Visual Studio
A family of Microsoft suites of integrated development tools for building applications for Windows, the web and mobile devices.
4,593 questions
asked 2022-06-30T02:59:27.973+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(16, 38%, 11%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EBJ%3C/text%3E%3C/svg%3E)
Ben Junior
6
Reputation points
commented 2022-07-01T06:52:13.477+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(249.60000000000002, 10%, 34%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAX%3C/text%3E%3C/svg%3E)
Anna Xiu-MSFT
25,551
Reputation points Microsoft Vendor
0 answers
How to prevent go back in MAUI Blazor?
Let's imagine a two pages app, created with MAUI + Blazor Hybrid and running on Android. After user navigates from page1 to page2 I don't want to allow him to go back to first one, until certain conditions are met. In native Android app I could simply…
asked 2022-06-24T11:47:52.727+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(278.4, 77%, 36%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAV%3C/text%3E%3C/svg%3E)
Andrei Vinogradov
1
Reputation point
commented 2022-06-29T08:03:35.643+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(316.8, 40%, 40%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EYL%3C/text%3E%3C/svg%3E)
Yonglun Liu (Shanghai Wicresoft Co,.Ltd.)
35,121
Reputation points Microsoft Vendor
1 answer
What setting must I turn on to get error messages?
It happens alot with Blazor that it doesn't compile and also there isn't an error message. Now, with all other times this happened I know that I need to check all components to see if the references and model names are correct. Can I please get a…
asked 2022-06-24T11:53:50.097+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(259.20000000000005, 23%, 35%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EIC%3C/text%3E%3C/svg%3E)
Ingmar Crone
51
Reputation points
commented 2022-06-29T08:01:23.173+00:00
Zhi Lv - MSFT
32,011
Reputation points Microsoft Vendor
0 answers
Performance issues in System.Text.Json methods
I am facing performance issues when parsing JSON objects from a file with the following code snippets in the Blazor WASM application alone. These codes use reflection and “System.Text.Json” library. There is no performance issues in the Blazor Server…
asked 2022-06-28T17:51:20.947+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, 31%, 26%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESA%3C/text%3E%3C/svg%3E)
Sabari Anand
1
Reputation point
commented 2022-06-28T22:15:41.603+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)
55,196
Reputation points
0 answers
Blazor Compile Error but Error List empty
Hi, I love Blazor and what you can do with it. I have noticed that everytime I change a Model name or a namespace, code within Blazor components don't show an error. Also the Error List stays empty. I love to know if I can do something…
asked 2022-06-23T19:48:51.56+00:00
Ingmar Crone
51
Reputation points
commented 2022-06-27T07:43:01.857+00:00
Zhi Lv - MSFT
32,011
Reputation points Microsoft Vendor
3 answers
CS0246: The type or namespace name "ProductDto" could not be found(are u missing a using directive or an assembly reference?)
hey anyone give me the solution of this issue https://github.com/GavinLonDigital/ShopOnlineSolution/issues/1
ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,148 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.
1,382 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.
10,218 questions
asked 2022-06-24T15:28:07.417+00:00
DEBASIS PAUL (Zhýralý Pāvils) #BlackLivesMatter
1
Reputation point
answered 2022-06-27T07:17:16.863+00:00
satya karki
986
Reputation points MVP
0 answers
Can seem to get the JSRuntime working in my Blazor application
I keep getting the following error System.ArgumentException: 'Cannot instantiate implementation type 'Microsoft.JSInterop.JSRuntime' for service type 'Microsoft.JSInterop.IJSRuntime'.'
asked 2022-06-25T16:35:56.853+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, 49%, 25%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EM%3C/text%3E%3C/svg%3E)
MIchael
6
Reputation points
commented 2022-06-27T03:00:28.503+00:00
Zhi Lv - MSFT
32,011
Reputation points Microsoft Vendor
2 answers
One of the answers was accepted by the question author.
Error In Deploying Core Hosted Blazor WASM
This will be a very basic question, so I'm sorry to write it up. I tried to deploy a very basic Blazor WASM app created out of VS template with WeatherForecast. No changes were made. Ran locally good. Tried to publish and deploy on the server. I…
![](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(89.60000000000001, 98%, 18%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EBR%3C/text%3E%3C/svg%3E)
2 answers
Blazor: Validation doesn't work on a derived model
I have a Blazor server-side application. I have two viewmodel classes, and one of them is derived from another: public class QuoteModel : IValidatableObject { ... public virtual IEnumerable<ValidationResult>…
asked 2022-06-23T13:01:37.647+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(83.2, 93%, 18%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EDR%3C/text%3E%3C/svg%3E)
Dmitriy Reznik
236
Reputation points
answered 2022-06-23T14:54:59.86+00:00
Dmitriy Reznik
236
Reputation points
0 answers
Blazor is refreshing the page by JsInteropt call (Using Babylon)
I'm using Blazor with Babylon Js to use 3D objekts. I'm trying to resize the 3D objekt by a user input (C# code). After the input i wanna call a JavaScript code by JsInteropt, it is called but not executed also the page is refreshing and after all…
asked 2022-06-22T10:06:02.17+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(150.4, 96%, 24%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EM%3C/text%3E%3C/svg%3E)
Max
1
Reputation point
commented 2022-06-23T05:42:10.497+00:00
Zhi Lv - MSFT
32,011
Reputation points Microsoft Vendor
2 answers
One of the answers was accepted by the question author.
System.ArgumentException: ''Server' is an invalid connection string attribute'
Hi, so I cloned the same project as my fellow devs, and I'm the only one who gets this error, preventing my blazor web assembly app not displaying any data. I think the problem is that my dbconnectionstring (second pic) is pointing to my localdb instead…
![](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(60.8, 76%, 15%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
5 answers
One of the answers was accepted by the question author.
Entity model design recommendation needed
Hello there, I am working on an ASP.NET Core Blazor Server application. It is a sort of order management system. Trying to follow clean architecture design. In the core business, there are entities like orders, suppliers, and clients. Each one of…
3 answers
Self-Hosted Blazor and Custom Certificates
I'm investigating the idea of using Blazor WASM to build a retail application that would run on an office Intranet. The application would be installed on a given machine, to be accessed via browser from any of several machines on the LAN. The biggest…
asked 2022-02-11T15:06:41.97+00:00
Jeff Bowman
101
Reputation points
commented 2022-06-21T22:47:03.553+00:00
Jeff Bowman
101
Reputation points
0 answers
Blazor Server - How to handle situation when user is faster then SignalR?
I have a complex Blazor server app and I run into situations that user interact with the form and while the server is trying to manipulate the DOM via SignalR, the user manage to do other things in the form. When I debug the app or using PC in the LAN,…
asked 2022-06-20T21:03:34.777+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(57.599999999999994, 36%, 15%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EYA%3C/text%3E%3C/svg%3E)
Yaron Amar
1
Reputation point
commented 2022-06-21T07:28:12.8+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(12.8, 3%, 11%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EQG%3C/text%3E%3C/svg%3E)
Qing Guo - MSFT
886
Reputation points Microsoft Vendor
1 answer
Blazor Server - JIT Debugger on Windows Server 2019 keeps the app unresponsive
Good Day Everyone We published our Blazor Server side application to our local server which is Windows Server 2019, now the site becomes unresponsive when it encounters an error on the system, a JIT Debugger shows up on the server, which is the main…
asked 2022-06-17T02:01:06.797+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(297.6, 30%, 38%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAM%3C/text%3E%3C/svg%3E)
Arnold Mendoza
11
Reputation points
answered 2022-06-20T08:30:28.263+00:00
Limitless Technology
39,341
Reputation points
0 answers
[Blazor Web Assembly] Lazy Loading .resources.dll
Hello, I have a Blazor WASM project 'Project A' that Lazy Loads a Razor Class Library project 'Project B'. Project B contains some resources (.resx files) with the following folder structure -Project B - // -Resources (directory) …
Blazor
Blazor
A free and open-source web framework that enables developers to create web apps using C# and HTML being developed by Microsoft.
1,382 questions
ASP.NET
ASP.NET
A set of technologies in the .NET Framework for building web applications and XML web services.
3,248 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.
10,218 questions
asked 2022-06-15T09:49:02.06+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(163.2, 67%, 25%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EYR%3C/text%3E%3C/svg%3E)
Yiannhs Rakitzopoulos
1
Reputation point
commented 2022-06-20T08:15:26.893+00:00
Yiannhs Rakitzopoulos
1
Reputation point
1 answer
Blazor - Page Loads But Code Not Running Until SignalR Connection Opens
When my Blazor page starts up, you can see the page and type in the inputs. However, none of the event handlers get called. After about 2-3 seconds, all of the inputs get cleared and the event handlers start responding. I think this is happening…
asked 2022-06-16T15:53:35.23+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(172.8, 38%, 26%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EE%3C/text%3E%3C/svg%3E)
Elisheva
1
Reputation point
commented 2022-06-19T16:35:10.827+00:00
Bruce (SqlWork.com)
55,196
Reputation points