Blazor Training
Blazor: A free and open-source web framework that enables developers to create web apps using C# and HTML being developed by Microsoft.Training: Instruction to develop new skills.
18 questions
0 answers
How to fix a cryptographic keys error
I have recently upgraded the my web app to .Net9. I am now getting this error message from a call to CosmosDB to get a specific record... System.Security.Cryptography.CryptographicException: The key {92c2f09a-14ff-4cea-8f15-e09dcec74987} was not found in…
asked 2025-02-22T18:17:25.01+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(233.6, 95%, 32%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ERS%3C/text%3E%3C/svg%3E)
Raymond Starkey
0
Reputation points
asked 2025-02-22T18:17:25.01+00:00
Raymond Starkey
0
Reputation points
1 answer
One of the answers was accepted by the question author.
I have a question about server side rendering of Blazor web app.
Hi, I am a GUI application developer. Our company is using Blazor web app. We are enthusiastic about using the attractive framework you provide and would like to ask some question. Does the code block (@code) created in the .razor file work by creating…
![](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(3.2, 37%, 10%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJY%3C/text%3E%3C/svg%3E)
3 answers
No templates or subcommands found matching: 'blazorserver'
Question Under "Create Blazor components" Section There is a dotnet command for creating a Blazor app by using the blazorserver template in CLI, it doesn't work anymore. The command is below: dotnet new blazorserver -o BlazingPizzaSite -f…
asked 2024-06-07T11:18:52.7766667+00:00
FRED
10
Reputation points
answered 2025-02-16T01:33:34.95+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, 9%, 11%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJG%3C/text%3E%3C/svg%3E)
James Gill
0
Reputation points
1 answer
One of the answers was accepted by the question author.
I have not been able to complete this module
I did everything exactly as this article states and cannot get this code to run correctly. I have troubleshooted with co pilot and git hub. I'm new to programming so I'm sure there is a knowledge gap that I just can't seem to reconcile. I will hold on to…
asked 2025-02-04T08:58:56.98+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(41.6, 87%, 14%)' 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)
Brandon Shaw
20
Reputation points
commented 2025-02-07T04:03:01.87+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(70.4, 11%, 16%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EPM%3C/text%3E%3C/svg%3E)
Pradeep M
6,240
Reputation points Microsoft Vendor
1 answer
One of the answers was accepted by the question author.
I cant see a component which i added as MyButton.razor
I added a component like this: Right-click on pages>add > razor component and this the code: @page "/MyPage" <h3>My Page</h3> <p role="status">Current Time: @currentTime</p> <button class="btn…
![](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(284.8, 0%, 37%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EN%3C/text%3E%3C/svg%3E)
1 answer
One of the answers was accepted by the question author.
'Interact with data in Blazor web apps' Training module out of order
Pages 4 & 5 are…
1 answer
One of the answers was accepted by the question author.
need a using directive in the Blazor- use pages,routing etc Exercise:Change navigation
This example should have a @using BlazingPizza.Services before @inject OrderState OrderState otherwise it throws an error on build This question is related to the following Learning Module
asked 2025-01-17T18:57:40.7166667+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, 27%, 18%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EEF%3C/text%3E%3C/svg%3E)
Ed Friesema
21
Reputation points
edited the question 2025-01-23T03:39:17.4+00:00
Pradeep M
6,240
Reputation points Microsoft Vendor
1 answer
GetPizzasAsync does not contain a definition
I'm following the tutorial where this is step 4: https://learn.microsoft.com/en-us/training/modules/interact-with-data-blazor-web-apps/4-access-data-from-blazor-components There's a code section that shows this: namespace BlazingPizza.Data; public class…
asked 2024-11-13T21:47:11.3+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, 24%, 18%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EBM%3C/text%3E%3C/svg%3E)
Bill Mackin
0
Reputation points
edited a comment 2025-01-20T01:28:07.45+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(240, 2%, 33%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EP%3C/text%3E%3C/svg%3E)
Pino
20
Reputation points
1 answer
Getting "An unhandled exception has occurred" message when working on the Blazor app in Use pages, routing, and layouts to improve Blazor navigation module
I have been working on the Blazor app in Use pages, routing, and layouts to improve Blazor navigation module and every time I try to load the browser page, the pizza cards show up for a second and then disappear and I get a message that says "An…
asked 2025-01-09T16:02:52.9566667+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(102.4, 36%, 19%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMM%3C/text%3E%3C/svg%3E)
Mara McConnell
25
Reputation points
commented 2025-01-15T04:06:38.36+00:00
Pradeep M
6,240
Reputation points Microsoft Vendor
1 answer
One of the answers was accepted by the question author.
Learning blazor, stuck on todo page
I was following the blazor learning path. I was on the 3. level: https://learn.microsoft.com/en-us/training/modules/build-blazor-todo-list/3-exercise-data-binding I created a Todo.razor page according to the instructions but when I run the project and…
asked 2024-12-19T10:03:14.88+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, 75%, 36%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EME%3C/text%3E%3C/svg%3E)
Murat Şeşen
20
Reputation points
edited a comment 2024-12-20T06:09:19.7866667+00:00
Pradeep M
6,240
Reputation points Microsoft Vendor
1 answer
Blazor Tutorial is "out of date"?
This question has been deleted. This question has been deleted. This question has been deleted.
asked 2024-11-19T16:42:14.25+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(176, 67%, 27%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ECM%3C/text%3E%3C/svg%3E)
Compton MacKenzie
0
Reputation points
edited a comment 2024-11-22T03:36:02.6366667+00:00
Pradeep M
6,240
Reputation points Microsoft Vendor
1 answer
Dropdown OnChange Event Not Triggering Server Calls After Migrating from Blazor Server to WebAssembly (.NET 6 to .NET 8
I upgraded the application from blazor server .NET 6 to blazor web assembly .NET 8 with that update the blazorise version also and Server application is also upgrade to ASP.NET Core 8 application with API integration is loading proper on all page but ,…
asked 2024-10-30T13:03:46.0866667+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, 88%, 29%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EBK%3C/text%3E%3C/svg%3E)
Bharti Kushwaha
0
Reputation points
edited a comment 2024-11-13T12:03:22.51+00:00
Pradeep M
6,240
Reputation points Microsoft Vendor
2 answers
Can run the CLI
As I entered this cli: dotnet new blazorserver -o BlazingPizzaSite here's the error: No templates or subcommands found matching: 'blazorserver' To list installed templates similar to 'blazorserver', run: dotnet new list blazorserver To search for the…
asked 2024-11-04T08:26:15.49+00:00
Van Ngoc Thang
0
Reputation points
commented 2024-11-07T04:26:18.0666667+00:00
Pradeep M
6,240
Reputation points Microsoft Vendor
1 answer
How to specify training to use Visual Studio instead of command line
I have been going through the Blazor training path and had specified using Visual Studio. Now, it has switched to using command line instead. How can I switch it back to showing the directions using Visual Studio.
asked 2024-08-28T16:37:38.28+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(140.8, 0%, 23%)' 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)
Steven Scearce IV
6
Reputation points
commented 2024-08-30T04:02:42.4033333+00:00
Pradeep M
6,240
Reputation points Microsoft Vendor
1 answer
emoji symbol in the code
Refer to the code, having problem to compile using .Net6 as the trg was based on .Net 6. https://learn.microsoft.com/en-us/training/modules/blazor-build-rich-interactive-components/7-exercise-reuse-components-creating-templates However, the below code…
![](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, 34%, 30%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EBT%3C/text%3E%3C/svg%3E)
1 answer
Dotnet pack -c debug
In this tutorial, https://learn.microsoft.com/en-gb/training/modules/blazor-build-reusable-components/5-nuget-package there is the instruction to run 'dotnet pack' but this does not create the the file at My.FirstClassLibrary.0.1.0.nupkg to your…
asked 2024-07-18T13:06:55.6233333+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(54.400000000000006, 62%, 15%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ERC%3C/text%3E%3C/svg%3E)
Ricardo Cadete
0
Reputation points
edited the question 2024-07-22T04:08:46.97+00:00
Pradeep M
6,240
Reputation points Microsoft Vendor
1 answer
Missing css style for spinner-grow
At the Blazor Traninig exercise i noticed that the progress red ball was not working. https://learn.microsoft.com/en-gb/training/modules/blazor-build-rich-interactive-components/3-exercise-use-javascript-libraries-blazor-apps I add to include this CSS at…
asked 2024-07-08T13:16:11.4533333+00:00
Ricardo Cadete
0
Reputation points
commented 2024-07-12T12:21:48.79+00:00
Pradeep M
6,240
Reputation points Microsoft Vendor
1 answer
Build web apps with Blazor Tutorial
First I may not have had to ask this question if there was a sufficient search feature other than the limited Tags and if a question has an answer checkbox. Exercise - Reuse components by creating a template Adding: [Parameter, EditorRequired] public…
asked 2024-07-03T21:26:33.11+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(144, 53%, 23%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EWC%3C/text%3E%3C/svg%3E)
Wilkerson, Christian
0
Reputation points
commented 2024-07-05T04:57:32.17+00:00
Pradeep M
6,240
Reputation points Microsoft Vendor