Developer technologies | 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.
11,674 questions
1 answer
How to fix this C# designer error CS1061: 'LoginForm' does not contain a definition for 'buttonRegister_Click' and no accessible extension method 'buttonRegister_Click' accepting a first argument of type 'LoginForm' could be found (are you missing a using
CS1061: 'LoginForm' does not contain a definition for 'buttonRegister_Click' and no accessible extension method 'buttonRegister_Click' accepting a first argument of type 'LoginForm' could be found (are you missing a using directive or an assembly…
Developer technologies | C#
asked Nov 18, 2025, 2:38 AM
![](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, 8%, 40%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAC%3C/text%3E%3C/svg%3E)
Arista Carole Zetong
0
Reputation points
answered Nov 18, 2025, 2:38 AM
Q&A Assist
2 answers
Unable to enable .Net Framework 3.5 with error 0x800700C1
I am trying to run my Sims3 game, but when I attempt to launch it, I get a Windows Feature pop-up that says that .Net Framework 3.5 cannot be installed with error 0x800700C1: I then try to enable the .Net Framework 3.5 by checking the boxes in the…
Developer technologies | .NET | Other
Developer technologies | .NET | Other
Microsoft Technologies based on the .NET software framework. Miscellaneous topics that do not fit into specific categories.
4,140 questions
asked Nov 15, 2025, 2:03 PM
![](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, 45%, 35%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESD%3C/text%3E%3C/svg%3E)
Sammi Dailey
0
Reputation points
commented Nov 18, 2025, 2:32 AM
Sammi Dailey
0
Reputation points
4 answers
the shared with me api does not work, why?
The shared with me api call to one drive does not return the relevant data, I get only one item every time I run the query even though I have proper token and more items to show
Developer technologies | XAML
Developer technologies | XAML
A language based on Extensible Markup Language (XML) that enables developers to specify a hierarchy of objects with a set of properties and logic.
870 questions
asked Nov 10, 2025, 10:45 AM
![](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, 43%, 22%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ENZ%3C/text%3E%3C/svg%3E)
Nikola Zdravevski
90
Reputation points
commented Nov 18, 2025, 1:45 AM
![](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, 12%, 15%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EWG%3C/text%3E%3C/svg%3E)
Weixun Goh
70
Reputation points
3 answers
How to fix - You must install or update .NET to run this application
root@ubuntu:/etc/systemd/system# /usr/bin/dotnet /var/www/MinAPI/WebApi.dll You must install or update .NET to run this application. App: /var/www/MinAPI/WebApi.dll Architecture: x64 Framework: 'Microsoft.AspNetCore.App', version '5.0.0' (x64) .NET…
Developer technologies | ASP.NET | ASP.NET Core
Developer technologies | ASP.NET | ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,865 questions
Developer technologies | .NET | Other
Developer technologies | .NET | Other
Microsoft Technologies based on the .NET software framework. Miscellaneous topics that do not fit into specific categories.
4,140 questions
asked Jun 13, 2023, 8:40 AM
![](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(105.60000000000001, 78%, 20%)' 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)
Bashar Muhanna
45
Reputation points
commented Nov 17, 2025, 10:59 PM
can kucukgultekin
85
Reputation points
1 answer
One of the answers was accepted by the question author.
How can I install Microsoft Clarity on my custom-domain website?
Hi, I’m trying to install Microsoft Clarity on my website , which runs on a custom domain. I want to make sure I’m setting it up correctly so the tracking works without any issues. Could someone explain the proper steps for adding the Clarity tracking…
Developer technologies | Visual Studio | Debugging
Developer technologies | Visual Studio | Debugging
A core feature of Visual Studio that allows developers to inspect, analyze, and troubleshoot code during execution.
1,147 questions
asked Nov 17, 2025, 1:45 PM
![](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, 59%, 35%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EOZ%3C/text%3E%3C/svg%3E)
O Zil
0
Reputation points
edited the question Nov 17, 2025, 10:33 PM
![](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, 22%, 15%)' 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)
JuliaMarvin
17,150
Reputation points
Volunteer Moderator
1 answer
Visual Studio 2026 : Unable to activate licence using StorePID.exe
Hello, I'm facing an issue when I want to activate the licence for Visual Studio 2026 that I installed offline (https://learn.microsoft.com/en-us/visualstudio/install/create-an-offline-installation-of-visual-studio?view=visualstudio) using below command…
Developer technologies | Visual Studio | Setup
Developer technologies | Visual Studio | Setup
The process of installing, configuring, and customizing Visual Studio to support development workflows across languages, platforms, and workloads.
1,287 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(256, 65%, 34%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EQ%3C/text%3E%3C/svg%3E)
1 answer
the Graph API is only returning 50 records regardless of the TOP parameter setting
In the Graph Explorer, I am trying to get detected apps, but it does not honor the TOP parameter. I have tried different iterations of this, and none seem to actually work. There is no error, but it only ever returns 50 records. Is this a known issue?…
Developer technologies | .NET | Other
Developer technologies | .NET | Other
Microsoft Technologies based on the .NET software framework. Miscellaneous topics that do not fit into specific categories.
4,140 questions
asked Nov 17, 2025, 7:56 PM
Troy Cantrell
0
Reputation points
answered Nov 17, 2025, 7:57 PM
Q&A Assist
1 answer
The OnChanged event isn't firing for InputNumber
I'm testing assigning numeric values in a Blazor Web App I'm writing using .NET 9. I've been following a sample, but it doesn't work. Here is the .razor file I'm using which is in a server-side project: @page "/method1" @rendermode…
Developer technologies | ASP.NET | ASP.NET Core
Developer technologies | ASP.NET | ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,865 questions
asked Nov 17, 2025, 5:23 PM
![](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, 35%, 30%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EFR%3C/text%3E%3C/svg%3E)
Falanga, Rod, DOH
445
Reputation points
commented Nov 17, 2025, 7:27 PM
can kucukgultekin
85
Reputation points
1 answer
Maui Application Running IOS is Requiring XCode 26 and I am on XCode 16.4
My application that's been working using XCode 16.4 all of a sudden is requesting XCode 26. I'm getting the following error message in my…
Developer technologies | .NET | .NET MAUI
Developer technologies | .NET | .NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
4,156 questions
asked Nov 17, 2025, 7:18 PM
![](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, 10%, 40%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EK2%3C/text%3E%3C/svg%3E)
krobine-2778
20
Reputation points
answered Nov 17, 2025, 7:18 PM
Q&A Assist
4 answers
I cannot build an application which I just created and haven't edited
I was just created a new Blazor Web Application using VS 2022, .NET 9. I named in, specified not to use HTTPS, nor authentication, as I am just testing something out. Nothing more than that. After VS 2022 created the project, I immediately tried to build…
Developer technologies | Visual Studio | Other
Developer technologies | Visual Studio | Other
A family of Microsoft suites of integrated development tools for building applications for Windows, the web, mobile devices and many other platforms. Miscellaneous topics that do not fit into specific categories.
5,552 questions
asked Nov 15, 2025, 4:51 PM
Rod Falanga
736
Reputation points
commented Nov 17, 2025, 6:52 PM
Viorel
125.3K
Reputation points
1 answer
One of the answers was accepted by the question author.
Has anyone architected .NET-based solutions enabling real-time synchronization
Has anyone architected .NET-based solutions enabling real-time synchronization between a public ticketing platform (e.g., tickettransfer.in) and Azure-based microservices? What are the most effective patterns for handling transactional integrity and…
Developer technologies | ASP.NET | ASP.NET Core
Developer technologies | ASP.NET | ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,865 questions
asked Oct 25, 2025, 10:36 AM
![](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(220.8, 69%, 31%)' 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)
DineshKumar R
20
Reputation points
commented Nov 17, 2025, 6:50 PM
can kucukgultekin
85
Reputation points
1 answer
DWMWA_USE_IMMERSIVE_DARK_MODE confusion
Hi I have a C++ Windows app (Qt) that uses Win32 titlebars and I'm working on adding dark theme support for it. I learned that you can set DWMWA_USE_IMMERSIVE_DARK_MODE attribute on a window so that title bars will be rendered in dark theme but I have a…
Windows development | Windows API - Win32
2,881 questions
Windows for business | Windows Client for IT Pros | User experience | Other
Developer technologies | C++
Developer technologies | C++
A high-level, general-purpose programming language, created as an extension of the C programming language, that has object-oriented, generic, and functional features in addition to facilities for low-level memory manipulation.
4,026 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(19.2, 41%, 11%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAB%3C/text%3E%3C/svg%3E)
![](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(208, 69%, 30%)' 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
how we can build a chat bot for our asp.net core public web site?
We have a .net core MVC 8.0 web application where our data is either stored on the MVC views as html pages or inside PDF files inside file system and other PDF inside SQL database. so can we build copilot agents which interact with our data? i have…
Developer technologies | ASP.NET | ASP.NET Core
Developer technologies | ASP.NET | ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,865 questions
asked Nov 2, 2025, 3:39 PM
![](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, 15%, 36%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJJ%3C/text%3E%3C/svg%3E)
john john Pter
1,325
Reputation points
commented Nov 17, 2025, 5:51 PM
can kucukgultekin
85
Reputation points
2 answers
How do I get more information about this linker error?
Recently I have been doing a lot of template related programming and every once in a while I get this linker error, but it doesn't really tell me much about what's wrong. 1>CollisionSystem.obj : error LNK2019: unresolved external symbol…
Developer technologies | C++
Developer technologies | C++
A high-level, general-purpose programming language, created as an extension of the C programming language, that has object-oriented, generic, and functional features in addition to facilities for low-level memory manipulation.
4,026 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(112.00000000000001, 52%, 20%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EKB%3C/text%3E%3C/svg%3E)
3 answers
How to write data to a gip device (Xbox Series controller)?
I am working on a program that would send a power off packet to my xbox series controller in order to turn it off. In 2024 Microsoft released GIP docs and as far as I understand Xbox One and Series work with GIP. I run a win10 pc and use an Xbox Series…
Developer technologies | C#
Developer technologies | 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.
11,674 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(96, 83%, 19%)' 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)
2 answers
Maui toolkit pop-up issue
I tried a Microsoft toolkit pop-up example and the popup have corners radius that I want to remove please here are the code using CommunityToolkit.Maui.Views; namespace MyProject; public class ReturnResultPopup : Popup<bool> { public…
Developer technologies | C#
Developer technologies | 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.
11,674 questions
asked Nov 17, 2025, 11:36 AM
![](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, 36%, 27%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EHE%3C/text%3E%3C/svg%3E)
Haviv Elbsz
2,111
Reputation points
commented Nov 17, 2025, 3:39 PM
Haviv Elbsz
2,111
Reputation points
2 answers
Mismatching versions of System.Text.Json
In our company, we develop 2 .NET solutions. Solution 1 contains - amongst others - a couple of .NET Framework 4.7.2 class libraries used in other projects. Some of these class libraries reference the NuGet package System.Text.Json 9.0.11 because this is…
Developer technologies | .NET | .NET Runtime
Developer technologies | .NET | .NET Runtime
.NET: Microsoft Technologies based on the .NET software framework. Runtime: An environment required to run apps that aren't compiled to machine language.
1,293 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(243.2, 60%, 33%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EU%3C/text%3E%3C/svg%3E)
2 answers
How to deploy and debug a program from a devcontainer on a remote system?
My desired workflow would be to open my C++ project in VS22 on my Windows system, built the binary in a Linux based devcontainer and deploy it for remote-debugging to another system or VM. While the first part of it works without any issues, I ´m…
Developer technologies | Visual Studio | Debugging
Developer technologies | Visual Studio | Debugging
A core feature of Visual Studio that allows developers to inspect, analyze, and troubleshoot code during execution.
1,147 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(64, 56.00000000000001%, 16%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJM%3C/text%3E%3C/svg%3E)
2 answers
App can not quit and blocked in NtTerminateProcess
Here is the call stack: # Child-SP RetAddr : Args to Child : Call Site 00 000000a9`de2ffaa8 00007ff9`762918ab : 00000000`00000000 00000000`00000000 ffffffff`fffffffe…
Developer technologies | C++
Developer technologies | C++
A high-level, general-purpose programming language, created as an extension of the C programming language, that has object-oriented, generic, and functional features in addition to facilities for low-level memory manipulation.
4,026 questions
asked Oct 31, 2025, 6:20 AM
![](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(28.799999999999997, 46%, 12%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ELL%3C/text%3E%3C/svg%3E)
Lowell Liu
61
Reputation points
commented Nov 17, 2025, 2:03 PM
![](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(6.4, 49%, 10%)' 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)
Surya Amrutha Vaishnavi Lanka (INFOSYS LIMITED)
965
Reputation points Microsoft External Staff
1 answer
One of the answers was accepted by the question author.
My update ran into a problem, and I'm not sure what to do.
Developer technologies | Visual Studio | Setup
Developer technologies | Visual Studio | Setup
The process of installing, configuring, and customizing Visual Studio to support development workflows across languages, platforms, and workloads.
1,287 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(99.2, 99%, 19%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJX%3C/text%3E%3C/svg%3E)