Developer technologies | ASP.NET | Other
A set of technologies in .NET for building web applications and web services. Miscellaneous topics that do not fit into specific categories.
3,646 questions
0 answers
Resolve the event issue
Hi, As event was deprecated, how to correct it below?
Developer technologies | ASP.NET | Other
![](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, 97%, 40%)' 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)
4 answers
Updating Visual Studio from local layout - no Internet, installation initiated (Resume)
Hello everyone, I'm quite new to the options of updating Visual Studio, so I'll write the scenario I have and I hope that someone can help me :) Majority of machines that are running various versions of Visual Studio got a Visual Studio update deployed…
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.
1,323 questions
asked 2026-01-27T15:47:59.86+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, 87%, 19%)' 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)
Karol
0
Reputation points
commented 2026-02-04T01:31:08.25+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(80, 49%, 17%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ELT%3C/text%3E%3C/svg%3E)
Leon Tran (WICLOUD CORPORATION)
1,070
Reputation points Microsoft External Staff
Moderator
2 answers
OpenAPI issue
Hi, Can you help it below? How to fix it? Originally I was with this error "The type or namespace name 'OpenApi' does not exist in the namespace 'Microsoft.AspNetCore' (are you missing an assembly reference?)"
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.
11,763 questions
1 answer
What happened to the watch options on the debug menu?
Visual Studio (since it isn't one of your tag options: Microsoft Visual Studio Enterprise 2022 (64-bit) - Current Version 17.14.25 (January 2026) Why are the watch options no longer present in the Debug menu? How do I get them back? Moderator: Moved…
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.
1,177 questions
asked 2026-02-03T21:49:08.9+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(291.2, 93%, 38%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ER%3C/text%3E%3C/svg%3E)
Rookie
0
Reputation points
edited the question 2026-02-03T22:43:45.9933333+00:00
Erland Sommarskog
132K
Reputation points MVP
Volunteer Moderator
2 answers
VS Code 1.107 fails to start on Azure Virtual Desktop
This has been a reoccurring issue since version 1.100. We recently updated VS Code on all AVD's to version 1.107.1 and single user desktops run the application without issue; on multi-session desktops the application fails to start.…
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.
5,667 questions
asked 2026-01-06T15:41:56.7533333+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(310.4, 80%, 40%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ETG%3C/text%3E%3C/svg%3E)
Tempest Griffin
0
Reputation points
answered 2026-02-03T22:04:21.9666667+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(300.8, 67%, 39%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EDP%3C/text%3E%3C/svg%3E)
Dmitry Pitel
0
Reputation points
1 answer
Separation of Layers Design
Hello everyone and thanks for the help in advance. I am refactoring a MVC application that has become very disorganized due to poor separation of models, data access, views, etc. I decided to place the models in a separate solution, however, found that…
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.
5,667 questions
asked 2026-02-03T21:39:40.1733333+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(208, 34%, 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)
Kmcnet
1,276
Reputation points
answered 2026-02-03T21:39:52.6166667+00:00
Q&A Assist
3 answers
Getting intermittent "An unhandled error has occurred" message
I'm working on a new Blazor Web Application, we're writing using .NET 9. It is an Intranet app. We have to using Windows Authentication. I'm going through the app, adding that to the app. I've got it getting my company domain name and temporarily…
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.
4,890 questions
asked 2026-01-28T18:47:49.56+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, 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
695
Reputation points
commented 2026-02-03T19:33:45.51+00:00
Falanga, Rod, DOH
695
Reputation points
1 answer
One of the answers was accepted by the question author.
ASP.NET Gridview Header column not freezing properly
I'm using gridview with freezing header in ASP.NET application. But, freezing is not showing while running the application. what is the issue in the below code...? <%@ Page Language="C#" AutoEventWireup="true"…
Developer technologies | ASP.NET | Other
Developer technologies | ASP.NET | Other
A set of technologies in .NET for building web applications and web services. Miscellaneous topics that do not fit into specific categories.
3,646 questions
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.
11,763 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(16, 2%, 11%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EB%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(307.2, 43%, 39%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EKL%3C/text%3E%3C/svg%3E)
1 answer
One of the answers was accepted by the question author.
Why am I getting System.Data.SqlTypes.SqlNullValueException?
I have a model (this code is greatly reduced): public class myClass { public DateTime? MyDate {get; set;} } and I have a database table with: create table myTable (somedate datetime null); insert into myTable select null; and I have a linq…
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.
11,763 questions
asked 2026-01-14T01:04:58.32+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(22.400000000000002, 77%, 12%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ECF%3C/text%3E%3C/svg%3E)
Corey Fleig
350
Reputation points
accepted 2026-02-03T17:50:27.59+00:00
Corey Fleig
350
Reputation points
2 answers
Pre-launch task for debugging system service
Hello, last days I had to remotely debug early start of system service with Visual Studio 2022. It seems that only ways how to do it are: running target in console mode - sometimes unusable, or putting Sleep() into service_main and manually attaching…
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.
1,177 questions
asked 2026-01-26T13:30:53.0033333+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(284.8, 46%, 37%)' 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)
PeterS
0
Reputation points
commented 2026-02-03T14:41:54.1133333+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, 69%, 25%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EVD%3C/text%3E%3C/svg%3E)
Varsha Dundigalla(INFOSYS LIMITED)
4,500
Reputation points Microsoft External Staff
1 answer
Why is the return value nil when StartTraceW is invoked via Go, while the obtained traceHandle is still 0?
Hello everyone, and distinguished experts. The code is as follows: = func (s *Session) Init() error { if s.readMode { return nil } // start the etw session var handle uint64 utf16Name, err := syscall.UTF16FromString(s.Name) if err != nil…
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.
4,044 questions
asked 2026-01-29T03:20:44.9566667+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(121.6, 52%, 21%)' 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)
伟 马
0
Reputation points
commented 2026-02-03T14:40:07.0966667+00:00
Varsha Dundigalla(INFOSYS LIMITED)
4,500
Reputation points Microsoft External Staff
1 answer
Corrupted Micorosft Visual C++ Redistributable
Hi, I have a problem with Micorosft Visual C++ Redistributable. I thinks its badly corrupted. I was trying to install a newer one and got error that "The older version of Microsoft Visual C++ 2022 X64 Additional runtime cannot be removed" …
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.
4,044 questions
asked 2026-01-23T09:29:47.3766667+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(25.6, 50%, 12%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMK%3C/text%3E%3C/svg%3E)
Markus Kaduk
5
Reputation points
commented 2026-02-03T14:39:16.7733333+00:00
Varsha Dundigalla(INFOSYS LIMITED)
4,500
Reputation points Microsoft External Staff
2 answers
Migrating 2019 Visual Studio SQL Server Unit Test Case Projects to 2022 or 2026
According to Microsoft documentation, data unit test projects created in Visual Studio 2017 and earlier rely on GAC-installed dependencies. To upgrade such projects to use the latest dependencies, the recommended approach is to right‑click the project in…
Developer technologies | Visual Studio | Testing
Developer technologies | Visual Studio | Testing
A suite of integrated tools for creating, running, and managing tests to ensure code quality and reliability.
388 questions
asked 2026-02-03T06:31:15.0033333+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(6.4, 76%, 10%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ETP%3C/text%3E%3C/svg%3E)
T P, Sreejith
0
Reputation points
edited a comment 2026-02-03T14:37:33.53+00:00
T P, Sreejith
0
Reputation points
0 answers
Bug -Move SharpCompress from 0.42.0 to 0.44.5 failed
Hi, I'm using Console App in .NET 10 reference to class library :netstandard2.1 as follow: <Project Sdk="Microsoft.NET.Sdk"> **<PropertyGroup>** **<TargetFramework>netstandard2.1</TargetFramework>** Before: After:…
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.
11,763 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(172.8, 43%, 26%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EYY%3C/text%3E%3C/svg%3E)
1 answer
One of the answers was accepted by the question author.
Could not load file or assembly ‘Microsoft.Data.Sqlite, Version=9.0.6.0 in .NET 10
Hi, I have Console App I .NET 10 that reference to netstandard2.1: This is the csproj: <Project Sdk="Microsoft.NET.Sdk"> <PropertyGroup> <OutputType>Exe</OutputType>…
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.
11,763 questions
2 answers
One of the answers was accepted by the question author.
Can Windows display digital signatures from JAR files in file properties?
I have JAR files that are digitally signed with valid code signing certificates. The signatures verify correctly using standard Java tools, but they don't appear in the Windows file properties Digital Signatures tab. Windows only shows Authenticode…
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.
4,156 questions
asked 2026-02-02T18:19:08.1766667+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(105.60000000000001, 25%, 20%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ERD%3C/text%3E%3C/svg%3E)
Rivera, Dan (US)
0
Reputation points
accepted 2026-02-03T13:35:55.4266667+00:00
Rivera, Dan (US)
0
Reputation points
1 answer
SSDT failure in Visual Studio 2019
When generating a database deployment script in Visual Studio 2019 SSDT, I get this error. Errors occurred while modelling the target database. Deployment can not continue.
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.
5,667 questions
asked 2026-02-03T13:05:01.8133333+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, 57.99999999999999%, 32%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAD%3C/text%3E%3C/svg%3E)
Ade Darby
5
Reputation points
answered 2026-02-03T13:05:13.95+00:00
Q&A Assist
1 answer
Azure and AI development workloads missing in vs installer
I’m experiencing an issue where the Azure Development and AI/ML Development workloads are missing from the Visual Studio Installer across two separate installations: • Visual Studio 2022 Enterprise (17.14.4) • Visual Studio 2026 Enterprise (18.2.1,…
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.
1,323 questions
asked 2026-02-02T11:28:02.38+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, 13%, 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)
Christopher Meehan
0
Reputation points
answered 2026-02-03T12:14:43.1866667+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(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)
1,725
Reputation points Microsoft External Staff
0 answers
Unable to load winforms designer in VS2022/VS2026. Error = "Timed out while connecting to named pipe"
I am unable to access the winforms designer in VS2022 or VS2026. The error simply says "Timed out while connecting to named pipe". The project was built in 2022 so I know it has previously worked. This error has only began to appear today.
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.
5,667 questions
asked 2026-02-03T11:44:43.6666667+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(208, 48%, 30%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EEB%3C/text%3E%3C/svg%3E)
Elias Brierley
0
Reputation points
commented 2026-02-03T12:14:10.3866667+00:00
Elias Brierley
0
Reputation points
2 answers
One of the answers was accepted by the question author.
Getting weird errors testing maui app on ios
tried testing my maui app on ios, I paired to mac then selected a Iphone 17 with an ios of 26 and i keep getting these errors. The same for if i plug my iphone into my mac device and select it as a remote device. Ive also tried doing the update to 10,…
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.
4,225 questions
asked 2026-01-29T21:49:44.0566667+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(208, 83%, 30%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJT%3C/text%3E%3C/svg%3E)
jeremy tucker
30
Reputation points
accepted 2026-02-03T11:57:15.5166667+00:00
jeremy tucker
30
Reputation points