55,841 questions with Developer technologies-related tags

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Could not install workload 'ios'. Error installing the manifest "microsoft.net.sdk.ios" in version 26.2.10233

I have updated Visual Studio Community 2026 to version 18.5.2 today and now pairing to my MacBook Air is no more working: Could not install workload 'ios'. Error installing the manifest "microsoft.net.sdk.ios" in version 26.2.10233 And it…

Developer technologies | .NET | .NET MAUI
asked 2026-04-29T09:52:38.05+00:00
Kim Strasser 2,436 Reputation points
commented 2026-04-30T12:40:43.2033333+00:00
Varsha Dundigalla(INFOSYS LIMITED) 4,865 Reputation points Microsoft External Staff
1 answer

MAUI Layout Questions

Hi there I have recently had to upgrade a MAUI app from .NET 8 to .NET 10 as the .NET 8 threw an error about it no longer being supported. Since upgrading, things have gone awry. The first thing is that the DarkMode style is not being used. The second is…

Developer technologies | .NET | .NET MAUI
asked 2026-04-30T11:03:12.8566667+00:00
Jai Holloway 60 Reputation points
commented 2026-04-30T12:25:57.4633333+00:00
Jai Holloway 60 Reputation points
3 answers

Screen recording from a Windows service which is running under local system account

We are building a Windows monitoring/recording solution and want to validate the service/session architecture for screen capture. Design: A Windows service runs in Session 0 and handles control/orchestration. For each recording session, the service…

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.

4,059 questions
asked 2026-04-29T11:22:44.3433333+00:00
Prayerlin Rex 0 Reputation points
answered 2026-04-30T12:08:05.68+00:00
Varsha Dundigalla(INFOSYS LIMITED) 4,865 Reputation points Microsoft External Staff
4 answers

Failed to bind to address http://127.0.0.1:5000: address already in use.

I'm trying to run a .NET application which is running fine in development. Now I want the web application to be hosted in an Azure Web App Service, where there is limited support for management. The deploy works, all files seem to be there, but the web…

Developer technologies | ASP.NET | ASP.NET Core
asked 2026-04-28T21:40:01.68+00:00
Tom Haepers 0 Reputation points
commented 2026-04-30T11:59:40.27+00:00
Marcin Policht 87,730 Reputation points MVP Volunteer Moderator
3 answers

Upgrading any .NET

I am currently working with .NET vulnerabilities especially the SEoL versions. Unfortunately, the version like less 8/9/10 doesn't update if I tried to install the latest version. How do I update these old versions to latest?

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.

4,170 questions
asked 2026-04-24T13:05:46.24+00:00
Nuguid, Andrei 0 Reputation points
commented 2026-04-30T10:20:50.7166667+00:00
Lizzy Dinh (WICLOUD CORPORATION) 435 Reputation points Microsoft External Staff Moderator
2 answers One of the answers was accepted by the question author.

I cannot close Excel after using it in VB.net

I use vb.net to grab data from a spreadsheet using a background worker, when the data is finished loading I want to close excel but it leaves excel as a background task. The loading seems fine based on the program behavior. Here is the code: Private Sub…

Developer technologies | VB
Developer technologies | VB

An object-oriented programming language developed by Microsoft that can be used in .NET.

2,930 questions
asked 2026-04-29T18:55:05.6533333+00:00
Devon Nullman 80 Reputation points
commented 2026-04-30T10:03:33.82+00:00
Noor Fatima 80 Reputation points
2 answers

In maui collectionview scrolling has issues in android.

In collection view scrolling to bottom when the list is updated is not happening. I am implementing the chat list and depending on user response, the response differs from chatbot. I could see the data below but I need to scroll to bottom to manually.…

Developer technologies | .NET | .NET MAUI
asked 2026-04-29T05:32:10.7866667+00:00
Keerthana Krishna 60 Reputation points
commented 2026-04-30T10:02:13.2233333+00:00
Noor Fatima 80 Reputation points
3 answers One of the answers was accepted by the question author.

Resolve issue ") expected"

Hi, I got the above error at the end of the last line below. Any reason?

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.

11,797 questions
asked 2026-04-30T08:35:17.46+00:00
Scott Huang 3,426 Reputation points
answered 2026-04-30T09:14:38.7233333+00:00
Julian Sharp 22,991 Reputation points
2 answers One of the answers was accepted by the question author.

vdproj Setup Project not generating .msi / .exe – System.Buffers.dll dependency warning (.NET Framework 4.7.2, x64)

Hello Community, I am facing an issue while creating a Setup project (.vdproj) in Visual Studio and I am hoping someone can help clarify why this is happening. Environment Details Application type: VB.NET Windows Forms Target framework: .NET Framework…

Developer technologies | Visual Studio | Setup
asked 2026-04-07T13:07:03.28+00:00
Aman Agrahari 200 Reputation points
accepted 2026-04-30T07:16:25.5+00:00
Aman Agrahari 200 Reputation points
2 answers One of the answers was accepted by the question author.

how to start AI in .net?

1.I have several books and I want the AI train with the books and only the books. 2.Then I will get model and I can put the model in my MAUI and then I can ask questions about the books. I have searched the github and find two lib:1.OpenAI.Net and…

Developer technologies | .NET | .NET Machine Learning
Developer technologies | .NET | .NET Machine Learning

.NET: Microsoft Technologies based on the .NET software framework. Machine learning: A type of artificial intelligence focused on enabling computers to use observed data to evolve new behaviors that have not been explicitly programmed.

163 questions
asked 2026-04-26T01:01:01.8733333+00:00
mc 6,881 Reputation points
accepted 2026-04-30T06:38:22.47+00:00
mc 6,881 Reputation points
3 answers

How to fix this window form issue?

why is the window form not showing after I reopen the project?

Developer technologies | Windows Forms
asked 2026-04-25T12:16:28.96+00:00
Chheng E Yeoum 0 Reputation points
commented 2026-04-30T06:34:47.4466667+00:00
Nancy Vo (WICLOUD CORPORATION) 3,150 Reputation points Microsoft External Staff Moderator
2 answers One of the answers was accepted by the question author.

LISTENABLE WORKER

I am using OnSleep to launch an asynchronous background worker that saves certain files as follows: using Android.Content; using AndroidX.Work; using Google.Common.Util.Concurrent; namespace Draft4.Platforms.Android.Workers; public class…

Developer technologies | .NET | .NET MAUI
asked 2026-04-29T18:36:04.19+00:00
Giorgio Sfiligoi 636 Reputation points
commented 2026-04-30T06:13:17.52+00:00
Nancy Vo (WICLOUD CORPORATION) 3,150 Reputation points Microsoft External Staff Moderator
2 answers

Tell me most used SQL server administration tools and some examples

I need to cover the most commonly used tools for administering SQL Server, such as SSMS, Azure Data Studio, sqlcmd, etc., along with practical examples of how each tool is used. Could anyone provide an overview of the most popular SQL Server admin tools…

Developer technologies | Transact-SQL
Developer technologies | Transact-SQL

A Microsoft extension to the ANSI SQL language that includes procedural programming, local variables, and various support functions.

4,716 questions
asked 2026-04-29T22:12:54.1066667+00:00
Gurdeep Vaidya 0 Reputation points
answered 2026-04-30T05:42:47.1066667+00:00
Gade Harika (INFOSYS LIMITED) 2,765 Reputation points Microsoft External Staff
1 answer

In Excel, I am in need of having more than one dropdown list in a worksheet, and I must be able to make multiple selections in each one.

I am familiar with VBA code and the Data Validation features built into Excel, but I cannot find a way to apply the VBA code to more than one dropdown list. I note that there is no dependency between each of the dropdown lists. In other words, the…

Developer technologies | Visual Basic for Applications
asked 2026-04-29T16:06:10.9133333+00:00
Fernando Castro 0 Reputation points
answered 2026-04-30T04:17:18.8333333+00:00
Jack Dang (WICLOUD CORPORATION) 17,085 Reputation points Microsoft External Staff Moderator
2 answers

Show me a usecase example code of asp.net, windows forms, unit tests and GoF

need practical code examples covering the following C# topics: ASP.NET Core MVC – a simple use case, e.g. a controller returning data to a view Windows Forms – a basic example, e.g. button click event or form validation Unit Tests – a simple test…

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.

11,797 questions
asked 2026-04-29T22:15:42.5833333+00:00
Gurdeep Vaidya 0 Reputation points
answered 2026-04-30T04:14:32.35+00:00
Jack Dang (WICLOUD CORPORATION) 17,085 Reputation points Microsoft External Staff Moderator
2 answers

disabled subscription

"Your account or subscription is disabled for security reasons. We detected suspicious activity or terms of use violations and disabled your subscription to protect the owner of the payment instrument and Microsoft. If you believe this is an error,…

Developer technologies | Universal Windows Platform (UWP)
asked 2026-04-25T12:47:16.45+00:00
musonda kaputo 0 Reputation points
commented 2026-04-30T03:54:45.4133333+00:00
Michael Le (WICLOUD CORPORATION) 11,320 Reputation points Microsoft External Staff Moderator
3 answers

Visual Studio Save

Have A C++ program in Visual Studio, making changes and when finish, issue a "save all" command which should save all of the changes, I would think. I then issue a "re build" and issue the "save all" command again. However,…

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.

4,059 questions
asked 2026-04-23T16:28:49.8033333+00:00
Sid Kraft 31 Reputation points
commented 2026-04-30T00:55:28.8466667+00:00
Leon Tran (WICLOUD CORPORATION) 1,740 Reputation points Microsoft External Staff Moderator
2 answers

Totally and Absolutely Confused

Created a C++ project using Visual Studio 2026. Opened the file, made changes, saved all, built a project, executed, worked fine. closed Visual Studio, opened again, opened the project, changes that I made still there. Closed Visual Studio, turned off…

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.

4,059 questions
asked 2026-04-23T21:52:33.54+00:00
Sid Kraft 31 Reputation points
commented 2026-04-30T00:50:09.8666667+00:00
Leon Tran (WICLOUD CORPORATION) 1,740 Reputation points Microsoft External Staff Moderator
2 answers

Office 365 Update version 2604

Anybody else having issues with the latest Update blocking exchanges between Excel and Outlook using the Outlook.MailItem, have rolled back to 2603 and the VBA MAcro is working perfectly again.

Developer technologies | Visual Basic for Applications
asked 2026-04-27T18:23:51.8833333+00:00
andy 0 Reputation points
edited a comment 2026-04-29T23:58:40.3133333+00:00
Hornblower409 8,105 Reputation points
1 answer

Visual Studio 2026 uses excessive memory (20GB+) with Unity 6000.3.41 project

Hello, I am experiencing extremely high memory usage in Visual Studio when working with a Unity project, and I’m looking for guidance or confirmation on whether this is a known issue. Before: Unity 2022.3.51f1 + Visual Studio 2026 → no issues After: …

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.

5,747 questions
asked 2026-01-28T01:38:32.0466667+00:00
소연 조 0 Reputation points
answered 2026-04-29T20:04:37.4233333+00:00
MichaelFaniega-4454 0 Reputation points