55,724 questions with Developer technologies-related tags

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3 answers

Issues to call the event

Hi, DownloadAndShareFileAsync is declared within MauiProgram.cs, and was called within the same .cs file. It is not a success to build the project. Any reason from the following? Here is MauiProgram.cs

Developer technologies | ASP.NET | ASP.NET API
asked 2026-04-09T10:08:11.0166667+00:00
Scott Huang 3,326 Reputation points
commented 2026-04-13T07:06:08.73+00:00
Scott Huang 3,326 Reputation points
2 answers

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 180 Reputation points
edited a comment 2026-04-13T06:26:24.5666667+00:00
Aman Agrahari 180 Reputation points
2 answers

How to Fix a Namespace Mismatch

In my application named PIM I just use the default namespace "PIM" to include everything. However, I do have one folder called "Converters" that includes numerous all the project converters. However, for some reason, the compiler…

Developer technologies | Windows Presentation Foundation
asked 2026-03-30T21:42:54.38+00:00
RogerSchlueter-7899 1,671 Reputation points
commented 2026-04-13T06:14:57.3333333+00:00
Jack Dang (WICLOUD CORPORATION) 16,280 Reputation points Microsoft External Staff Moderator
1 answer

Is it possible to Target Android 35 with .net 8?

My MAUI project's targets target .net runtime is .net 8.0. Target android framework is 34, I want 35 as the target version. Is it possible to target 35 with .net 8.0. Only API level 34 is listing on the target android framework dropdown. Is there any…

Developer technologies | .NET | .NET MAUI
asked 2026-04-13T05:28:28.4333333+00:00
Sreenivasan, Sreejith 760 Reputation points
edited the question 2026-04-13T05:57:04.6533333+00:00
Sreenivasan, Sreejith 760 Reputation points
2 answers

Sending a power off packet to an Xbox Series Controller

Hi! I am makeing a C# pet project with which I want to power off my xbox controller on a certain trigger. I've discovered that I can use WriteFile to send data to  \.\XboxGIP handle from C# code. I've managed to send a Led command as per doc but I…

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.

11,793 questions
asked 2026-04-10T10:12:44.4266667+00:00
magrega 56 Reputation points
commented 2026-04-13T04:23:15.5966667+00:00
Jack Dang (WICLOUD CORPORATION) 16,280 Reputation points Microsoft External Staff Moderator
1 answer

MAUI HybridWebView working with a self signed cert for testing

I have been trying for several days trying to get the HybridWebview to work with my a local web server running with a self signed cert and cannot get it to work. I have tried at least 6 variations that I have found on the internet and I cannot get any of…

Developer technologies | .NET | .NET MAUI
asked 2026-04-11T19:23:28.49+00:00
Jerry Bonetti 5 Reputation points
edited an answer 2026-04-13T03:50:50.1133333+00:00
Nancy Vo (WICLOUD CORPORATION) 2,490 Reputation points Microsoft External Staff Moderator
2 answers

Moving with MAUI from .NET 9 to .NET 10

Hi, I have two MAUI app in .NET 9. I want to move to .NET 10. I'm using VS 2026 version 18.1.1 What I need to do ? Thanks,

Developer technologies | .NET | .NET MAUI
asked 2026-04-12T16:00:04.42+00:00
Yan Y 0 Reputation points
answered 2026-04-13T03:30:21.5966667+00:00
Jack Dang (WICLOUD CORPORATION) 16,280 Reputation points Microsoft External Staff Moderator
3 answers

How perform Redirect in a different way

I have an MVC Core app for an online shopping store. The method I'm using does two (2) things: Sets up a base uri for redirecting my app after the call to PayPal like this: string baseURI = this.Request.Scheme + "://" + this.Request.Host +…

Developer technologies | ASP.NET | ASP.NET Core
asked 2026-04-12T02:10:28.81+00:00
Coreysan 1,821 Reputation points
answered 2026-04-13T03:22:37.83+00:00
Jack Dang (WICLOUD CORPORATION) 16,280 Reputation points Microsoft External Staff Moderator
1 answer

cannot start the exe file during debugging

When editing C# code on the Visual Studio platform and starting in either Debug or Release mode, the information as shown in the figure will be prompted. The generated .exe file functions normally, but the VS platform cannot start this .exe program. The…

Developer technologies | Visual Studio | Debugging
asked 2026-04-08T10:09:54.07+00:00
JJ Z 0 Reputation points
answered 2026-04-13T03:08:26.2533333+00:00
Yutaka_K_JP 1,650 Reputation points
2 answers

Visual Studio on snapdragon ARM Processor

Visual Studio on snapdragon ARM Processor on 64 bit architecture

Developer technologies | Visual Studio | Setup
asked 2026-04-10T07:31:33.2766667+00:00
Mudassir Ahmed 100 Reputation points
edited an answer 2026-04-13T02:52:04.15+00:00
Leon Tran (WICLOUD CORPORATION) 1,740 Reputation points Microsoft External Staff Moderator
1 answer

Visual studio Error : "Object reference not set to an instance of an object" and "Failed to load the document due to an internal error"

Hello, I have these 2 errors when I do developments in Visual Studio. This one appears when I delete an object from my VS D365 project, and this one when I try to rename an object in my project (for example I start from a standard d365 report I create a…

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.

5,729 questions
asked 2025-10-02T08:36:44.6966667+00:00
Paola FONKOU MBOULA 0 Reputation points
commented 2026-04-13T02:50:30.0966667+00:00
Michael Le (WICLOUD CORPORATION) 11,235 Reputation points Microsoft External Staff Moderator
2 answers One of the answers was accepted by the question author.

>Net Maui - Passing object between pages

I'm having trouble getting my DetailsPage to show the Observation obs object passed from my ResultsPage. I have a TapGestureRecognizer_Tapped method in the code behind the ResultsPage private async void TapGestureRecognizer_Tapped(object sender,…

Developer technologies | .NET | .NET MAUI
asked 2025-04-18T06:06:56.33+00:00
John Rutherford 41 Reputation points
commented 2026-04-13T02:23:54.8+00:00
Michael Le (WICLOUD CORPORATION) 11,235 Reputation points Microsoft External Staff Moderator
1 answer

I cannot open my Visual Studio Installer

Dear programers, I see this when i open it .Actually i think that is because i deleted the Programdata fews ago. Now i find that the VS cannot be used .So i finally uninstalled it by InstallCleanup.exe .Now every time I open the Installer I will see the…

Developer technologies | Visual Studio | Setup
asked 2026-02-27T08:24:51.88+00:00
Holt 0 Reputation points
commented 2026-04-13T01:24:22.96+00:00
Leon Tran (WICLOUD CORPORATION) 1,740 Reputation points Microsoft External Staff Moderator
2 answers

How can I find out if my game is running at constant 60 frames per second without stuttering?

Sometimes my game randomly stutters in debug mode on my iOS/Andoid devices. I don´t know if it stutters more frequently on my iPad Air or on my Android phone and I don´t know if it stutters in release mode. How can I find out if my game is running at…

Developer technologies | .NET | .NET MAUI
asked 2026-04-12T20:31:28.47+00:00
Kim Strasser 2,411 Reputation points
answered 2026-04-12T23:43:32.4666667+00:00
Bruce (SqlWork.com) 83,666 Reputation points
0 answers

Visual Studio 2022 cannot import Apple .p12 certificate (password prompt then nothing happens)

Hi, I’m building iOS apps with Visual Studio 2022 (Xamarin/MAUI). I’m trying to use a manually created Apple developer certificate (exported as a .p12 from macOS Keychain) and share it with the team. Problem: In Visual Studio → Apple Accounts → View…

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.

5,729 questions
asked 2026-02-11T15:19:31.56+00:00
Ertan 0 Reputation points
commented 2026-04-11T22:28:04.7266667+00:00
raw65 81 Reputation points
1 answer

How can I add a tab to file explorer from a c# program?

How can I add a tab to file explorer from a c# program?

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.

11,793 questions
asked 2026-04-06T16:51:21.62+00:00
Robert Dukelow 0 Reputation points
commented 2026-04-11T17:00:04.0833333+00:00
Robert Dukelow 0 Reputation points
0 answers

How to dock a CDockablePane to another floating CDockablePane in MFC?

Hi, I'm working on an MFC application using the MFC App Wizard (VS-generated template with docking panes), and I'm trying to float the Class View pane and then dock the File View pane into that floating Class View pane. Here's what I currently have…

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.

4,054 questions
asked 2025-06-02T08:19:06.3133333+00:00
petyer 0 Reputation points
edited a comment 2026-04-11T13:12:36.9+00:00
Thomas Wagner 0 Reputation points
2 answers One of the answers was accepted by the question author.

Walkthrough Display QuickInfo tooltips

Hello, I try to implement https://learn.microsoft.com/en-us/visualstudio/extensibility/walkthrough-displaying-quickinfo-tooltips?view=visualstudio&tabs=csharp article in Visual Studio 2022 and 2026. But these codes are not working and some classes…

Developer technologies | Visual Studio | Extensions
asked 2026-04-09T08:53:39.22+00:00
Seyfullah Tıkıç 20 Reputation points
accepted 2026-04-10T15:51:42.1166667+00:00
Seyfullah Tıkıç 20 Reputation points
3 answers

How to connect to two different databases in two different directories in one vb app

My app has two databases: common.mdf and variable.mdf. In Settings I've got: CommonConnectionString: Data Source=(LocalDB)\MSSQLLocalDB;AttachDbFilename=|DataDirectory|\common.mdf;Integrated Security=True;Connect…

Developer technologies | VB
Developer technologies | VB

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

2,928 questions
asked 2026-04-07T03:29:56.2866667+00:00
James Buss 136 Reputation points
commented 2026-04-10T12:42:51.4933333+00:00
Gade Harika (INFOSYS LIMITED) 2,685 Reputation points Microsoft External Staff
2 answers

How to fix Runtime error for COM class factory while running the application in Visual studio 2008

Getting the below error when running the solution in Visual studio 2008, developed using VS 2005 and framework 2.0 Error: Retrieving the COM class factory for component with CLSID {848255D4-8230-11D3-9E6D-0060080C087D} failed due to the following…

Developer technologies | Visual Studio | Debugging
asked 2026-04-07T08:10:25.9033333+00:00
Salmasulthana Md 0 Reputation points
commented 2026-04-10T12:11:17.9233333+00:00
Varsha Dundigalla(INFOSYS LIMITED) 4,860 Reputation points Microsoft External Staff