55,563 questions with Developer technologies-related tags

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Issue with the connection

Hi, I got the issue like ExecuteScalar requires an open and available Connection. The connection's current state is closed. on the last line below. Any help?

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.
4,163 questions
asked 2026-03-02T08:48:58.8766667+00:00
Peter_1985 3,126 Reputation points
commented 2026-03-03T05:47:29.84+00:00
Gog Epayslip 0 Reputation points
3 answers

api-ms-win-core-winrt-string-l1-1-0.dll is missing from my computer

api-ms-win-core-winrt-string-l1-1-0.dll is missing from my computer

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.
4,047 questions
asked 2026-02-23T08:04:17.18+00:00
DR HANS RAJ 0 Reputation points
commented 2026-03-03T05:31:44.5033333+00:00
Successful Gentle 0 Reputation points
3 answers

LTS version

WHICH VERSION IS LTS? .net10 or .net9.0 or .net8.0

Developer technologies | ASP.NET | ASP.NET Core
asked 2026-03-02T10:49:10.9733333+00:00
G Jeyan 0 Reputation points
edited an answer 2026-03-03T02:59:25.0633333+00:00
Jack Dang (WICLOUD CORPORATION) 13,935 Reputation points Microsoft External Staff Moderator
3 answers

Issue to access the server from the client

Hi, The project is running well on the server like I get the issues like The site could be temporarily unavailable or too busy. Try again in a few moments. If you are unable to load any pages, check your computer’s network connection. If your computer…

Developer technologies | ASP.NET | ASP.NET Core
asked 2026-02-20T09:59:14.6366667+00:00
Peter_1985 3,126 Reputation points
commented 2026-03-03T02:16:15.0833333+00:00
Peter_1985 3,126 Reputation points
3 answers

VS 2026 development of MAUI apps for mobile IS NOT POSSIBLE

This is a total mess - I just upgraded to VS 2026 community and .NET MAUI development is totally broken - it's not possible to install SDKs, it's keep failing with license acceptance error, of course I click "Accept" but it does not work. I…

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.
5,702 questions
asked 2025-12-08T11:33:31.1833333+00:00
Sergiusz 6 Reputation points
edited a comment 2026-03-03T02:10:54.0266667+00:00
Sergiusz 6 Reputation points
2 answers

Request for Publisher Reinstatement – Will Remove Copyrighted Assets

Hello Marketplace Support Team, My publisher account appears to be missing and the manage portal returns a 500 error. I understand that one or more of my extensions may have violated Marketplace policies due to inclusion of copyrighted movie audio…

Developer technologies | Visual Studio | Extensions
asked 2026-03-03T01:07:20.34+00:00
SAJJAD HOSSAIN 0 Reputation points
answered 2026-03-03T01:15:25.99+00:00
SAJJAD HOSSAIN 0 Reputation points
1 answer

Request for Publisher Reinstatement – Will Remove Copyrighted Assets

Hello Marketplace Support Team, My publisher account appears to be missing and the manage portal returns a 500 error. I understand that one or more of my extensions may have violated Marketplace policies due to inclusion of copyrighted movie audio…

Developer technologies | Visual Studio | Extensions
asked 2026-03-03T00:39:58.38+00:00
SAJJAD HOSSAIN 0 Reputation points
answered 2026-03-03T00:40:11.46+00:00
Q&A Assist
2 answers

GitHub Copilot Authentication Bug: "Continue with undefined" in VS Code 1.108.1

Hi Team, I am experiencing a persistent authentication failure in VS Code where the login interface displays "undefined" instead of the provider names (GitHub, Google, etc.). The Issue: When clicking the "Sign in to use AI Features"…

Developer technologies | Visual Studio | Extensions
asked 2026-02-28T09:58:01.1533333+00:00
Gupta, Shubham 0 Reputation points
commented 2026-03-02T22:24:48+00:00
Audrey 0 Reputation points
1 answer

Need to download Visual studio Build Tools 2012, essential for the product we are building, not able to find this version anywhere

Need to download Visual studio Build Tools 2012, essential for the product we are building, not able to find this version anywhere

Developer technologies | Visual Studio | Setup
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.
5,702 questions
asked 2025-02-13T14:15:26.3466667+00:00
hari charan 0 Reputation points
answered 2026-03-02T21:55:51.21+00:00
m h 0 Reputation points
4 answers One of the answers was accepted by the question author.

How do I get a property which is an object, converted to a bool?

I've got a C# class in a Minimal API, which gets returned. The class looks like this: public class APIResponse { public APIResponse() { ErrorMessages = new List<string>(); Result = new object(); …

Developer technologies | ASP.NET | ASP.NET API
asked 2026-02-26T16:54:43.5633333+00:00
Falanga, Rod, DOH 880 Reputation points
accepted 2026-03-02T16:06:10.72+00:00
Falanga, Rod, DOH 880 Reputation points
0 answers

Unable to create 2nd Tenant (MS Developer Program)

I am able to create the tenant with the activation code from Visual Studio Enterprise Subscription but unable to create the 2nd tenant with the Microsoft Developer Program. As can be seen in the 2nd image, I am missing the tab to create the second…

Developer technologies | Visual Studio | Testing
asked 2026-03-02T16:04:16.6666667+00:00
Imran Samuel (isamuel) 0 Reputation points
0 answers

how to set Intune App Dependencies via Intune Graph API (via PowerShell)

Hello! I want to set app dependency (based on an existing dependency in a differnt tenant) in intune using the example of this following guideline: https://learn.microsoft.com/en-us/graph/api/intune-apps-mobileappdependency-create?view=graph-rest-beta I…

Developer technologies
Developer technologies
A broad category of Microsoft tools, languages, and frameworks for software development. Designed to support developers in building, debugging, and deploying applications across various platforms.
7 questions
asked 2026-03-02T11:54:47.79+00:00
Damian Tuszynski 0 Reputation points
edited the question 2026-03-02T12:58:52.2433333+00:00
Ankit Yadav 11,890 Reputation points Microsoft External Staff Moderator
2 answers One of the answers was accepted by the question author.

Issue with API calls; initially the API is called with blank push id and later it will call with exact push id

I have implemented push notification in my project using Plugin.Firebase package. My problem is on saving the FCM id to database API. I am generating the FCM token on login page constructor and saving it to preferences like below: public…

Developer technologies | .NET | .NET MAUI
asked 2026-01-27T10:54:52.25+00:00
Sreenivasan, Sreejith 680 Reputation points
accepted 2026-03-02T11:25:37.72+00:00
Sreenivasan, Sreejith 680 Reputation points
2 answers One of the answers was accepted by the question author.

How to disable SSL pinning in MAUI application?

I want to disable the SSL pinning in UAT mode and I tried like below: On ClientSingleton.cs I have added a method ConfigureHttpClientForEnvironment(): public void ConfigureHttpClientForEnvironment() { var handler = new HttpClientHandler(); if…

Developer technologies | .NET | .NET MAUI
asked 2026-03-02T07:04:24.3533333+00:00
Sreenivasan, Sreejith 680 Reputation points
accepted 2026-03-02T11:23:55.1+00:00
Sreenivasan, Sreejith 680 Reputation points
1 answer

WinForms Form icon changes to EXE icon when positioned beside taskbar overflow (Windows 11)

In a VB.NET WinForms application (.NET Framework 4.0) running on Windows 11, a specific icon switching behavior occurs when the taskbar becomes crowded. Here is my code snippet: Public Class Form1 Private Sub Form1_Load(sender As Object, e As…

Developer technologies | Visual Basic for Applications
asked 2026-02-25T07:17:28.41+00:00
test code 21 Reputation points
commented 2026-03-02T10:32:50.26+00:00
Adiba Khan 2,265 Reputation points Microsoft External Staff
1 answer

Is VS Enterprise 18.3.2 update a problematic ?

Hi, Yesterday I had successfully build and published MAUI Blazor Hybrid App successfully with VS.NET 2026 Version 18.3.1. Today I found new update 18.3.2 and thought to update VS before starting the day. But as soon as i trying to compile the app I…

Developer technologies | Visual Studio | Debugging
asked 2026-02-27T10:57:28.81+00:00
Jignesh Desai 151 Reputation points
answered 2026-03-02T10:28:11.4933333+00:00
Adiba Khan 2,265 Reputation points Microsoft External Staff
1 answer

AJAX XmlHttpRequest open 2nd parameter url not working Web app

Hello, I'm learning AJAX. I have a Razor Pages web app, and here is my page to test, AjaxModel. @page @model AjaxModel <h2>Ajax Partial Example</h2> <p><button class="btn btn-primary"…

Developer technologies | ASP.NET | ASP.NET Core
asked 2026-03-02T06:07:32.6333333+00:00
Pablo The Tiger 106 Reputation points
answered 2026-03-02T10:11:35.55+00:00
Jack Dang (WICLOUD CORPORATION) 13,935 Reputation points Microsoft External Staff Moderator
2 answers

What File Has My Breakpoint Information?

Developing C++ code. I try to keep my backup files small by removing directories like .vs. One thing I miss when recovering a project (solution) is the breakpoints, which can be elaborate. Is there a particular file that contains a project's…

Developer technologies | Visual Studio | Debugging
asked 2026-03-01T03:54:14.81+00:00
a_unique_name 401 Reputation points
commented 2026-03-02T10:00:29.5533333+00:00
RLWA32 52,021 Reputation points
2 answers

Visual Studio 2026 Issue

Have installed Visual Studio 2026, when finished and want to close, notice appears on the screen from the Visual Studio Installer "Do you want this app to make a change to your computer?". Sounds like the installer has not completed the…

Developer technologies | Visual Studio | Setup
asked 2026-02-22T13:24:44.3566667+00:00
Sid Kraft 31 Reputation points
commented 2026-03-02T09:47:13.4533333+00:00
Varsha Dundigalla(INFOSYS LIMITED) 4,605 Reputation points Microsoft External Staff
1 answer

WinForms Form icon changes to EXE icon when positioned beside taskbar overflow (Windows 11)

In a VB.NET WinForms application (.NET Framework 4.0) running on Windows 11, a specific icon switching behavior occurs when the taskbar becomes crowded. Here is my code snippet: Public Class Form1 Private Sub Form1_Load(sender As Object, e As…

Developer technologies | Visual Basic for Applications
asked 2026-02-27T07:23:30.9133333+00:00
test code 21 Reputation points
commented 2026-03-02T09:44:06.96+00:00
Varsha Dundigalla(INFOSYS LIMITED) 4,605 Reputation points Microsoft External Staff