55,985 questions with Developer technologies-related tags

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A Minimal API endpoint works using Bruno, but doesn't work from a Blazor app

I wrote a Minimal API project using .NET 9. It has several endpoints, which all work from a Blazor application (.NET 9) I also wrote, except for one. The endpoint that doesn't work is meant to delete a user. There are 2 endpoints which get called, one is…

Developer technologies | .NET | Blazor
Developer technologies | .NET | Blazor

A free and open-source web framework that enables developers to create web apps using C# and HTML, developed by Microsoft.

1,701 questions
asked 2026-06-15T19:12:21.76+00:00
Falanga, Rod, DOH 980 Reputation points
accepted 2026-06-15T20:02:38.7966667+00:00
Falanga, Rod, DOH 980 Reputation points
1 answer

problem while using visual studio code

I am trying to run a code but it is not giving output. There is nothing wrong with the code and there is no error. maybe I am doing something wrong but I have checked all the settings and permissions too. please if anyone could help me with this.

Developer technologies | Visual Studio | Setup
asked 2026-06-15T18:59:19.6566667+00:00
Manan Joshi 0 Reputation points
answered 2026-06-15T19:11:28.46+00:00
Marcin Policht 92,130 Reputation points MVP Volunteer Moderator
1 answer

Facing an issue with one of the projects in my solution.

When I double-click the .sln file, the solution opens successfully in Visual Studio. However, one of the projects within the solution is not loading and appears as unloaded. The solution consists of multiple projects organized in a 3-layer architecture,…

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.

5,771 questions
asked 2026-06-15T15:07:22.1366667+00:00
Balaji 0 Reputation points
commented 2026-06-15T17:47:16.2233333+00:00
Viorel 127K Reputation points
6 answers

The retirement announcement for all Dotnet8

The retirement announcement for all Dotnet versions, ASP.Net Core, DotNet8 isolated and Dotnet8 LTS

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.

1,326 questions
asked 2026-06-11T12:14:42.27+00:00
Muthusamy, Reegan 40 Reputation points
answered 2026-06-15T16:58:36.8633333+00:00
Muthusamy, Reegan 40 Reputation points
2 answers

Visual Studio and Visual Basic

Hi.  I would like to write Visual Basic programs in Visual Studio.   I have read documentation on .NET, Visual Basic and Visual Studio.  I am confused.   Questions?  What is the relationship between Visual Basic and Visual Studio?  When the free,…

Developer technologies | Visual Studio | Setup
asked 2026-06-15T12:23:07.75+00:00
DPA 5 Reputation points
answered 2026-06-15T12:28:38.9166667+00:00
DPA 5 Reputation points
2 answers

upload file to one drive

How to upload file to one drive from dot net core 10 web app

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.

11,803 questions
asked 2026-06-10T03:15:50.18+00:00
hirenkumar patel 0 Reputation points
commented 2026-06-15T09:41:49.7866667+00:00
Danny Nguyen (WICLOUD CORPORATION) 7,105 Reputation points Microsoft External Staff Moderator
2 answers

VS 2022 can't build any projects

VS 2022 can't build any projects, it may relate with installed the gitHub Copilot and removed it. I reinstalled the vs2022 and clean the catch. the build is working well from Developer Command Prompt.

Developer technologies | Visual Studio | Setup
asked 2026-06-12T13:38:28.3333333+00:00
David Wei 0 Reputation points
answered 2026-06-15T08:59:25.46+00:00
Senthil kumar 680 Reputation points
2 answers

ClickOnce Deployment – Promoting the Same Tested Build from UAT to Production

We have a .NET application developed using Microsoft ClickOnce technology. The application is digitally signed as part of the release process before being delivered to the client environment.   Our client uses uDeploy to manage deployments across…

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.

1,326 questions
asked 2026-06-11T16:03:58.3033333+00:00
Nagarajan Dhanapal 5 Reputation points
commented 2026-06-15T08:55:03.04+00:00
Danny Nguyen (WICLOUD CORPORATION) 7,105 Reputation points Microsoft External Staff Moderator
2 answers

Q about splash screen in UWP app

Hi, In the .appxmanifest of this UWP app the Visual Assets have been set and Generated. The generated splash screen looks like this In spite efforts my efforts so far, it has not been possible to change the size of the image in the center of the splash…

Developer technologies | Universal Windows Platform (UWP)
asked 2026-06-06T14:24:19.1833333+00:00
WoodManEXP 80 Reputation points
commented 2026-06-15T08:12:43.9866667+00:00
Jay Pham (WICLOUD CORPORATION) 3,855 Reputation points Microsoft External Staff Moderator
2 answers

resource attr/colorPrimary (aka com.companyname.handlepdfmauiapp1:attr/colorPrimary) not found.

Hi, How to resolve it? I got the issue even if I've rebuilt it.

Developer technologies | .NET | .NET Multi-platform App UI
asked 2026-06-12T09:11:30.32+00:00
Jonathan 190 Reputation points
commented 2026-06-15T08:02:27.63+00:00
Nancy Vo (WICLOUD CORPORATION) 5,705 Reputation points Microsoft External Staff Moderator
0 answers

Unable to respond to more info required.

Hi, I'm trying to respond to a more info request for a problem I reported in Visual Studio: https://developercommunity.visualstudio.com/t/Visual-Studio-crashes-when-opening-prope/10940232?moreInfo=true&viewtype=all When I write the answer and press…

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.

5,771 questions
asked 2025-07-22T12:56:20.22+00:00
Kligun Yossi 0 Reputation points
commented 2026-06-15T07:52:02.4066667+00:00
Michael 0 Reputation points
4 answers

[Visual Studio 2026 18.6.2] object values are evaluated, nested rows are visible, but expand/collapse glyphs/arrows/+ controls are missing.

Visual Studio 2026 18.6.2 Debugger: managed C#/.NET Window: Autos Issue: object values are evaluated, nested rows are visible, but expand/collapse glyphs/arrows/+ controls are missing. Workarounds tried: Reset Window Layout, delete .vs folder

Developer technologies | Visual Studio | Debugging
asked 2026-06-01T12:25:35.7966667+00:00
recommended 2026-06-15T06:47:04.4333333+00:00
Ana Mihaila (BLUEHAWK LLC) 0 Reputation points Microsoft External Staff Moderator
1 answer

Having a VBA problem when writing an EXCEL macro

Tell me how I can send you an EXCEL file which details the gist of my problem.

Developer technologies | Visual Basic for Applications
asked 2026-06-13T14:42:56.2566667+00:00
David Hill 40 Reputation points
commented 2026-06-15T06:03:00.45+00:00
Nancy Vo (WICLOUD CORPORATION) 5,705 Reputation points Microsoft External Staff Moderator
2 answers

design disappear

Could not find type 'DVLD.ctrPersonInformation'. Please make sure that the assembly that contains this type is referenced. If this type is a part of your development project, make sure that the project has been successfully built using settings for your…

Developer technologies | Windows Forms
asked 2026-06-14T07:47:18.3733333+00:00
Raneem kamel 0 Reputation points
answered 2026-06-15T04:32:24.49+00:00
Nancy Vo (WICLOUD CORPORATION) 5,705 Reputation points Microsoft External Staff Moderator
2 answers

C++ max function

Not sure about this one, Virtual Studio: Works: max({SPANX,SPANY,SPANZ}); Does not work: max(SPANX,SPANY,SPANZ);, generates a "build" error Why does one need the delimiters ({ )}; ?? Sid Kraft

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.

4,067 questions
asked 2026-06-13T13:49:06.2166667+00:00
Sid Kraft 46 Reputation points
edited an answer 2026-06-15T04:30:06.7566667+00:00
Taki Ly (WICLOUD CORPORATION) 1,825 Reputation points Microsoft External Staff Moderator
3 answers

Edit/Customize Birthday Report

Is it possible to edit/customize reports? For example, telephone numbers are not listed on the birthday report.

Developer technologies | Visual Basic for Applications
asked 2026-06-12T16:09:12.79+00:00
Shelby Heard 0 Reputation points
edited an answer 2026-06-15T04:27:58.8933333+00:00
Taki Ly (WICLOUD CORPORATION) 1,825 Reputation points Microsoft External Staff Moderator
3 answers

Visual Studio Product Key is not working

I purchased a Visual Studio Professional Subscription for $1200. I received the Order Details via email and everything so I know it was purchased. I entered the product key that was given to me through the email in Visual Studio 2022 and it says that the…

Developer technologies | Visual Studio | Setup
asked 2026-06-12T11:35:34.66+00:00
Luci Davidson 0 Reputation points
answered 2026-06-15T04:25:45.1+00:00
Leon Tran (WICLOUD CORPORATION) 1,910 Reputation points Microsoft External Staff Moderator
2 answers

learning to code

how do i learn c# skills online using step by step instructions and what software will i need to install on my pc?

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.

11,803 questions
asked 2026-06-13T11:57:10.0366667+00:00
Kieran Patel 0 Reputation points
answered 2026-06-15T03:37:56.9933333+00:00
Nancy Vo (WICLOUD CORPORATION) 5,705 Reputation points Microsoft External Staff Moderator
1 answer

How to test automatic download of PSA

I need to check the automatic download of beta print support app from MS store when i connect a printer with beta printer extension inf.

Developer technologies | Universal Windows Platform (UWP)
asked 2026-06-10T10:10:55.96+00:00
Ambigavathi Dhanapal 5 Reputation points
commented 2026-06-15T01:00:08.5933333+00:00
Jay Pham (WICLOUD CORPORATION) 3,855 Reputation points Microsoft External Staff Moderator
1 answer

Server Error in '/' Application Web.config

HI I need this problem solution. If anybody have this solution then pls reply to it. Runtime Error Description: An application error occurred on the server. The current custom error settings for this application prevent the details of the…

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.

1,326 questions
Developer technologies | ASP.NET Core | Other
asked 2022-08-04T18:02:00.54+00:00
Imtiaz Sami 31 Reputation points
commented 2026-06-14T16:46:31.1033333+00:00
Marieli Guzman160301 0 Reputation points