55,380 questions with Developer technologies-related tags

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1 answer One of the answers was accepted by the question author.

STEP as in the universal file format

Hi, I'm exploring STEP as in the universal file format. I want to build Console App in .NET 10 on Windows , that convert from different CAD/CAM/CAE software for to STEP. What Microsoft or or other Tools can advise? Thanks in advance, This what Chat GPT…

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.
11,762 questions
asked 2026-02-03T06:56:07.43+00:00
Y. Yakir 40 Reputation points
commented 2026-02-04T10:27:48.42+00:00
Jack Dang (WICLOUD CORPORATION) 10,415 Reputation points Microsoft External Staff Moderator
3 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.
11,762 questions
asked 2026-02-03T14:23:41.73+00:00
Jonathan 20 Reputation points
commented 2026-02-04T10:24:29.3533333+00:00
Jack Dang (WICLOUD CORPORATION) 10,415 Reputation points Microsoft External Staff Moderator
2 answers

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 580 Reputation points
commented 2026-02-04T10:10:54.04+00:00
Jack Dang (WICLOUD CORPORATION) 10,415 Reputation points Microsoft External Staff Moderator
3 answers

How does EF core tools find my DbContext from my application to generate migration etc

I asked copilot this question, about how EF Core Tool loads my app dll and execute DI service registrations, including builder.Services.AddDbContext(..), then getting my DbContext from DI. In Minimal API program. It answers this: Got it — you’re asking…

Developer technologies | .NET | Entity Framework Core
asked 2025-11-24T11:05:29.0266667+00:00
Chinzorig Batsukh 11 Reputation points
recommended 2026-02-04T10:05:00.2666667+00:00
Ana M 0 Reputation points Moderator
1 answer

Resolve the event issue

Hi, As event was deprecated, how to correct it below?

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
asked 2026-02-04T02:32:05.3966667+00:00
Jonathan 20 Reputation points
commented 2026-02-04T10:03:46.7333333+00:00
Jack Dang (WICLOUD CORPORATION) 10,415 Reputation points Microsoft External Staff Moderator
2 answers One of the answers was accepted by the question author.

Creating TS File filename.d.ts Visual Studio 2026

Working with Blank Typescript project template in Visual Studio 2026 Community. Trying to create a new item -> Typescript file e.g.: filename is 'Fruit' Questions: Takes a lot of time to create the file, how to increase the performance in the Visual…

Developer technologies | Visual Studio | Setup
asked 2026-02-04T04:32:10.7733333+00:00
Soumyadip Majumder 200 Reputation points
edited a comment 2026-02-04T09:51:35.2166667+00:00
Soumyadip Majumder 200 Reputation points
0 answers

Obsolescence review for components

Dear Team, We are compiling the Software Bill of Materials (SBOM) for some instruments and conducting a security and obsolescence review of components currently deployed in production. To complete our compliance documentation and plan upgrades, please…

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.
4,157 questions
asked 2026-02-04T09:23:28.1033333+00:00
Aditya Shah 20 Reputation points
1 answer

MemoryStream issue

Hi, Any better way to add the following to this?

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.
11,762 questions
asked 2026-01-28T06:52:52.33+00:00
Peter_1985 3,006 Reputation points
commented 2026-02-04T09:12:23.1633333+00:00
Adiba Khan 1,845 Reputation points Microsoft External Staff
3 answers

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
asked 2026-02-03T21:49:08.9+00:00
Rookie 0 Reputation points
answered 2026-02-04T08:46:21.13+00:00
Susmitha T (INFOSYS LIMITED) 2,360 Reputation points Microsoft External Staff
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
Kmcnet 1,276 Reputation points
commented 2026-02-04T08:30:54.6433333+00:00
Viorel 126.2K Reputation points
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
asked 2026-01-28T18:47:49.56+00:00
Falanga, Rod, DOH 695 Reputation points
commented 2026-02-04T08:23:23.54+00:00
Jack Dang (WICLOUD CORPORATION) 10,415 Reputation points Microsoft External Staff Moderator
1 answer

How to fix issue with subscribing to a message in my .net application from a topic

Facing issue with processing message from servicebus topic in .net application. The subscribing service is part of applicaiton which has reference to project where Messagehandler is implemented. Service bus message is reaching the subscription but my…

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.
1,308 questions
asked 2026-01-29T11:49:20.2566667+00:00
Boddu, Yashwanth 0 Reputation points
commented 2026-02-04T08:08:13.84+00:00
Jack Dang (WICLOUD CORPORATION) 10,415 Reputation points Microsoft External Staff Moderator
1 answer

windows credential provider using PKINIT and implicit mapping

I am developing a windows credential provider aiming at supporting CPUS_LOGON/CPUS_UNLOCK_WORKSTATION using certificate PKINIT and implicit mapping. The certificate used for login is a short-term certificate stored in LocalMachine/My CNG store. My…

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 2025-12-08T11:18:59.3233333+00:00
Peter Buus 0 Reputation points
commented 2026-02-04T07:16:58.3433333+00:00
Michael Le (WICLOUD CORPORATION) 10,575 Reputation points Microsoft External Staff Moderator
1 answer

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.
11,762 questions
asked 2026-02-03T14:22:27.25+00:00
Y. Yakir 40 Reputation points
answered 2026-02-04T06:23:39.1366667+00:00
Jack Dang (WICLOUD CORPORATION) 10,415 Reputation points Microsoft External Staff Moderator
1 answer

Visual Studio 2022 & 2026 Debug Project still crash in busy, can't click any button in visual studio

正如标题描述的那样,什么项目都这样,最近出现的 偶尔有那么一次正常,重启电脑马上运行也正常 过一会就不正常了,鼠标一直处于繁忙状态,Visual Studio 所有的控件都不能点击 完全没法调试.请看我上传的GIF

Developer technologies | Visual Studio | Debugging
asked 2026-01-28T09:45:12.2166667+00:00
WU Qi (BCSC/EPA2) 0 Reputation points
commented 2026-02-04T04:55:39.0066667+00:00
Susmitha T (INFOSYS LIMITED) 2,360 Reputation points Microsoft External Staff
0 answers

Problem with header files not being shared throughout solution. E1696

I'm trying to develop for Unreal Engine, so I upgraded from Visual Studio 2022 to 2026 edition and upgraded the engine to 5.7, but now a lot of what was defined in the engine like the "Core/Minimal.h" file aren't being included properly and…

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 2026-01-27T23:59:22.23+00:00
Eric Fieldman 0 Reputation points
commented 2026-02-04T04:27:21.68+00:00
Eric Fieldman 0 Reputation points
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
asked 2026-01-27T15:47:59.86+00:00
Karol 0 Reputation points
commented 2026-02-04T01:31:08.25+00:00
Leon Tran (WICLOUD CORPORATION) 1,070 Reputation points Microsoft External Staff 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
Tempest Griffin 5 Reputation points
answered 2026-02-03T22:04:21.9666667+00:00
Dmitry Pitel 0 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.
11,762 questions
asked 2024-11-19T09:44:51.4+00:00
BeUnique 2,332 Reputation points
commented 2026-02-03T18:12:28.6933333+00:00
Kyle Lee 0 Reputation points
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.
11,762 questions
asked 2026-01-14T01:04:58.32+00:00
Corey Fleig 350 Reputation points
accepted 2026-02-03T17:50:27.59+00:00
Corey Fleig 350 Reputation points