1,279 questions with Developer technologies | .NET | .NET Runtime tags

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System.Management currently is only supported for Windows desktop applications.

I use ManagementObject which is in System.Management.dll(4.6.0) in a class library The class libray 's TargetFramework is netstandard2.0. Then I reference the class library in a service whick is based on BackgroundService, when I run the service , there…

Developer technologies | .NET | .NET Runtime
asked 2025-08-16T08:23:30.8966667+00:00
Fiona 105 Reputation points
commented 2025-09-16T03:54:59.8533333+00:00
Harry Vo (WICLOUD CORPORATION) 1,875 Reputation points Microsoft External Staff
5 answers

The request was aborted: Could not create SSL/TLS secure channel

.Net Class Library is based on 4.5 and using HtmlAgilityPack, I was calling an https URL and it was working fine. After the website is updated and will not support old browsers which are not TLS v1.2 compliant. Getting the error - The request was…

Developer technologies | .NET | .NET Runtime
asked 2020-11-24T13:02:23.38+00:00
Sajith Gopalakrishnan Hema 1,056 Reputation points
commented 2025-09-16T03:50:09.37+00:00
Harry Vo (WICLOUD CORPORATION) 1,875 Reputation points Microsoft External Staff
1 answer

When AspNetCoreModuleV2 is missing in IIS (e.g., Hosting Bundle not installed), IIS and "appcmd" only report a vague “Configuration error” with no details. This makes root cause analysis extremely difficult in production.

Summary When AspNetCoreModuleV2 is missing in IIS (e.g., Hosting Bundle not installed), IIS and "appcmd" only report a vague “Configuration error” with no details. This makes root cause analysis extremely difficult in production. A clearer…

Developer technologies | .NET | .NET Runtime
asked 2025-09-13T15:13:04.2133333+00:00
RAVIRAJ DESAI 0 Reputation points
answered 2025-09-15T15:44:35.28+00:00
Bruce (SqlWork.com) 80,091 Reputation points Volunteer Moderator
0 answers

Can we redistribute the D3DCompiler_47_cor3.dll from Microsoft Direct X. Can we redistribute without a separate commercial license?

Hi, This is regarding D3DCompiler_47_cor3.dll, which is a Microsoft DirectX DLL. When we publish a .NET 8.0 application as a self-contained application, D3DCompiler_47_cor3.dll appears as a dependent DLL in the executable folder. Can this DLL be…

Developer technologies | .NET | .NET Runtime
asked 2025-09-15T14:23:00.35+00:00
Rajesha 0 Reputation points
edited the question 2025-09-15T14:48:23.0366667+00:00
Rajesha 0 Reputation points
2 answers

AppService isn't exposed after packaging to .msix

I have an Avalonia app targeting Windows desktop (thus, WinUI3 app). From that project, I reference a UWP Runtime Component which handles calls to an AppService Lastly, using a WAP project, I package the app into a .msix package, which declares in its…

Developer technologies | .NET | .NET Runtime
asked 2025-08-05T11:14:39.4033333+00:00
Miguel Rubio 0 Reputation points
commented 2025-09-10T04:32:04.42+00:00
Susmitha T (INFOSYS LIMITED) 655 Reputation points Microsoft External Staff
1 answer

Microsoft .NET Framework v1.0.3705

I need this exact version of microsoft .NET but I cant get it. Where can I get Microsoft .net version 1.0.3705?

Developer technologies | .NET | .NET Runtime
asked 2021-07-06T12:36:16.257+00:00
Emma Liu 1 Reputation point
commented 2025-08-26T19:01:46.2033333+00:00
Chad Weaver 0 Reputation points
7 answers

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 | ASP.NET | Other
asked 2022-08-04T18:02:00.54+00:00
Imtiaz Sami 21 Reputation points
commented 2025-08-24T13:49:34.2533333+00:00
Nur Aleeya 0 Reputation points
9 answers One of the answers was accepted by the question author.

.NET Framework 4.8 on Windows Server 2019 - installation failes

I have tried the solutions in other questions regarding installation failures of .NET Framework 4.8, but nothing have helped me so far. The server is fully patched and rebooted. (Note! We use a WSUS but I do not know what updates are allowed or…

Developer technologies | .NET | .NET Runtime
asked 2021-06-17T15:06:41.08+00:00
Kristofer 151 Reputation points
answered 2025-08-08T13:36:06.52+00:00
Robin Wilson 11 Reputation points
0 answers

Finding the path to dotnet.exe

In my Visual C++ application I want to spawn dotnet.exe to run my DLL. Now, my installer is correctly configured to detect if the .NET8 runtime is needed and will install it. So I know that it is available. From my research it seems that this is the…

Developer technologies | .NET | .NET Runtime
asked 2025-08-07T08:53:26.0366667+00:00
ChuckieAJ 316 Reputation points
commented 2025-08-07T19:05:17.0066667+00:00
Bruce (SqlWork.com) 80,091 Reputation points Volunteer Moderator
1 answer

Should I migrate my .NET 8 WinForms trading application to WPF? Concerns about Market Watch performance and latency.

Hello, We have a desktop trading application using .NET 8 WinForms. The UI is intentionally kept minimal and straightforward. A core features of our app are Market Watch, Trade, Buy-Sell Order screen, etc. Market Watch component that updates live…

Developer technologies | .NET | .NET Runtime
asked 2025-08-06T12:31:25.4966667+00:00
Aman Agrahari 60 Reputation points
edited an answer 2025-08-06T17:54:18.02+00:00
Bruce (SqlWork.com) 80,091 Reputation points Volunteer Moderator
3 answers

Kudu/SCM Failure on Azure Functions Flex Consumption - Deployment Blocked (404)

Update [Date - e.g., 2025-04-27]: We have since successfully migrated the application to the Classic Consumption plan, where Kudu/SCM is accessible and deployment works as expected (after resolving separate build/runtime issues detailed elsewhere).…

Developer technologies | .NET | .NET Runtime
asked 2025-04-25T17:16:53+00:00
James Newlin 25 Reputation points
answered 2025-07-31T14:01:47.3433333+00:00
Társis Francke Ferreira 15 Reputation points
4 answers

.net core 8.0.10 hosting bundle doesn't install components

I have downloaded the .NET Core Hosting bundle for 8.0.10. In the past when installing this bundle it will install the following components: Microsoft .NET Runtime - version (x64) Microsoft .NET Runtime - version (x86) Microsoft ASP.NET Core - version -…

Developer technologies | ASP.NET | ASP.NET Core
Developer technologies | .NET | .NET Runtime
asked 2024-10-22T17:50:25.83+00:00
Neil Callahan 10 Reputation points
commented 2025-07-21T09:58:19.8533333+00:00
Jack Dang (WICLOUD CORPORATION) 1,355 Reputation points Microsoft External Staff
0 answers

Need to delete/reset MS365 Developer Account

I need help deleting or resetting my Microsoft 365 Developer Program account associated with my email address. I mistakenly set up the account for Personal Use instead of small business and do not have sandbox access. I tried setting up a new account…

Developer technologies | .NET | .NET Runtime
asked 2025-07-18T15:21:41.6466667+00:00
Herb Wolff 0 Reputation points
3 answers

i need a .msi file for .Net Runtime 8.0.18

i am deploying multiple laptops to our organization and on random times the laptops requires the installation of .Net Runtime 8.0.18. i would like to create a GPO to install this on multiple computers without the need of an admin password. for that, i…

Developer technologies | .NET | .NET Runtime
asked 2025-07-16T15:42:21.32+00:00
Shay 0 Reputation points
edited a comment 2025-07-16T22:02:11.4233333+00:00
Bruce (SqlWork.com) 80,091 Reputation points Volunteer Moderator
0 answers

C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe cannot find

Windows cannot find C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe Make sure you typed the name correctly, and then try again.

Developer technologies | .NET | .NET Runtime
asked 2025-07-10T01:57:54.7066667+00:00
Chen, Draco 0 Reputation points
1 answer

Has anyone worked with NetCoreServer? Looking for guidance and resources

Hi everyone, I'm exploring alternatives to WinSock for socket programming in .NET 8 Core windows form application and came across the NetCoreServer library. It looks promising for building TCP/UDP/SSL/WebSocket servers and clients with high performance…

Developer technologies | .NET | .NET Runtime
asked 2025-07-03T07:00:31.9366667+00:00
Aman Agrahari 60 Reputation points
answered 2025-07-03T18:28:33.7633333+00:00
Bruce (SqlWork.com) 80,091 Reputation points Volunteer Moderator
0 answers

Why am I encountering a System.AccessViolationException in .NET Framework 4.8 on Windows Server 2019, but not in .NET Framework 4 on Windows Server 2008

I'm encountering the following error in .NET Framework 4.8 on Windows Server 2019, which I faced in 2022, when trying to select the element from ToolStripComboBox . However, I am unable to reproduce this error in .NET Framework 4 on Windows Server 2008:…

Developer technologies | .NET | .NET Runtime
Developer technologies | C++
Developer technologies | C#
asked 2024-11-29T12:12:15.3566667+00:00
Uke, Ashutosh 0 Reputation points
commented 2025-07-03T09:35:36.93+00:00
György Kőszeg 0 Reputation points
1 answer

Alternatives for WinSock in .net 8 core.

Hello everyone, We are currently migrating a legacy Windows Forms application from .NET Framework 4.7.2 to .NET 8. The existing application uses Winsock for both TCP and UDP socket communication, but we've observed performance limitations and…

Developer technologies | .NET | .NET Runtime
asked 2025-07-02T07:48:22.83+00:00
Aman Agrahari 60 Reputation points
commented 2025-07-03T06:41:43.9666667+00:00
Aman Agrahari 60 Reputation points
6 answers

How to target .NET Framework 4.0 in VS 2022 on Windows 11?

Working on some old projects targeting .NET Framework 4.0. I used VS 2022 to open the solution and was told to install 4.0 targeting pack. I can't find the download link on the dotnet website, nor the installation option in Visual Studio Installer. …

Developer technologies | .NET | .NET Runtime
Developer technologies | Visual Studio | Debugging
Windows for business | Windows Client for IT Pros | User experience | Other
Developer technologies | C#
asked 2022-09-05T07:41:23.313+00:00
Lee Feng 181 Reputation points
commented 2025-07-02T03:19:44.0333333+00:00
David Goben 65 Reputation points
1 answer

.NET Core Profiler Crashing on 32 bit Application Environment

Hi Team. I have developed my own .NET core profiler using VS 2019. To load my profiler, I have set the environment entry in the web.config file. <environmentVariable name="CORECLR_ENABLE_PROFILING" value="1" /> …

Windows development | Internet Information Services
Developer technologies | .NET | .NET Runtime
asked 2022-03-24T13:18:47.167+00:00
Duraikannu Jeyamani 6 Reputation points
commented 2025-06-30T10:03:57.37+00:00
Tom Tran (WICLOUD CORPORATION) 810 Reputation points Microsoft External Staff