Developer technologies

Smart App Control blocks WinForms / WPF sample applications from running

When Smart App Control is enabled on Windows, I am unable to run WinForms or WPF sample applications from Microsoft Visual Studio. After enabling Smart App Control and attempting to run the project, Visual Studio shows the following error. Smart App…

Windows Update breaks WPF TrueType font subsetting (Calibri.ttf format specification error) KB5120708

When printing in .NET Framework 4.8 application WPF, it seems to have broken the XPS printing. See stack trace below. If I uninstall the KB5120708 update, it works again. It has broken our printing functionality on our business application. Can any one…

Visual Basic in Excel Instruction and function manual

I am having trouble finding basic information on instructions with detailed syntactical rules and similarly a list of functions in Visual Basic. EG... where do I find the exact syntax for dimensioning an array and declaring a range of cells as an…

Why does my code work only once?

My application includes a stopwatch plus a lap counter. The stopwatch is working fine using the following code: Private Sub StartTimer(sender As Object, e As RoutedEventArgs) Handles btnStart.Click CurrentTime = TimeSpan.Zero LapTime =…

A version of Visual Studio is Available, visit the link to get information on the lastest update and support

Hi After installing the VS 2026, when i click the launch the button its showing the popup like new version is available.. I cannot able to close the popup.. its just exit the VS completely.. May i know the solution for that

my visual studio code is unable to compile c++ file

my visual studio code is giving too many error even though the code is right and mingw is installed in the system and unable to comile and run the code

Security issues if I use a encrypted value as a Query string that I send to users and then decrypt the value and validate on link click?

I'm working on a project where we will need to send out links to a large number users and each is assigned a unique combination of numbers and letters to identify them in our system. My task it to come up with a way we can use just the link we send them…

Project Spartan 10009/10049 AppX reports "End of Life" on modern Windows

Project Spartan 10009/10049 AppX reports "End of Life" on modern Windows Hi Microsoft, I'm an 11-year-old kid who really likes Windows modding, reverse engineering, and experimenting with old Windows software. Recently, I ran into a problem…

Visual Studio 2022 17.14.39 no longer able to use git when logged in as different user

I need to run Visual Studio (2022) as two different users, as only some of the projects I work on are allowed to use Github copilot (customer restrictions). So, I have a primary account "seb", where my main VS runs, which is not logged in into…

Azure sign in torture

Visual Studio 2022 Community: Authentication Flow Regression / Account System Misdesign Dear Microsoft, I write this with the deepest possible respect, and with only the mildest desire to strike the Visual Studio account subsystem with a velvet-wrapped…

In Visual Studio IDE 2026, GitHub Copilot Chat, I must stretch the side bar to find the apply button

Visual Basic

Debug Step INTO and STEP OVER do not work when projects created in VB 2010 are loaded into later versions.

VS Code Marketplace publish blocked by VSID "Concurrency" rate limit for over 24 hours — verify-pat also blocked

We cannot publish updates to our VS Code extension and even a read-only PAT verification is rejected. Microsoft support seems to be the only way to clear this, so please help. Symptom Since yesterday (2026-08-19), every call to the Marketplace publishing…

Problem on server after upgrad from .NET 4.6 to .NET 4.8 (site is KO)

Hello, We have just updated the version of an asp.net MVC project from .NET framework 4.6 to .Net 4.8. Following this, the solution compiles and works well locally whereas this is not the case after deploying the site. it no longer works on the server…

C++ Program Being blocked by SAC after adding Cryptographic token

I am writing a Console application in Visual Studio, as a proof of concept, before I write the actual program I am wanting to make, the program ran perfectly fine for the last two days during small iterative upgrades, I have no build issues, but as soon…

Is renaming an unmodified Visual C++ Runtime DLL allowed for redistribution?

Subject: Is renaming an unmodified Visual C++ Runtime DLL allowed for redistribution? We distribute a Windows x64 desktop application that includes the official NumPy 2.5.1 Windows wheel. That wheel was processed by delvewheel and contains the Microsoft…

can not use asp-page-handler in asp.net core web?

I am using asp.net core web 10.0 and I want to use handler and I get 400 Bad Request. public JsonResult OnPostOrder(GoodsO[] g) { return new JsonResult(new { Status = true }); } public class GoodsO { …

429 - woah, that's a lot of requests in https://marketplace.visualstudio.com/

429 - woah, that's a lot of requests in https://marketplace.visualstudio.com/ its been 2 months im facing same error, i tired to clear cache and still same issue let me know what is my issue causing this and stopping my extension to publish

Creating a new List<int>() throws a NullReferenceException.

The following code throw a NullReferenceException on the hightlighted line: using IS0AUTTSTContext db = GetDbContext(); List<TestRun> list = db.TestRuns.Where(t => t.ID > 0 && t.Definition!.Application!.Deleted == false).ToList(); …

Run time error 9, Subscript out of range eroor is showing while using Excel VBA

Run time error 9, Subscript out of range error is showing while using Excel VBA, When i am using Excel VBA and write coding for run a macro and when i run the code this error is showing, I tried every thing to solve this, but not working, I am unable to…