Why am I receiving warnings on my code, but it is still working.
namespace MauiApp1 { public partial class MainPage : ContentPage { int count = 0; public MainPage() { InitializeComponent(); } private void OnCounterClicked(object sender, EventArgs e) …
Developer technologies | .NET | .NET MAUI
How do I control which database to use when a Blazor Server app starts?
I'm working on a rewrite of an old WebForms application. I want to be able to control, through a GitHub Action running in a self-hosted runner, which database (test or production) the application should run against. I thought I could do this with the…
Developer technologies | ASP.NET | ASP.NET Core
ms-appinstaller protocol has been disabled.
Hi, I have a WPF application and a Windows Application Packaging Project. I use Publish -> Create App package -> Sideloading -> enable automatic updates package is created and we put the output entire folder on our website. when Win10 users…
Developer technologies | Universal Windows Platform (UWP)
Dynamic NavMenu
I am trying to implement the default NavMenu.razor with a number of NavLinks where one of the items is not visible by default. It should only become visible after an authenticated user belonging to a specific role condition is true. My code snippet is…
Developer technologies | .NET | .NET MAUI
How to fix could not find error
I'm working on a maui app. when i try to build project it gives "System could not find the file. (2): C:\Users\jello\OneDrive\Masaüstü\wx\VSC\MAUI\Ccalculate\Ccalculate\obj\Debug\net9.0-android\assets." error message. how can i fix it?
Developer technologies | .NET | .NET MAUI
In 8 entries, 2 entries text change event not triggered
In a Content View, we have 8 entries, which will change based on one picker. If pickers change the value all the 8 entries value would change, on first time we select the value from the picker all values set correctly, if the values selected previously…
Developer technologies | .NET | .NET MAUI
Can’t login to microsoft account on ps5 because of xboxone account from
I can’t login to my microsoft account on my ps5 (minecraft). Because of already having a xbox account? How does this make sense how do I fix this? This is honestly the worst design I have ever seen.
Developer technologies | Windows Forms
ListView events arent always triggered.
Hello, I am not sure if I selected right tag for my topic, but there is not present UWP tag naw. I have problem with ListView. If my ListView has many rows (about 150+), some events are sometime not triggered (but sometime they are triggered as well). If…
Developer technologies | Universal Windows Platform (UWP)
Help Needed for Connecting POS Printer via USB in UWP App
Hi Team, I have implemented POS printer functionality in my UWP app. When I connect the POS printer using Bluetooth, it works perfectly. However, when I connect the printer via a USB cable, I’m unable to find a way to detect or connect to the printer…
Developer technologies | Universal Windows Platform (UWP)
Visual Studio 2022 Error "Create Git Repository
while creating repository from visual studio 2022 I got error An error occurred while sending the request
Developer technologies | Visual Studio | Other

color connverter
I have a converter public class SelectedAvatarMultiValueConverter : IMultiValueConverter { public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture) { if(values.Length == 2 && …
Developer technologies | .NET | .NET MAUI

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
IIS Express configuration not working
IIS Express 10.0 is installed along with VS 2022. However, asp.net web/api projects are not getting created/ existing web projects not getting loaded. I have uninstalled / reinstalled VS 2022 but IIS Express issue is still showing. I have tried running…
Developer technologies | Visual Studio | Setup
Exporting a template from Visual Studio 2022 fails with "read-only or does not exists" error
I created a web project, added specific nuget packages for said project, config files and a wee bit of customization. Then I choose Project -> Export Template. I select the project I want exported as a template, Change the template name to a name not…
Developer technologies | Visual Studio | Other
How to Share Apple Code Signing Key
Trying to switch to developing an iOS app using Hot Restart from using Mac Xcode. Using the same project, when building I am getting the error message "signing key not found in keychain". I am able to build and deploy to the iPhone using the…
Developer technologies | .NET | .NET MAUI


How do I migrate some older .NET Framework apps to GitHub?
18 months ago, we migrated hundreds of TFS/TFVC repos from an old, on-premises TFS server, to our GitHub Enterprise organization. There are, however, two TFVC repos still in that old TFS server because they are written using .NET Framework 4.5.2 and TFS…
Developer technologies | Visual Studio | Other
Which certificate does the VS installer use for verification of vs_installer.opc
I am trying to install the VS 2022 Build Tools on my build server. However, during installation, I am receiving the following error on the bootstrapper logs: [16a0:0011][2025-06-25T06:41:39] Download requested:…
Developer technologies | C#
MAUI Picker control, .net 9: the Unfocused event IMMEDIATELY follows the Focused event?
I'm using the MAUI Picker control (ComboBox) on .net 9, Windows, VS 2022 v17.13.6. When the Picker gets focus by the user clicking it, the Focused event fires, but it is immediately followed by the Unfocused event and the drop down list opens. If the…
Developer technologies | .NET | .NET MAUI
Why is step into function is working but play has error in VBA?
I have a macro that converts PDF file into excel. For the first file, it works properly not until I encountered this error on the succeeding files: When I tried to check step into, the macro runs smoothly and converts all the PDF files to excel. While…
Developer technologies | Visual Basic for Applications
How to insert two or more different values under one column name based on parent PK?
Greetings experts, We are designing internal ballot system that will be used to elect members into various positions based on election types.