24,183 questions with .NET-related tags

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How to play a web mp4 file with headers in MAUI?

I'm trying to player a web media with community's mediaelement,but there isnot any ways to set http headers. In Android, I can use the factory property in exoplayer,but in windows,I can't find any document about using winui's mediaplayer to player a…

.NET
.NET
Microsoft Technologies based on the .NET software framework.
3,439 questions
.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
2,961 questions
asked 2024-05-16T06:52:52.46+00:00
尼龟 杰 150 Reputation points
answered 2024-05-20T07:22:26.1766667+00:00
Yonglun Liu (Shanghai Wicresoft Co,.Ltd.) 36,871 Reputation points Microsoft Vendor
1 answer

Microsoft.Extensions.DependencyInjection can not register type which implement static abstract memer interface

I can not register the type Foo as 'IFoo' when IFoo has static abstract member. Is it a bug? Or, how can I register this type as interface? repo Program.cs using Microsoft.Extensions.DependencyInjection; // these line works! IFoo foo = new…

.NET
.NET
Microsoft Technologies based on the .NET software framework.
3,439 questions
asked 2024-05-20T02:20:59.1633333+00:00
William Liu 266 Reputation points
answered 2024-05-20T07:15:58.69+00:00
Jiale Xue - MSFT 35,556 Reputation points Microsoft Vendor
0 answers

System.Security.Cryptography.ECDsa.Create (System.Security.Cryptography.ECParameters parameters exception

We have integrated SSH.Net 2024.0.0 from Nuget for Xamarin UWP, Xamarin. IOS and Mono Android. UWP works fine. BUT iOS and Android are throwing exceptions. Any ideas or suggestions would be helpful. Visual Studio 2022 C# using (SftpClient sftp…

Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,299 questions
asked 2024-05-20T07:15:52.04+00:00
Sk 61 Reputation points
1 answer One of the answers was accepted by the question author.

How to prevent automatic upgrade of .NET Framework from 4.8 to 4.8.1

I have a question regarding the prevention of .NET Framework updates through Group Policy. Despite setting the following Group Policy to "Disabled," the KB5011048 update is still being automatically applied, resulting in .NET Framework being…

Windows
Windows
A family of Microsoft operating systems that run across personal computers, tablets, laptops, phones, internet of things devices, self-contained mixed reality headsets, large collaboration screens, and other devices.
4,826 questions
.NET
.NET
Microsoft Technologies based on the .NET software framework.
3,439 questions
asked 2024-05-18T15:42:32.17+00:00
KM-4260 25 Reputation points
accepted 2024-05-20T06:55:08.96+00:00
KM-4260 25 Reputation points
1 answer

EF is not creating a MigrationsHistory table

Hi all; I've been using Entity Frameworks for some time with my app. And I just noticed, there is no MigrationsHistory table. I looked at the files in core/Migrations and none of them create a MigrationsHistory table. Why is it missing and how do I get…

Entity Framework Core
Entity Framework Core
A lightweight, extensible, open-source, and cross-platform version of the Entity Framework data access technology.
700 questions
asked 2024-05-16T15:06:13.2033333+00:00
David Thielen 2,286 Reputation points
edited a comment 2024-05-20T06:51:59.2366667+00:00
Hui Liu-MSFT 40,866 Reputation points Microsoft Vendor
1 answer One of the answers was accepted by the question author.

What to use for Target Framework and Minimum Framework for Android Maui project

When I select the Target Android Framework as available in dropdown (Android 14.0 API Level 34) it change the XML Tag in file as <TargetFrameworks>net8.0-ios;net8.0-android34.0</TargetFrameworks> But when I use same file to compile using…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
2,961 questions
asked 2024-05-17T11:24:36.0766667+00:00
Sumit Gupta 46 Reputation points
accepted 2024-05-20T06:46:21.38+00:00
Sumit Gupta 46 Reputation points
0 answers

root is missing error, while making frontend using window form application in VS 2022 using C#

Root is missing error, while making frontend using window form application in VS 2022 using C#. How to troubleshoot this issue.

Windows Forms
Windows Forms
A set of .NET Framework managed libraries for developing graphical user interfaces.
1,848 questions
Visual Studio
Visual Studio
A family of Microsoft suites of integrated development tools for building applications for Windows, the web and mobile devices.
4,672 questions
C#
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.
10,357 questions
asked 2024-05-20T04:10:28.07+00:00
DevNinja 0 Reputation points
edited a comment 2024-05-20T06:29:14.73+00:00
Tianyu Sun-MSFT 27,796 Reputation points Microsoft Vendor
1 answer

Div <li> menu color not updating properly in ASP.NET master page c#

I am using menu control using <ul> and <li> tag. I am trying to apply some different color while menu selected. But, applying color not reflected in menu. (particularly white color for text in the menu) what will be the problem in the below…

ASP.NET
ASP.NET
A set of technologies in the .NET Framework for building web applications and XML web services.
3,303 questions
C#
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.
10,357 questions
asked 2024-05-18T13:29:33.9266667+00:00
Gani_tpt 1,686 Reputation points
answered 2024-05-20T05:49:29.9766667+00:00
Lan Huang-MSFT 26,121 Reputation points Microsoft Vendor
0 answers

Error while submitting the registration form

RegistrationForm.cshtml @page @model FaceAdminApp.Pages.Auth.RegistrationFormModel @{ ViewData["Title"] = "RegistrationForm"; } <style> .container { max-width: 600px; margin: 0 auto; padding:…

ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,227 questions
asked 2024-05-20T05:31:38.77+00:00
Surya Chandra Mohan 20 Reputation points
0 answers

Maui app for Android how to get rid of this dialog

Hello All. I use Ver 17.10 preview 7 and android Ver 34. I get the following dialog (image) and when I cancel it all go OK But every time I build my app it's appears and I need to cancel it to continue the build task. Please how I can get rid of it. …

Visual Studio
Visual Studio
A family of Microsoft suites of integrated development tools for building applications for Windows, the web and mobile devices.
4,672 questions
.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
2,961 questions
asked 2024-05-19T08:46:12.7066667+00:00
Haviv Elbsz 1,946 Reputation points
commented 2024-05-20T05:27:35.8466667+00:00
Yonglun Liu (Shanghai Wicresoft Co,.Ltd.) 36,871 Reputation points Microsoft Vendor
1 answer

I received the error "Unable to find an OpenAPI description" while running the API tutorial at https://learn.microsoft.com/en-us/training/modules/build-web-api-aspnet-core/3-exercise-create-web-api

https://learn.microsoft.com/en-us/training/modules/build-web-api-aspnet-core/3-exercise-create-web-api When connecting to localhost using httprepl and https, I received the error "Unable to find an OpenAPI description". I am using…

ASP.NET Core Training
ASP.NET Core Training
ASP.NET Core: A set of technologies in the .NET Framework for building web applications and XML web services.Training: Instruction to develop new skills.
9 questions
asked 2024-05-10T14:06:11.3866667+00:00
Stanley, Eugene 5 Reputation points
commented 2024-05-20T05:20:10.3766667+00:00
Pradeep M 645 Reputation points Microsoft Vendor
2 answers

Javascript Gridview checkbox alert message not working properly.

I am using javascript validation in gridview. I have selected checkboxes in the gridview. but, still it's throwing alert message unncessarily. where is the problem in the below code. kindly update asap if anyone identified the issues. or pls. provide…

ASP.NET
ASP.NET
A set of technologies in the .NET Framework for building web applications and XML web services.
3,303 questions
C#
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.
10,357 questions
asked 2024-05-19T14:52:29.7566667+00:00
Gani_tpt 1,686 Reputation points
commented 2024-05-20T04:19:22.4566667+00:00
Albert Kallal 4,896 Reputation points
1 answer

Seeking Alternatives to UIMenuController for Text Input Field Customization

I'm currently working on migrating a Xamarin.Forms project to MAUI, where I need to customize the behavior of text input fields, especially on iOS. Previously, in Xamarin.Forms, I utilized UIMenuController to manage options like copy, paste, and cut.…

.NET
.NET
Microsoft Technologies based on the .NET software framework.
3,439 questions
.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
2,961 questions
asked 2024-05-17T06:20:56.7333333+00:00
Omkar Pawar 0 Reputation points
commented 2024-05-20T04:18:33.96+00:00
Omkar Pawar 0 Reputation points
0 answers

I am getting System.InvalidProgramException error when upgraded the application from .NET 3.0 to .NET 8.0

I have upgraded Npgsql package from version 4.1.5 to version 8.0.2 that is required for .NET 8 upgradation but I am getting the following error after deployment of the service on the development environment and performing the health check for…

.NET
.NET
Microsoft Technologies based on the .NET software framework.
3,439 questions
ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,227 questions
.NET Runtime
.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.
1,130 questions
asked 2024-05-13T07:12:21.36+00:00
Singh, Sheetal 0 Reputation points
commented 2024-05-20T04:15:58.2866667+00:00
Singh, Sheetal 0 Reputation points
1 answer One of the answers was accepted by the question author.

How to migrate the FCM v1 in xamarin forms apps as xamarin got migrated

Hey Team, We got a mail from Firebase team that legacy http is going to be deprecated . When i checked in the documentation, all i could find is xamarin is not supporting FCM v1. We have azure notification hubs common library for android and iOS and…

Azure Notification Hubs
Azure Notification Hubs
An Azure service that is used to send push notifications to all major platforms from the cloud or on-premises environments.
270 questions
Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,299 questions
Azure
Azure
A cloud computing platform and infrastructure for building, deploying and managing applications and services through a worldwide network of Microsoft-managed datacenters.
978 questions
Visual Studio
Visual Studio
A family of Microsoft suites of integrated development tools for building applications for Windows, the web and mobile devices.
4,672 questions
C#
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.
10,357 questions
asked 2024-05-16T03:05:07.0633333+00:00
Sri Gayathri Gopalakrishnan 20 Reputation points
edited a comment 2024-05-20T04:12:19.6566667+00:00
Sri Gayathri Gopalakrishnan 20 Reputation points
1 answer

manage Exchange Mailbox permission using C# windows application

hi folks, i would like to design a windows application which will do below. is it possible to develop using C# ? Connect to Exchange Online. Add/Remove mailbox fullaccess. Add/Remove SendAs or Sendonbehalf access. Set mailbox forwarding Thanks …

Microsoft Exchange Online
Windows Forms
Windows Forms
A set of .NET Framework managed libraries for developing graphical user interfaces.
1,848 questions
C#
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.
10,357 questions
asked 2024-05-17T12:23:46.4633333+00:00
Meher, Shankar (CORP) 0 Reputation points
answered 2024-05-20T03:24:52.1633333+00:00
Jiale Xue - MSFT 35,556 Reputation points Microsoft Vendor
1 answer

Debug and Release Version have different file Size, but in negative way: Maui Android App

I had a Xamarin App that when I compile goes to 30 MB file size in release after all optimization. Now, we uprade same app to Maui. And when I run the app in emulator it works fine with APK been generate of 20 MB. During Xamarin since link is not set and…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
2,961 questions
asked 2024-05-17T11:30:03.5166667+00:00
Sumit Gupta 46 Reputation points
commented 2024-05-20T03:10:36.41+00:00
Leon Lu (Shanghai Wicresoft Co,.Ltd.) 69,311 Reputation points Microsoft Vendor
1 answer

Android Emulator waiting for debugger to attach in .net maui app

I upgraded my .net maui app from .net 7 to .net 8 and updated my nuget packages. I built the output solution but deployment was not successful as I had received the error message:- Xaml XC002 erro: Binding could be compiled if x:datatype is specified…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
2,961 questions
C#
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.
10,357 questions
asked 2024-05-11T02:31:41.49+00:00
wire_jp 206 Reputation points
answered 2024-05-20T03:09:57.92+00:00
wire_jp 206 Reputation points
1 answer

What's wrong with System.Diagnostics.EventLog?

Dear Community, I run into trouble... Situation: I created a WorkerService with VisualStudio 2022 based on .NET 6. To log all Informations I use the System.Diagnostics.EventLog Library. If I run the application in the command prompt everything works…

.NET
.NET
Microsoft Technologies based on the .NET software framework.
3,439 questions
asked 2024-05-17T15:38:29.7866667+00:00
Fabig, Richard 20 Reputation points
answered 2024-05-20T03:06:47.4033333+00:00
Jiale Xue - MSFT 35,556 Reputation points Microsoft Vendor
1 answer

Touch Events in .NET MAUI

Hi I'm working on a piano keyboard app in .NET MAUI, and I'm encountering an issue with implementing a specific feature. I want users to be able to slide their finger across the keys, triggering a note for each key they pass over. However, I'm only…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
2,961 questions
asked 2024-05-10T01:53:53.1+00:00
Yusuf 691 Reputation points
edited a comment 2024-05-20T03:04:04.15+00:00
Wenyan Zhang (Shanghai Wicresoft Co,.Ltd.) 26,946 Reputation points Microsoft Vendor