4,158 questions with Developer technologies | .NET | .NET MAUI tags

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

Push Notification Icon Color Issue in .NET MAUI Local Notifications

I have implemented push notifications using LocalPushNotification in my .NET MAUI app. I'm setting the small icon using: .SetSmallIcon(Resource.Drawable.ic_push_notification_solid) The issue is that the icon is displayed in gray instead of its…

Developer technologies | .NET | .NET MAUI
asked 2025-05-19T18:33:04.48+00:00
Omkar Pawar 235 Reputation points
commented 2025-07-03T08:56:21.3066667+00:00
Omkar Pawar 235 Reputation points
1 answer

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
asked 2025-05-14T12:32:14.0833333+00:00
Blaise-1597 41 Reputation points
answered 2025-07-03T08:16:54.2166667+00:00
Michael Le (WICLOUD CORPORATION) 150 Reputation points Microsoft External Staff
0 answers

Azure DevOps publish fails for MAUI.NET iOS

This is part of my Azure Pipeline:        - task: Bash@3             displayName: Install MAUI             inputs:               targetType: 'inline'               script: |                 dotnet workload update                 dotnet workload install…

Developer technologies | .NET | .NET MAUI
asked 2025-07-02T20:42:25.2366667+00:00
Milad Xandi 0 Reputation points
0 answers

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
asked 2025-07-01T20:56:04.42+00:00
Eduardo Gomez 3,671 Reputation points
commented 2025-07-02T18:00:22.5066667+00:00
Viorel 122.6K Reputation points
1 answer One of the answers was accepted by the question author.

OneWay Data Binding Between 2 Content Views not working

I've setup 2 ContentViews: NewContent1.xaml and ChildContentView.xaml using .NET 9. I've added <MauiEnableXamlCBindingWithSourceCompilation>true</MauiEnableXamlCBindingWithSourceCompilation> to my Project Properties. I'm binding a string…

Developer technologies | .NET | .NET MAUI
asked 2025-07-01T14:04:57.5433333+00:00
krobine-2778 20 Reputation points
commented 2025-07-02T14:48:28.8933333+00:00
krobine-2778 20 Reputation points
0 answers

I keep receiving The parameter is incorrect. Assets/Fonts/Segoe UI.otf is not a valid absolute URI. on Maui WinUI app

I keep receiving The parameter is incorrect. Assets/Fonts/Segoe UI.otf is not a valid absolute URI. on Maui WinUI app, eventhough I don't use this font anywhere and only Sentry seems to find this error. However this error occurs constantly and…

Developer technologies | .NET | .NET MAUI
asked 2025-05-20T14:14:39.6333333+00:00
Hristov, Marian 0 Reputation points
commented 2025-07-02T10:06:45.6233333+00:00
Moose 0 Reputation points
0 answers

how to capture and transform to h264 in .net android?

I am using .net android and I want to capture and transform to h264. I searched that I should start mediaProjection and use a foreground service but i still can not do it. please tell me.

Developer technologies | .NET | .NET MAUI
asked 2025-07-02T08:41:51.13+00:00
mc 5,431 Reputation points
1 answer One of the answers was accepted by the question author.

alignment in chat app

I am doing a chat app with Maui, but I need help with alignment <ContentView x:Class="FireChat.Controls.ChatView" xmlns="http://schemas.microsoft.com/dotnet/2021/maui" …

Developer technologies | .NET | .NET MAUI
asked 2025-05-29T12:52:16.78+00:00
Eduardo Gomez 3,671 Reputation points
accepted 2025-07-01T20:35:05.1066667+00:00
Eduardo Gomez 3,671 Reputation points
0 answers

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
asked 2025-07-01T11:10:22.8633333+00:00
Marc George 191 Reputation points
commented 2025-07-01T11:29:13.61+00:00
Marc George 191 Reputation points
2 answers

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
asked 2025-06-16T22:02:23.6333333+00:00
Onyango, David 31 Reputation points
edited an answer 2025-07-01T07:48:05+00:00
Tony Dinh (WICLOUD CORPORATION) 0 Reputation points Microsoft External Staff
1 answer

MAUI app crash when execute BindableLayout.SetItemsSource with visual studio 2022 17.14.7

After the command BindableLayout.SetItemsSource(FlexLayout, IEnumerable) in DEBUG environment and WinUI it gives the error: System.ArgumentOutOfRangeException in System.Private.CoreLib.dll Exception thrown: 'System.Reflection.TargetInvocationException'…

Developer technologies | .NET | .NET MAUI
asked 2025-06-30T10:33:22.18+00:00
Anton Moroder 0 Reputation points
commented 2025-06-30T13:16:47.1766667+00:00
Anton Moroder 0 Reputation points
2 answers One of the answers was accepted by the question author.

How to improve tapping feedback in Maui

Hello. Please. how to improve the feedback of tap recognize on a label of one character because the tapping area is small the tapping feedback is lower. In my app I have a grid row with 10 columns and in each grid cell I have a one character label with…

Developer technologies | .NET | .NET MAUI
asked 2025-06-11T07:37:38.9933333+00:00
Haviv Elbsz 2,091 Reputation points
accepted 2025-06-30T12:43:50.61+00:00
Haviv Elbsz 2,091 Reputation points
3 answers

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
asked 2025-06-19T18:04:33.4433333+00:00
Eren Çam 5 Reputation points
edited an answer 2025-06-30T10:27:21.38+00:00
Tony Dinh (WICLOUD CORPORATION) 0 Reputation points Microsoft External Staff
1 answer One of the answers was accepted by the question author.

Maui toolkit popup window size controling

Hello all. I built a toolkit popup according the Microsoft doc. and I want that the width of the popup window to fill the screen width. How I do that. I tried horizontal option fill but that's not working. Thank you very much

Developer technologies | .NET | .NET MAUI
asked 2023-08-24T14:03:14.2+00:00
Haviv Elbsz 2,091 Reputation points
edited a comment 2025-06-26T04:40:07.9466667+00:00
shalin 0 Reputation points
2 answers

Why Can't I Choose AnyCPU as Platform Target in MAUI Project Properties?

When I try to choose AnyCPU as Platform Target for a MAUI project, the drop-down list returns back to ARM64. What is, therefore, enforcing the ARM64 choice for the project? Visual Studio Version: 17.6.4 .NET SDK Version: 7.0.400-preview.23274.1 .NET…

Developer technologies | .NET | .NET MAUI
Developer technologies | C#
asked 2023-06-29T06:46:33.4066667+00:00
dg2k 1,416 Reputation points
commented 2025-06-26T03:08:12.1633333+00:00
Saideep Anchuri 9,500 Reputation points Microsoft External Staff Moderator
3 answers One of the answers was accepted by the question author.

.Net Maui Shell navigation, is it possible to keep previouse page state as in NavigationPage (old way)?

I have a listing page with a CollectionView control, when item clicked it opens a details page, when back button pressed on details page, i lose the scoll position on listing page! With Shell navigation the previouse page is rerendered everytime we back…

Developer technologies | .NET | .NET MAUI
asked 2023-11-22T11:14:54.47+00:00
Shaher A 30 Reputation points
accepted 2025-06-25T08:21:14.1333333+00:00
Shaher A 30 Reputation points
0 answers

your system is getting an error exporting cert

I am trying to export an app certificate and your system keeps giving an error

Developer technologies | .NET | .NET MAUI
asked 2025-06-24T16:58:52.6766667+00:00
Paul Jaramillo 0 Reputation points
1 answer

MAUI: Rebuild Error: Type androidx.collection.ArrayMapKt is defined multiple times

I am getting below error when rebuilding in release mode: 1>MSBUILD : java.exe error JAVA0000: Error in…

Developer technologies | .NET | .NET MAUI
asked 2025-05-21T11:53:58.3166667+00:00
Sreejith Sreenivasan 1,001 Reputation points
answered 2025-06-24T08:36:42.3266667+00:00
Mathieu Jacquinot 1 Reputation point
2 answers

Severity Code Description Project File Line Suppression State Error MSB4100 Expected "$([System.String]::Copy('%(Identity)').EndsWith('.resources.dll'))" to evaluate to a boolean instead of "$([System.String]::Copy('C:\Users\tarek\OneDrive\Desktop\StoreAp

Severity Code Description Project File Line Suppression State Error MSB4100 Expected "$([System.String]::Copy('%(Identity)').EndsWith('.resources.dll'))" to evaluate to a boolean instead of…

Developer technologies | ASP.NET | ASP.NET Core
Developer technologies | .NET | Blazor
Developer technologies | .NET | .NET MAUI
asked 2024-05-08T03:16:48.12+00:00
م.طارق علي 5 Reputation points
commented 2025-06-24T06:58:08.4766667+00:00
Danny Nguyen (WICLOUD CORPORATION) 250 Reputation points Microsoft External Staff
1 answer

is there a path algorithm?

I am using .net android and I want to ask that is there any path algorithm? I have 3 line intersected I want to find a way from A to B and remove the other line

Developer technologies | .NET | .NET MAUI
asked 2025-06-23T12:38:05.5633333+00:00
mc 5,431 Reputation points
commented 2025-06-24T01:56:02.7833333+00:00
Bruce (SqlWork.com) 77,851 Reputation points Volunteer Moderator