3,768 questions with .NET MAUI tags

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Windows Surface Laptop 7 (ARM) - VS 2022 17.12.3 - MAUI - Hot Restart iOS - Object reference not set to an instance of an object.

Hello - going a bit kookoo here. Working on a MAUI app, not updated to 9 yet. It debugs, builds and can push to test group in Google Play Store. I'll preface all this next bit with this... I was not able to test at all on a physical usb connected iOS…

Visual Studio
Visual Studio
A family of Microsoft suites of integrated development tools for building applications for Windows, the web and mobile devices.
5,316 questions
.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,768 questions
asked 2024-12-23T03:48:52.1833333+00:00
Christopher Meehan 0 Reputation points
commented 2024-12-28T14:47:35.74+00:00
Christopher Meehan 0 Reputation points
1 answer One of the answers was accepted by the question author.

Custom Webview Renderer in MAUI iOS

In Xamarin forms we are using custom WebView renderer for iOS. using System; using Dev.Controls; using Dev.iOS.Controls; using Foundation; using UIKit; using WebKit; using Xamarin.Forms; using Xamarin.Forms.Platform.iOS; [assembly:…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,768 questions
asked 2024-02-12T07:45:48.9466667+00:00
Bhuwan 736 Reputation points
edited a comment 2024-12-28T09:06:23.15+00:00
Swagatika Dash 0 Reputation points
1 answer

How can I find the cause of a crash in the TestFlight Crash-Feedback?

I have downloaded and installed my app from TestFlight on my iPad but shortly after opening the app always crashes. In App Store Connect there are a few crash feedbacks. I have opened them in Xcode but I don't know how to find the problem in the crash…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,768 questions
asked 2024-12-27T13:49:21.91+00:00
Kim Strasser 1,201 Reputation points
answered 2024-12-27T18:46:22.26+00:00
Bruce (SqlWork.com) 68,716 Reputation points
1 answer One of the answers was accepted by the question author.

Android Apk not installed

dotnet publish -f:net9.0-android -c:Release /p:AndroidSigningKeyPass=math@24 /p:AndroidSigningStorePass=math@24 When I try to install apk file "on my Android phone I get below error "App not installed as app isnt compatible with your…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,768 questions
asked 2024-12-23T21:42:31.97+00:00
Kalyan A 355 Reputation points
accepted 2024-12-27T13:24:31.54+00:00
Kalyan A 355 Reputation points
1 answer One of the answers was accepted by the question author.

Uploading .ipa file to App Store Connect is not working. Asset validation failed (90046)

I have updated my Xcode version on my Mac. Then I have downloaded the Transporter app on macOS and I have copied my .ipa file from my Windows device to my Mac and drag&drop the file in Transporter. But I get this error in Transporter when I upload it…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,768 questions
asked 2024-12-26T13:04:36.2466667+00:00
Kim Strasser 1,201 Reputation points
commented 2024-12-27T11:08:59.07+00:00
Kim Strasser 1,201 Reputation points
1 answer One of the answers was accepted by the question author.

How can I create and upload an iOS-Build from Visual Studio to App Store TestFlight?

I had already created an application on App Store Connect some time ago and I had uploaded an iOS-Build in TestFlight. The iOS-Build expired and I want to upload a new iOS-Build. I had created my first iOS-Build on a macOS device. I switched from macOS…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,768 questions
asked 2024-12-18T13:12:18.1566667+00:00
Kim Strasser 1,201 Reputation points
accepted 2024-12-27T11:06:19.48+00:00
Kim Strasser 1,201 Reputation points
0 answers

Time Picker Focus and UnFocus is not working

Hello, There is a known issue for DatePicker focus unfocus not working on .NET MAUI 8 Android. The below code helped me to solve the date picker issue:- private DatePickerDialog mDialog; protected override DatePickerDialog…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,768 questions
asked 2024-12-27T08:55:24.1366667+00:00
Chinmay Dole 200 Reputation points
edited the question 2024-12-27T10:53:20.9633333+00:00
Chinmay Dole 200 Reputation points
2 answers

Catch runtime error inside MAUI application on Android mobile (not emulator)

Hello all I have a tested MAUI application and run perfect in Android emulator (all functions) When I deploy application to the store (AAB) and download it to the mobile for internal testing, firstly run OK but when I tap on the screen app crash. Do you…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,768 questions
asked 2024-12-09T14:27:04.7566667+00:00
Wheelstring 150 Reputation points
answered 2024-12-27T09:28:18.8933333+00:00
Wheelstring 150 Reputation points
1 answer

How to run maui app as admininstrator after deployment as unpacakged(exe)

Hi, How I run maui app on windows 8 as admin after deployment as unpcakaged (exe). This deployment command. dotnet publish -f net8.0-windows10.0.19041.0 -c Release /p:AppxPackageSigningEnabled=true…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,768 questions
asked 2024-12-25T14:10:44.66+00:00
Dani_S 3,891 Reputation points
commented 2024-12-27T07:38:41.6+00:00
Dani_S 3,891 Reputation points
1 answer

can the ios be same with android to the keyboard?

if I focus an entry the keyboard will appear. and then the page is resized so the keyboard will not cover the entry. I do not want it be like that. I know how to set to Resize according…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,768 questions
asked 2024-12-26T10:13:30.1133333+00:00
mc 4,981 Reputation points
answered 2024-12-27T07:04:49.34+00:00
Wenyan Zhang (Shanghai Wicresoft Co,.Ltd.) 33,836 Reputation points Microsoft Vendor
1 answer

How to Enable Zoom Feature for BlazorWebView MAUI Hybrid on Android?

Hello, I am working on a project using .NET MAUI with Blazor Hybrid. I want to enable the zoom feature (pinch-to-zoom and double-tap-to-zoom) for the BlazorWebView when running on an Android device. Currently, the content in the BlazorWebView is not…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,768 questions
asked 2024-12-07T17:00:11.6933333+00:00
Thinh Do 0 Reputation points
edited the question 2024-12-27T06:25:10.4266667+00:00
Zhi Lv - MSFT 32,736 Reputation points Microsoft Vendor
1 answer

What is alternative of App center as it is going to deprecate by March 31, 2025?

I am using App Center Analytics, App Center Crashlytics, and App Center Distribution for my .NET MAUI application. Are there any alternative options available for all three of these services? If so, which ones are considered good alternatives? App…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,768 questions
asked 2024-12-24T10:35:22.9566667+00:00
Shingala A 25 Reputation points
commented 2024-12-27T03:06:25.5633333+00:00
Yonglun Liu (Shanghai Wicresoft Co,.Ltd.) 46,281 Reputation points Microsoft Vendor
1 answer

convert xamarin rerender to maui handler

i have trouble migrating xamarin rerender to maui handler. Here's the code [assembly: ExportRenderer(typeof(CustomNavigationPage), typeof(CustonNavigationRenderer))] namespace Test.App.Business { public class CustomNavigationRenderer :…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,768 questions
asked 2024-12-23T04:30:38.4966667+00:00
Thinh NPD 40 Reputation points
commented 2024-12-27T01:42:23.6266667+00:00
Yonglun Liu (Shanghai Wicresoft Co,.Ltd.) 46,281 Reputation points Microsoft Vendor
1 answer One of the answers was accepted by the question author.

Visual Studio doesn´t display my Apple provisioning profiles

I have an Apple Developer Individual account and I already use Visual Studio some time to debug my iOS application on my iPad. Now I wanted to download my Apple Distribution provisioning profile in Visual Studio but nothing is displayed: I have the…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,768 questions
asked 2024-12-19T11:23:02.5733333+00:00
Kim Strasser 1,201 Reputation points
accepted 2024-12-26T09:33:04.53+00:00
Kim Strasser 1,201 Reputation points
0 answers

Windows build compilation issue in the MAUI app using .NET 9

The windows project is not getting compiled and it can reproduced using the following steps   Create a new MAUI project. Add a NuGet package reference to Microsoft.Identity.Client.Desktop: <PackageReference…

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.
5,655 questions
.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,768 questions
asked 2024-12-26T06:59:21.4466667+00:00
Manishk_Optimus 1 Reputation point
commented 2024-12-26T08:34:16.44+00:00
Yonglun Liu (Shanghai Wicresoft Co,.Ltd.) 46,281 Reputation points Microsoft Vendor
1 answer One of the answers was accepted by the question author.

FirebaseApp Initialization Error in MAUI .NET 8

Hello, I am encountering an issue with initializing Firebase in my MAUI Android and iOS projects. The error message I am receiving on Android is: [mono-rt] [ERROR] FATAL UNHANDLED EXCEPTION: Java.Lang.IllegalStateException: Default FirebaseApp is not…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,768 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.
11,157 questions
asked 2024-12-24T11:32:28.0366667+00:00
Omkar Pawar 40 Reputation points
accepted 2024-12-25T12:36:51.4666667+00:00
Omkar Pawar 40 Reputation points
1 answer

Smooth Transition Between Pages with and Without Navigation Bars in MAUI

In a .NET MAUI application, I have a scenario where I'm navigating from a page without a navigation bar (NavigationPage.SetHasNavigationBar(this, false)) to a page that includes a navigation bar. During the transition, the appearance of the navigation…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,768 questions
asked 2024-12-21T03:45:45.4933333+00:00
Thinh NPD 40 Reputation points
commented 2024-12-25T08:09:18.4+00:00
Yonglun Liu (Shanghai Wicresoft Co,.Ltd.) 46,281 Reputation points Microsoft Vendor
0 answers

Issue with TabbedPageRenderer Causing IconImageSource to Disappear on CurrentPageChanged Event

I am experiencing an issue with the custom implementation of TabbedPageRenderer in .NET MAUI. When the CurrentPageChanged event is invoked, the IconImageSource for the tabs intermittently disappears. This behavior seems related to how the renderer…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,768 questions
asked 2024-12-25T04:12:13.8466667+00:00
Thinh NPD 40 Reputation points
commented 2024-12-25T06:19:08.6133333+00:00
Yonglun Liu (Shanghai Wicresoft Co,.Ltd.) 46,281 Reputation points Microsoft Vendor
1 answer

face registration and face authentication

hello, I am developing a app in .NETMaui. I am searching for a way where I can create a database for faces with face registration(taking picture of left profile, right profile and front face) and save it. Authenticate the user using this face database…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,768 questions
asked 2024-12-18T12:16:22.29+00:00
Pearl 61 Reputation points
commented 2024-12-25T02:57:17.2+00:00
Yonglun Liu (Shanghai Wicresoft Co,.Ltd.) 46,281 Reputation points Microsoft Vendor
1 answer

VS2022 Publish is disabled

I am trying to create msix file for Windows but Publish is disabled please suggest.publish.gif I am using VS 2022 and recently upgraded. Thanks, Kalyan

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,768 questions
asked 2024-12-19T19:47:36.7166667+00:00
Kalyan A 355 Reputation points
commented 2024-12-25T01:30:46.9133333+00:00
Leon Lu (Shanghai Wicresoft Co,.Ltd.) 77,806 Reputation points Microsoft Vendor