3,942 questions with .NET MAUI tags

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.NET MAUI HTML Circles

Here is the code to create Venn Diagrams, I want A-B in B-A A ∩ B IN Intersecting circles. A-B 1,2 in purple B-A 5 in brown A ∩ B muddy in 3,4 The intersecting circles can be enlarged @page "/Venn" <PageTitle>Set…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,942 questions
asked 2025-02-21T19:05:31.2066667+00:00
Kalyan A 360 Reputation points
commented 2025-02-21T19:34:56.5633333+00:00
Kalyan A 360 Reputation points
0 answers

Is there a sample MAUI application to call c/c++ libraries that can be built from Windows and used on Windows, iOS and Android?

I am trying to convert my Xamarin.Forms mobile applications to MAUI. My applications depend on C libraries developed by government agencies (NOAA and USNO). For Xamarin.Forms I found a very good example for building a NuGet package from C library code…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,942 questions
asked 2025-02-21T16:50:34.97+00:00
Brian Johnson 0 Reputation points
1 answer One of the answers was accepted by the question author.

Is there a sample MAUI application to call c++ libarary

I have a cross-platform library written with C++, I use this library to create model and display it with OpenGL. Now I'd like to choose MAUI to create a desktop application and call above library to complete interactions. Now I need a sample for…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,942 questions
C++
C++
A high-level, general-purpose programming language, created as an extension of the C programming language, that has object-oriented, generic, and functional features in addition to facilities for low-level memory manipulation.
3,860 questions
asked 2022-06-13T02:36:40.78+00:00
Yang Yang 46 Reputation points
edited a comment 2025-02-21T15:44:16.8666667+00:00
Brian Johnson 0 Reputation points
0 answers

struggling to make my Data Model known

I'm stuck to make my 'Data Model: RandoPro.cs' known to my 'DetailsPage.xaml'. In global using I declare 'RandoPro.Models' . I already use the very same Data Model in e.g. MainPage.xaml; using 'Name'! In 'DetailsPage.xaml' I get below error: Binding:…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,942 questions
asked 2025-02-21T14:21:40.2833333+00:00
Eduard Kaufmann 231 Reputation points
commented 2025-02-21T14:28:56.4333333+00:00
Eduard Kaufmann 231 Reputation points
2 answers One of the answers was accepted by the question author.

Maui: Image not displayed

Hi, in the process of migrating the data input from 'data.cs' to 'data.json' I'm stuck ... or, as a senior hobby developer just not experienced enough. Thanks for your time, help and advice. On GIT I have two sites (both are public) 1st App RandoCS:…

Visual Studio
Visual Studio
A family of Microsoft suites of integrated development tools for building applications for Windows, the web and mobile devices.
5,447 questions
.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,942 questions
asked 2025-02-17T14:55:33.3466667+00:00
Eduard Kaufmann 231 Reputation points
commented 2025-02-21T14:11:06.13+00:00
Eduard Kaufmann 231 Reputation points
1 answer One of the answers was accepted by the question author.

Unique ID of MAUI device

Hello IT gurus I need some unique identifier of MAUI device (platforms: iPhone/Windows/Android/Tizen/MacCatalyst...) like MAC address of device, whatever... I want answer on this question: Is it the first (self) app instalation on this device? Yes/No…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,942 questions
asked 2025-02-20T10:00:22.5+00:00
Wheelstring 170 Reputation points
accepted 2025-02-21T11:12:10.5866667+00:00
Wheelstring 170 Reputation points
1 answer

How to fix Expand and Collapse issue of CollectionView control on MAC?

Hello, Application is developed in .Net MAUI and supporting both platforms , MacOS and Windows. On MAC 14.2 and 15.3, I am using CollectionView to display list of items and on clicking ImageButton of type 'ActivityStep', we are setting IsVisible =…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,942 questions
asked 2025-02-11T07:28:09.5233333+00:00
Chaitrali Joshi 0 Reputation points
answered 2025-02-21T11:01:25.76+00:00
Chaitrali Joshi 0 Reputation points
1 answer

Maui version 9.0.30

Hi, Maui version 9.0.30 does not come with Visual Studio updates, I have to manually set it to the project. <ItemGroup> <PackageReference Include="Microsoft.Maui.Controls" Version="9.0.30" /> Can you explain this ? …

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,942 questions
asked 2025-02-21T07:43:57.16+00:00
Dani_S 4,091 Reputation points
commented 2025-02-21T09:48:14.7266667+00:00
Dani_S 4,091 Reputation points
0 answers

GeneralParamError from InputAudioQueue.Start()

var bytesPerFrame = 1 * sizeof(short); var description = new AudioStreamBasicDescription() { Format = AudioFormatType.LinearPCM, SampleRate = 16000, ChannelsPerFrame = 1, BitsPerChannel = 16, FormatFlags =…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,942 questions
asked 2025-02-17T11:52:17.6933333+00:00
Kolade Otegbade 0 Reputation points
edited the question 2025-02-21T07:59:26.6433333+00:00
Kolade Otegbade 0 Reputation points
0 answers

.NET MAUI C# "UnhandledException". I comment all my code, but project still call that "UnhandledException"

p.s. I am beginner! I could make commit to GitHub where all code is commented, But I don't want to do it. It all the same doesn't work. I leave it here: https://github.com/SaveGex/SpellCheck If someone can explain it me such how I can understand it I…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,942 questions
asked 2025-02-19T22:49:57.09+00:00
Євгеній Алексєєв 5 Reputation points
commented 2025-02-21T05:12:38.93+00:00
khompitoon-0196 0 Reputation points
1 answer

How to draw the path as imaged attached

Need to draw the path as shown in the image in .NET Maui, it was implemented in Xamarin forms while converting to MAUI path are not creating same as Xamarin forms used same coordinates to create the path, please help us to create the path. It was…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,942 questions
asked 2025-02-05T08:28:48.0533333+00:00
Jeyamani Sekar 0 Reputation points
commented 2025-02-21T03:01:12.55+00:00
Yonglun Liu (Shanghai Wicresoft Co,.Ltd.) 48,581 Reputation points Microsoft Vendor
1 answer

Excel is not visible for Android

Hello, I have created a test project to show Excel using web view. Here is the GitHub URL TestWebVeiw. I am trying to open the Excel file using WebView. The Excel is visible on the iPhone, but it shows a blank page when I try to run it on Android. I…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,942 questions
asked 2025-02-18T11:11:24.62+00:00
Chinmay Dole 200 Reputation points
commented 2025-02-21T02:11:06.43+00:00
Yonglun Liu (Shanghai Wicresoft Co,.Ltd.) 48,581 Reputation points Microsoft Vendor
0 answers

. net maui uses Microsoft Data.SqlClients encountered an exception when directly connecting to SQL Server

Microsoft.Data.SqlClient.SqlException (0x80131904): Successfully established a connection with the server, but an error occurred during the login process。 (provider: TCP provider, error: 0 - Success) HttpClient can be accessed normally SQL Server has not…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,942 questions
asked 2025-02-21T00:38:46.83+00:00
文虎 樊 0 Reputation points
edited a comment 2025-02-21T02:10:04.0833333+00:00
Yonglun Liu (Shanghai Wicresoft Co,.Ltd.) 48,581 Reputation points Microsoft Vendor
1 answer One of the answers was accepted by the question author.

.NET MAUI Android - System.PlatformNotSupportedException

Hi, I'am trying to run my .NET MAUI project on Android, but I'm getting the following error: System.PlatformNotSupportedException Message=Operation is not supported on this platform. Here is the project link: …

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,942 questions
asked 2025-02-19T18:47:54.31+00:00
Yusuf-3141 70 Reputation points
accepted 2025-02-20T10:24:24.9466667+00:00
Yusuf-3141 70 Reputation points
2 answers

Integrating Azure Key Vault in .NET MAUI Application

I want to integrate Azure Key Vault into my .NET MAUI application to store secrets. Can you suggest the best way to do this.? Additionally, we are also utilizing REST APIs in the app. Please guide me on how to securely integrate Key Vault and manage…

Azure Key Vault
Azure Key Vault
An Azure service that is used to manage and protect cryptographic keys and other secrets used by cloud apps and services.
1,381 questions
.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,942 questions
asked 2025-02-12T13:28:32.89+00:00
Vaibhav Methuku 80 Reputation points
commented 2025-02-20T04:43:50.1333333+00:00
Chaithra E 480 Reputation points Microsoft Vendor
2 answers

Ram consuption above Threshold

Hi, In maui version 8 there is a problem when moving pages the memory not release. I would like to ask how to observe the RAM and if it pass threshold x it will be presanted in UI label in red color, otherwise in green color. Use MVVM…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,942 questions
asked 2025-02-12T10:20:18.47+00:00
Dani_S 4,091 Reputation points
commented 2025-02-20T02:38:54.9766667+00:00
Wenyan Zhang (Shanghai Wicresoft Co,.Ltd.) 35,831 Reputation points Microsoft Vendor
1 answer

Maui tells me I have a problem but surely it could narrow it down

In my Maui app, I get the message: [0:] Microsoft.Maui.Controls.Element: Warning: Microsoft.Maui.Controls.Label is already a child of Microsoft.Maui.Controls.Grid. Remove Microsoft.Maui.Controls.Label from Microsoft.Maui.Controls.Grid before adding to…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,942 questions
asked 2023-09-05T17:23:09.5+00:00
WillAutioItrax 201 Reputation points
answered 2025-02-20T02:37:45.22+00:00
Bill Fulton 6 Reputation points
1 answer

Dynamically Setting WebView Height in .NET MAUI for Varying HTML Content on iOS Platform

I am using a custom WebView in my .NET MAUI application to display dynamic HTML content on iOS. The HTML content changes daily, and I need to adjust the height of the WebView accordingly. Custom WebView Renderer (iOS) Here’s my custom WebViewRenderer…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,942 questions
asked 2025-02-19T06:38:28.09+00:00
Sreejith Sreenivasan 941 Reputation points
edited an answer 2025-02-19T22:42:01.01+00:00
Bruce (SqlWork.com) 71,686 Reputation points
1 answer

.Net Maui ArgumentException: 'An item with the same key has already been added. Key: Microsoft.Maui.Controls.BindableProperty' - What does that mean?

I'm really at a loss here. I'm working on a .Net Maui Application (.Net 8.0) for Android and iOS for work. When I open a specific page I sometimes (like, maybe 1 out of 6-10 times) get an Error with this message: "System.ArgumentException: 'An item…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,942 questions
asked 2024-08-07T11:49:35.9666667+00:00
Fredrik Vestergaard 10 Reputation points
answered 2025-02-19T12:46:07.23+00:00
Nick Kovalsky 0 Reputation points
0 answers

[MAUI][iOS] Library not loaded: @rpath/libHarfBuzzSharp.framework/libHarfBuzzSharp after updated to .NET 9.0

I'm encountering a runtime error on iOS when running my .NET MAUI application after updated net from 8.0 to 9.0. Library not loaded: @rpath/libHarfBuzzSharp.framework/libHarfBuzzSharp Environment Details: .NET MAUI Version: 9.0 iOS Version: 18.2 …

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
3,942 questions
asked 2025-02-14T04:20:44.43+00:00
Thinh NPD 40 Reputation points
commented 2025-02-19T05:46:19.6366667+00:00
Wenyan Zhang (Shanghai Wicresoft Co,.Ltd.) 35,831 Reputation points Microsoft Vendor