.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
4,035 questions
0 answers
Issues in release mode after upgrading to MAUI 9
After i upgrade from MAUI 8 to MAUI 9 , i face the following issues , I cannot have my target framework to net9.0-android35.0 but i could only use net9.0-android , i get the error as mentioned in the github link…
asked 2025-03-25T11:41:25.44+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(214.4, 39%, 30%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMS%3C/text%3E%3C/svg%3E)
Manickam, Suraj
320
Reputation points
edited the question 2025-03-26T00:47:01.79+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(310.4, 6%, 40%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ELL%3C/text%3E%3C/svg%3E)
Leon Lu (Shanghai Wicresoft Co,.Ltd.)
81,021
Reputation points Microsoft External Staff
0 answers
.Net MAUI app fails to deploy only to remote iPhone
I have a .Net Maui app (9.0.14) built in vs2022 (updated to 17.13.4 today) on WIndows 11 Pro, which works fine on local dev machine, in ios simulator, android simulator and windows machine. I'm frustrated that I can't get the app icon to display if I…
asked 2025-03-25T14:54:13.4066667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(160, 34%, 25%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAL%3C/text%3E%3C/svg%3E)
Adrian Lewis
20
Reputation points
edited the question 2025-03-26T00:46:43.6166667+00:00
Leon Lu (Shanghai Wicresoft Co,.Ltd.)
81,021
Reputation points Microsoft External Staff
0 answers
While releasing the build in iOS MAUI, app getting crash while opening the application
Exceptions occurs was Terminating app due to uncaught exception 'System.ArgumentNullException', reason: 'ArgumentNull_Generic Arg_ParamName_Name, provider (System.ArgumentNullException) at System.ThrowHelper.Throw(String ) at…
asked 2025-03-24T05:47:13.2566667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(307.2, 54%, 39%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJS%3C/text%3E%3C/svg%3E)
Jeyamani Sekar
20
Reputation points
commented 2025-03-26T00:46:20.57+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(22.400000000000002, 3%, 12%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EWZ%3C/text%3E%3C/svg%3E)
Wenyan Zhang (Shanghai Wicresoft Co,.Ltd.)
36,246
Reputation points Microsoft External Staff
2 answers
Tracing "SQLite error 19 foreign key constraint" down to what actually causes it?
See screenshots. How do you find out which entity or which record produces this error? Haven't found info in the Internet. Default and test data is added using FluentApi in the configuration classes. The database is EnsureDeleted() first, then when it's…
asked 2023-12-12T10:37:23.18+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(198.4, 9%, 29%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EM%3C/text%3E%3C/svg%3E)
MSCollege3000
185
Reputation points
edited an answer 2025-03-26T00:19:51.9833333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(217.60000000000002, 45%, 31%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EBN%3C/text%3E%3C/svg%3E)
Bill Neal
0
Reputation points
2 answers
How to connect ESPnow to C#
ESPnow is a protocol to connect one Espressif device to another over WiFi , such as ESP32 or ESP8266, WEMOS etc. the advantage is that it is not relying on local WiFi network, so no need to select a WiFi Network and register to it with a password. I…
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.
11,342 questions
.NET Internet of things
.NET Internet of things
.NET: Microsoft Technologies based on the .NET software framework.Internet of things: A concept that aims to extend the benefits of the regular internet, including constant connectivity, remote control ability, and data sharing, to goods in the physical world.
36 questions
asked 2021-01-13T10:50:58.357+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(137.6, 46%, 23%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EY%3C/text%3E%3C/svg%3E)
YigalB
1
Reputation point
answered 2025-03-25T23:52:22.3133333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(217.60000000000002, 66%, 31%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJS%3C/text%3E%3C/svg%3E)
José Simões
0
Reputation points MVP
2 answers
I get cswinrt.rsp exited with error code 1 when compiling for ios simulator
Building for local iOS iPhone is OK. Only fails when building for iOS simulator. Visual Studio is running on a PC and paired to a Mac. 1>EXEC : error : Path '18.2' is not a file or…
asked 2025-03-21T15:54:15.63+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(54.400000000000006, 80%, 15%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESB%3C/text%3E%3C/svg%3E)
Steve Brooke
40
Reputation points
answered 2025-03-25T23:14:32.2933333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(198.4, 18%, 29%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMW%3C/text%3E%3C/svg%3E)
Manodasan Wignarajah
11
Reputation points Microsoft Employee
1 answer
GetClientAccessToken request from Outlook is resulting in "Token retrieval is not supported for this organization." response along with error code ErrorForbiddenClientAccessTokenRequest.
I have an outlook addin which has 2 buttons. On clicking the buttons, GetClientAccessToken request is made by Outlook which is resulting in "Token retrieval is not supported for this organization." response along with error code…
.NET
.NET
Microsoft Technologies based on the .NET software framework.
4,104 questions
asked 2025-03-25T18:45:07.4633333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(240, 47%, 33%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EKC%3C/text%3E%3C/svg%3E)
Karthikeya Cresqa
0
Reputation points
answered 2025-03-25T19:19:08.3933333+00:00
Vahid Ghafarpour
22,455
Reputation points
1 answer
Issue with Project Reference
I am using visual studio 2022 with net9. C# unable to reference a class library project in another class library project. \Program Files\dotnet\sdk\9.0.201\Microsoft.Common.CurrentVersion.targets(2189,5): warning MSB9008: The referenced project…
.NET Training
.NET Training
.NET: Microsoft Technologies based on the .NET software framework.Training: Instruction to develop new skills.
24 questions
asked 2025-03-25T10:31:42.77+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(268.8, 84%, 36%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAB%3C/text%3E%3C/svg%3E)
Anil Babu Ravi
0
Reputation points
answered 2025-03-25T17:44:53.3433333+00:00
Anil Babu Ravi
0
Reputation points
0 answers
Maui app as exe - throw exception when installing on new machine
Hi, Maui app as exe - throw exception when installing on new machine. This the message I got: What do we miss ? Thanks,
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(108.80000000000001, 88%, 20%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ED%3C/text%3E%3C/svg%3E)
1 answer
SQLite Database Not Loading on iOS and Android with .NET MAUI but works with windows
Using Visual Studio 2022 preview with .NET 9 MAUI, there is an issue getting SQLite to work on iOS and Android. The code compiles for all maui platforms but does not load on the Android emulator or attached Iphone. It works on Windows without issues. I …
asked 2025-03-24T10:19:17.6133333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(28.799999999999997, 70%, 12%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMS%3C/text%3E%3C/svg%3E)
martin schneeberger
0
Reputation points
commented 2025-03-25T15:55:28.7866667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(211.20000000000002, 61%, 30%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EBS%3C/text%3E%3C/svg%3E)
Bruce (SqlWork.com)
73,101
Reputation points
1 answer
.NET Editor is not loading up in C# fundamentals course
.NET Editor is not loading up in C# fundamentals course. When i open c# certification from free codecamp one. xp and .net loader are not loading. please i need your help to fix it Link:…
.NET Training
.NET Training
.NET: Microsoft Technologies based on the .NET software framework.Training: Instruction to develop new skills.
24 questions
asked 2025-03-24T14:55:08.8066667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(182.40000000000003, 66%, 27%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EHV%3C/text%3E%3C/svg%3E)
HARSHA VARDHAN NAKKA
5
Reputation points
edited a comment 2025-03-25T14:37:21.7666667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(310.4, 98%, 40%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EK%3C/text%3E%3C/svg%3E)
Kay47
0
Reputation points
1 answer
Win32 internal error "Access is denied" 0x5 occurred while reading the console output buffer. Contact Microsoft Customer Support Services.
Hi, I‘m getting the following error while executing the "Invoke-WebRequest" command over "ssh.exec()": Win32 internal error "Access is denied." 0x5 occurred while reading the console output buffer. Contact Microsoft Customer…
.NET Training
.NET Training
.NET: Microsoft Technologies based on the .NET software framework.Training: Instruction to develop new skills.
24 questions
asked 2025-03-25T06:31:29.8566667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(163.2, 20%, 25%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMM%3C/text%3E%3C/svg%3E)
Mohammed, Mohd Faizal
0
Reputation points
edited an answer 2025-03-25T12:26:26.4666667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(70.4, 11%, 16%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EPM%3C/text%3E%3C/svg%3E)
Pradeep M
6,655
Reputation points Microsoft External Staff
2 answers
In Blazor Server App, getting 404 error on page refresh
I am working on a Blazor server app with ASP.NET Core MVC and MudBlazor for design. My panel pages are in a PanelProject. I face the following issues: Whenever I try to refresh a page, I get a 404 error. Sometimes, I get a 403 error without knowing…
1 answer
One of the answers was accepted by the question author.
WARNING MVVMTK0045
Both with net8.0 and net9.0, at times I have a warning MVVMTK0045. Following the instructions in the relevant documentation https://learn.microsoft.com/en-us/dotnet/communitytoolkit/mvvm/generators/errors/mvvmtk0045 does not clear the issue - on the…
asked 2025-03-21T09:15:06.2+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(256, 73%, 34%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EGS%3C/text%3E%3C/svg%3E)
Giorgio Sfiligoi
366
Reputation points
accepted 2025-03-25T11:40:52.9366667+00:00
Giorgio Sfiligoi
366
Reputation points
1 answer
"Missing Info.plist value. The Info.plist key 'BGTaskSchedulerPermittedIdentifiers' must contain a list of identifiers used to submit and handle tasks when 'UIBackgroundModes' has a value of 'processing'
I am trying to upload my maui ios app on transporter and getting this error: what i have tried so far is <key>BGTaskSchedulerPermittedIdentifiers</key> <array> <string>$(PRODUCT_BUNDLE_IDENTIFIER)</string> …
asked 2025-03-19T06:04:54.2266667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(51.2, 18%, 14%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAR%3C/text%3E%3C/svg%3E)
Aayush Rawat
0
Reputation points
commented 2025-03-25T09:47:32.06+00:00
Wenyan Zhang (Shanghai Wicresoft Co,.Ltd.)
36,246
Reputation points Microsoft External Staff
1 answer
flipping card update
I have my card using CommunityToolkit.Mvvm.Messaging; using System.Diagnostics; namespace LiveTileControl.Controls { public partial class LiveTileControl : ContentView { private bool _isFlipping; private bool _isDataAvailable; //…
asked 2025-03-12T23:15:05.47+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(115.19999999999999, 28.999999999999996%, 21%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EEG%3C/text%3E%3C/svg%3E)
Eduardo Gomez Romero
1,355
Reputation points
commented 2025-03-25T09:29:22.5766667+00:00
Wenyan Zhang (Shanghai Wicresoft Co,.Ltd.)
36,246
Reputation points Microsoft External Staff
1 answer
One of the answers was accepted by the question author.
How to enable typing and search functionality inside a Picker in .NET MAUI?
How to enable typing and search functionality inside a Picker in .NET MAUI?
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(188.79999999999998, 4%, 28%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EB%3C/text%3E%3C/svg%3E)
1 answer
MAUI Map is opening Apple Maps by default in IOS if Apple Maps installed else throwing error even though Google Maps is installed, How to display installed map supported application options like Google Maps, ola, uber etc?
await Map.OpenAsync(placeMark); is opening Apple Maps by default in iOS physical device. If Apple Maps is not there, it is showing an error message in iOS I would like to show all the installed maps supported application list from below like google…
asked 2025-03-01T05:10:30.3133333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(214.4, 91%, 30%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ERP%3C/text%3E%3C/svg%3E)
RaviKiran P
0
Reputation points
commented 2025-03-25T08:40:02.9933333+00:00
Wenyan Zhang (Shanghai Wicresoft Co,.Ltd.)
36,246
Reputation points Microsoft External Staff
3 answers
BlazorWebAppEntra .net9 sample app resets back to Home page
Download the BlazorWebAppEntra .net9 sample and create the app in Azure Entra with the other setup that you need to do in Azure. When you are able to login using Azure Entra into you Blazor Web App login click the Weather link in the Nav bar. You will…
asked 2025-03-23T10:41:07.2666667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(230.39999999999998, 60%, 32%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESD%3C/text%3E%3C/svg%3E)
Saeed Dudhia
0
Reputation points
commented 2025-03-25T08:36:11.3366667+00:00
Saeed Dudhia
0
Reputation points
1 answer
One of the answers was accepted by the question author.
pick appropriate .json data in Tab (ShellContext)
As a senior+ hobby developer I'm stuck. I know - whoever helps - this is not what this GitHub forum is for and, I know, this is an imposition! Anyway, hopefully somebody has some time and is willing to help, thank you. my APP:…
asked 2025-03-12T09:25:58.7233333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(268.8, 94%, 36%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EEK%3C/text%3E%3C/svg%3E)
Eduard Kaufmann
311
Reputation points
accepted 2025-03-25T06:32:31.8433333+00:00
Eduard Kaufmann
311
Reputation points