Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,289 questions
3 answers
Xamarin navigate to page throws "Object reference not set to an instance of an object."
I'm trying to navigate and pass data to an edit page when I select a row. I select a row in the checklistpage and what to pass that rows data to the treeinfopage. (has two points of entry 1 from menu and 1 from ChecklistPage) the page structures are as…
Xamarin
Visual Studio
Visual Studio
A family of Microsoft suites of integrated development tools for building applications for Windows, the web and mobile devices.
4,575 questions
asked 2024-04-10T23:23:39.3666667+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(288, 8%, 37%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ET%3C/text%3E%3C/svg%3E)
tim
40
Reputation points
commented 2024-04-19T00:40:40.87+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.)
68,016
Reputation points Microsoft Vendor
0 answers
FCM V1 notifications are not delivered from Azure Notification Hub
I am following this Microsoft Guide to migrate from GCM/FCM notifications to FCM v1. From the guide, I - Configured the Firebase Service Account Credentials in Azure Notification Hub Updaeted backend and app (Xamarin) to use FCM v1 platform during…
asked 2024-04-16T12:06:03.7033333+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(288, 57.99999999999999%, 37%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EHD%3C/text%3E%3C/svg%3E)
Hiran Desai
20
Reputation points
commented 2024-04-18T13:18:03.21+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(313.6, 99%, 40%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EKS%3C/text%3E%3C/svg%3E)
Kyle S
10
Reputation points
0 answers
Xamarin.Azure.NotificationHubs.iOS migration .net8
As a part of xamarin migration to .net8? I need to migrate integration with Microsoft Notification hub. THe libs that I was using are Xamarin.Azure.NotificationHubs.iOS for ios and Xamarin.Azure.NotificationHubs.Android for android. According to the…
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.
257 questions
Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,289 questions
.NET
.NET
Microsoft Technologies based on the .NET software framework.
3,344 questions
asked 2024-04-18T12:49:16.5466667+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(313.6, 0%, 40%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EOG%3C/text%3E%3C/svg%3E)
Oleksandr Gridin
0
Reputation points
asked 2024-04-18T12:49:16.5466667+00:00
Oleksandr Gridin
0
Reputation points
0 answers
Xamarin.Android specific: Error Code 53000, but device is compliant.
Prerequisites: Android phone with V12 Setup Microsoft Intune company portal Register your device with InTune successfully Microsoft credentials or account to log in Expected Result: I want a user to log in with a Microsoft account and fetch a…
asked 2022-03-29T18:28:51.943+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, 79%, 31%)' 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)
MVS
21
Reputation points
edited a comment 2024-04-18T06:47:12.6+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(291.2, 54%, 38%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESR%3C/text%3E%3C/svg%3E)
SHEETAL RODRIGUES
20
Reputation points
1 answer
Xamarin iOS unable to debug over local device iOS 17.1.1
I have two real devices: iPhone 15 Pro Max iOS 17.1.1 iPhone 7 iOS 15.7.8 I'm trying to debug my Xamarin application over a real device. Using my iPhone 7 works as expected. But it has been impossible for me to do the same using my iPhone 15 Pro…
asked 2024-04-11T07:21:13.1733333+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, 35%, 25%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
Alex
0
Reputation points
answered 2024-04-18T06:00:03.8433333+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.)
25,841
Reputation points Microsoft Vendor
0 answers
Xamarin Cross-Platform MSAL Authentication: Invalid keystore format
I followed this guide "https://damienaicheh.github.io/azure/xamarin/xamarin.forms/2019/07/01/sign-in-with-microsoft-account-with-xamarin-en.html" for setting up authentication for Xamarin android and ios msal. Everything seemed to going fine…
![](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(83.2, 65%, 18%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EC%3C/text%3E%3C/svg%3E)
0 answers
How to Make Span Text/content Wrapped if it exceeds?
Here if my account number exceeds the numbers from last get cut/disappear. So I used LineBreakMode to WordWrap in label but this is also not working here. <Label FontFamily="InterstateRegular"> …
asked 2024-04-15T09:49:12.2+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(233.6, 39%, 32%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EPS%3C/text%3E%3C/svg%3E)
Pratap Singh, Ayush
20
Reputation points
commented 2024-04-16T05:44:37.45+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(316.8, 40%, 40%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EYL%3C/text%3E%3C/svg%3E)
Yonglun Liu (Shanghai Wicresoft Co,.Ltd.)
34,841
Reputation points Microsoft Vendor
1 answer
Not Able to use the keyboard on Android 14
Android application type Xamarin.Forms application Xamarin.Android application Affected platform version Android 14 Emulator (pixel 7 pro) Unaffected platforms tested Android 13 emulator(pixel 5), Android 9 emulator(pixel 2), Android 14 Device (Samsung…
asked 2024-04-15T13:57:29.2866667+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(297.6, 68%, 38%)' 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)
ManojKumar
0
Reputation points
answered 2024-04-16T02:58:28.6333333+00:00
Yonglun Liu (Shanghai Wicresoft Co,.Ltd.)
34,841
Reputation points Microsoft Vendor
1 answer
is waiting for the debugger to attach error
Hello, I have installed Visual Studio Enterprice 2022 Preview 17.10.0 Preview 1.0, I also have the xamarin components. When debugging my Xamarin application I get this error and I don't know how to remove it "is waiting for the debugger to…
asked 2024-04-13T17:24:52.4533333+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(48, 81%, 14%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESC%3C/text%3E%3C/svg%3E)
Salomon Cardos Uc
0
Reputation points
edited an answer 2024-04-15T23:41:19.1033333+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)
54,866
Reputation points
2 answers
What happens when Xamarin support ends?
I have an existing app that uses Xamarin.Android, and I'm concerned about the impact of Xamarin support ending on May 1, 2024. Will my app still work if I don't migrate to .NET ? Also, will there be any issues with Google Play Protect when deploying the…
asked 2024-02-20T09:38:46.81+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(246.4, 76%, 33%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAN%3C/text%3E%3C/svg%3E)
Akshaya Naik
0
Reputation points
answered 2024-04-15T03:15:22.4333333+00:00
Yonglun Liu (Shanghai Wicresoft Co,.Ltd.)
34,841
Reputation points Microsoft Vendor
1 answer
One of the answers was accepted by the question author.
How to know a incomming call Xamarin iOS
Hello, I have a requirement that I must validate if there is a call (normal or VoIP), for Xamarin Android I have: public bool InCall() { var theAudioManager =…
asked 2024-04-10T16:55:17.7633333+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(156.8, 47%, 25%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EDJ%3C/text%3E%3C/svg%3E)
DAVIS JIMENEZ PETER ALEXANDER
20
Reputation points
accepted 2024-04-12T16:33:29.9566667+00:00
DAVIS JIMENEZ PETER ALEXANDER
20
Reputation points
1 answer
Get code in app from stack trace
I have a Xamarin.Forms project with support for iOS smart devices. In Organizer from Xcode we can download crash logs from our users (AppStore build). How can we pinpoint (native) functions in the stack trace to the Forms code in our app?
asked 2024-04-09T07:50:26.5733333+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(262.40000000000003, 39%, 35%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EZ%3C/text%3E%3C/svg%3E)
Zaibatsu
0
Reputation points
edited a comment 2024-04-11T03:32:31.5466667+00:00
Wenyan Zhang (Shanghai Wicresoft Co,.Ltd.)
25,841
Reputation points Microsoft Vendor
5 answers
Apple Developer Account: Individual - error 'There was an error while trying to log in: Provide a properly configured and signed bearer token, and make sure that it has not expired learn more about generating tokens for API requests'
I have an issue when trying to sign in with my apple developer account on visual studio 2022 (v17.4.1). Firstly, I when trying to sign in as an 'individual account' I get this error ‘there was an error while loading your certificates: The Apple Developer…
Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,289 questions
Visual Studio
Visual Studio
A family of Microsoft suites of integrated development tools for building applications for Windows, the web and mobile devices.
4,575 questions
asked 2022-11-22T08:48:18.217+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, 43%, 40%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EBK%3C/text%3E%3C/svg%3E)
Brian Kekana
26
Reputation points
commented 2024-04-10T14:56:04.6533333+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(284.8, 93%, 37%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EDK%3C/text%3E%3C/svg%3E)
Dakota Kallas
0
Reputation points
1 answer
One of the answers was accepted by the question author.
I am Upgrading my xamarin application to MAUI in there i am facing some errors.
we are using an xamarin application , currently we are upgrading to .NET MAUI , in there i am facing some errors "Severity Code Description Project File Line Suppression State Error NU1107 Version conflict detected for…
asked 2024-04-09T06:39:46.2933333+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(256, 35%, 34%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ETK%3C/text%3E%3C/svg%3E)
Thevanan Kumaran
20
Reputation points
commented 2024-04-10T05:22:57.27+00:00
Yonglun Liu (Shanghai Wicresoft Co,.Ltd.)
34,841
Reputation points Microsoft Vendor
1 answer
Xamarin.ios integration with native ios sdk
Is it possible to integrate a native ios sdk (xcframework - swift) with xamarin.ios ?
asked 2024-04-09T13:45:47.11+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(67.2, 47%, 16%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ELB%3C/text%3E%3C/svg%3E)
Luis Bernardo
0
Reputation points
edited an answer 2024-04-09T16:29:04.2233333+00:00
Bruce (SqlWork.com)
54,866
Reputation points
1 answer
Xamarin forms Is it possible to set the Path that FilePicker defaults to.
Is there a way to set the path that filepicker can default to, so that I don't have to drill down several folder to get to the folder where the files I want open are located. the main reason, I need to open several files to view the data that was…
asked 2024-03-25T22:14:04.68+00:00
tim
40
Reputation points
edited the question 2024-04-09T08:39:51.82+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(249.60000000000002, 10%, 34%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAX%3C/text%3E%3C/svg%3E)
Anna Xiu-MSFT
25,381
Reputation points Microsoft Vendor
3 answers
Xamarin forms -- which layout is best for selecting a row for editing the items in it ( grid, list or table - or other?)
I try to select a row to edit and I'm not sure which layout I should be using ( list , grid, Table , etc...) ( currently trying to use a grid layout with boxview but can't seem to get GestureRecognizers or Tapped to work) the functions the App needs (…
asked 2024-03-29T17:05:38.5766667+00:00
tim
40
Reputation points
edited the question 2024-04-09T08:36:50.6766667+00:00
Anna Xiu-MSFT
25,381
Reputation points Microsoft Vendor
1 answer
One of the answers was accepted by the question author.
Xamarin Forms I can not get SelectedItem to run the edit Code
I've tried everything I could find to get a selected row to run an edit code. tried TapGestureRecognizer, Buttons , Selecteditem but nothing happens and the only thing that happens is the background color on the row changes when using…
Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,289 questions
Visual Studio
Visual Studio
A family of Microsoft suites of integrated development tools for building applications for Windows, the web and mobile devices.
4,575 questions
XAML
XAML
A language based on Extensible Markup Language (XML) that enables developers to specify a hierarchy of objects with a set of properties and logic.
760 questions
1 answer
One of the answers was accepted by the question author.
Xamarin. Radio button RadioButton.Content template dont support binding
I have custom view radio button. Almost same as in MS example Binding value text dont work on Android. If i write text instead {Binding Name} it appears in radio button content as expected. <DataTemplate x:Key="RadioTemplate"…
asked 2021-07-26T06:16:35.383+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(44.800000000000004, 89%, 14%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EVM%3C/text%3E%3C/svg%3E)
Valentas M
21
Reputation points
commented 2024-04-05T22:30:38.8133333+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(3.2, 77%, 10%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ECN%3C/text%3E%3C/svg%3E)
Cherukuri, Navya (cherukna)
0
Reputation points
1 answer
One of the answers was accepted by the question author.
Reading Selected file data in xamarin forms.UWP giving Access denied to path Exception
I am trying to read data from selected file using below code. By using below able to read data from file in android and iOS but in UWP giving access denied exception. Tried below link but didn't…
Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,289 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.
10,197 questions
![](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(259.20000000000005, 6%, 35%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ES%3C/text%3E%3C/svg%3E)