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Questions tagged [flutter]

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Use this tag for questions about the Flutter cross-platform UI toolkit. If your question is platform-specific, tag the platform as well (e.g., [android], [ios], etc.). You may also wish to include the [dart] tag for coding questions.

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Flutter and Objectbox latest on Android emulator. Have a Box with this example definition: ...
user3262353's user avatar
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I am currently developing a cross-platform solution consisting of a mobile app and a Chrome extension that facilitates file transfers via WebRTC. I’ve noticed a significant performance anomaly when ...
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This provider uses a canonical event model, unified commit pipeline, version-based rendering, WebSocket-first hybrid fallback, and atomic UI updates. I am building a Flutter live cricket scoring app ...
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I have below folder structure ...
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Code I am using: pw.Text('\u20B9 $value',textAlign: pw.TextAlign.center) Expected output: ₹ 123456 7891011 (rupee symbol + ...
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I'm trying to set up WebSocket communication between a flutter frontend and Spring Boot backend server. I'm able to connect, subscribe to channels and exchange messages BUT... I do not understand why ...
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enter image description hereenter image description here When the keyboard comes up, I use the Stack and Positioned to make the button come up as well. However, when the button comes up over the ...
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This is my code: ...
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These are my constants - ...
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According to Apple’s requirement, starting from April 2026, when submitting apps to the App Store, they must be built using Xcode 26. Starting April 2026, apps and games uploaded to App Store Connect ...
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I run a laravel/vue app on wsl/ubuntu on my windows machine. I have a flutter app that gets data from it and I have a route that if i request it 10 times,getting the same exact data, it will fail 2-3 ...
Mirza Celik's user avatar
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The problem was I had an app that has a settings page with textFormFields. That page has worked for literally years, and I made zero changes to it's code. Out of nowhere, the keyboard stops coming up ...
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I want to use multi-window feature but I don't know how to start it. I found that canonical is implementing it on windows, macos, and linux, and it's already merged in the flutter engine, but I didn't ...
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I am using PageView to create a bottom navigation widget, with 3 pages. I use GoRouter for route navigation. I know how to refresh a page when I call pop, but hoping someone can tell me the best ...
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I was using an older version (Flamingo 2022) of Android studio. Due to a plugin dependency I upgraded it to Otter (2025), below issue persisted and downgraded to ...
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I am building an app in that i need to take speech to text while recording a video like a teleprompt app and in iOS its working as i wanted but in android the speech to text is not working and i ...
Tanu Rajpurohit's user avatar
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I am developing a Flutter chat application using Openfire (5.0.2) and the Smack library (via a xmpp_plugin(flutter)). I am facing an issue with "Ghost Connections" when users turn off mobile ...
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I'm a beginner in mobile app development. I'm thinking of using flutter framework since it's compatible for IOS and android. I'm trying to develop a digital consent form for my institution. What ...
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My Flutter app (io.github.rsevero.mapiah) can´t open URLs on its flatpak version. It works both in Linux/AppImage and Windows. I already used xyz.tytanium.DoorKnocker and com.belmoussaoui.ashpd.demo ...
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I'm working on a service for a Flutter app that should: Check for a specific type of user data and send it to a server on app startup Periodically, while the app is running, check for the same data ...
reigo's user avatar
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I need to play a native camera sound in my flutter app in order to be run in Android. For that, I installed native_camera_sound package. When I try to run the app, using a real device, I get this in ...
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I have developed a flutter app for Android that shows a button in the bottom of the screen. This is how I placed the widgets. ...
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Quick action works when AppDelegate is used. However it stops working when the app uses SceneDelegate (UIWindowSceneDelegate) ...
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Flutter APK fails on Android 14+ with 16 KB page size error after SDK upgrade – how to fix 16 KB alignment? What are the required steps to make a Flutter app compatible with Android 14 (16 KB page ...
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I am using internet_connection_checker_plus for my flutter app to test real internet connection before every die request but when I run the simulator or emulator I get 403 on first run of my app for ...
Omair's user avatar
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I am working on a Flutter app that allows users to upload expense receipts (either images or PDFs). When the user uploads a receipt, I want the app to immediately scan the file and try to extract ...
Pratyush's user avatar
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My Android Studio keeps reporting 'Analysis server has terminated'. I've tried Invalidate Caches and 'Flutter clean', and even reinstalling Android Studio, all to no avail. My operating system is Mac. ...
macro's user avatar
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The concept is something like this: I am creating a property. While creating it, I initially provide a location showing where the property is situated. Then, on the same page, there is another Google ...
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I have question about iOS widget extensions. My task is to create widget in our company app. So I know I need widget bundle identifier, my team lead create for me related widget identifier as an ...
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I am building a Flutter application that uses fingerprint authentication. Requirement (what I want to achieve): Multiple users should be able to register their fingerprints in the app along with ...
Mr x's user avatar
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1 vote
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Recently I've upgrade my flutter SDK. Previous flutter version I don't get any issue on my TV emulator. But, when I upgrade my project SDK and flutter SDK I get stack on issue. How can I solve the ...
Fsd Ramjan's user avatar
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Flutter build_runner error: BuildForInputLogger missing Logger.onLevelChanged I’m working on ...
UMER JAMSHAID's user avatar
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I am calling an API from a flutter application. That API returns a DateTime field in a JSON object. That DateTime field contains local time, this way: ...
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This is the first time I'm using bloc so it's a bit confusing for me. I have a workout model, and a repository with methods to fetch all workouts, add new, update, or delete a workout. Initially I ...
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2 answers
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I am working on a Flutter health management system app that uses GetX with an MVC architecture. Current setup: Around 20–25 GetX controllers All API calls, Hive read/write operations, and business ...
Karan Sharma's user avatar
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1 vote
1 answer
70 views

I'm making a flutter app for a client, and I'm currently setting up the push notifications using firebase_messaging: ^16.1.1. I've also set up a Github Actions ...
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I have written native C++ code and compiled different libraries for iOS and Android. As long as I was running in debug mode there were no problems. But when I tried to run my app in release mode it ...
MrB's user avatar
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I am trying to build a release build for my flutter app. But i keep getting I have set the kotlin version to 2.3.0 which is the latest. Still I am getting this error. Does anyone know why this is ...
Aayush Pandey's user avatar
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I am facing an issue using FCM in my flutter application while receiving notifications. The issue is related to receiving notifications on client end, when the internet is slightly disturbed from the ...
Abdul Bari's user avatar
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I am interested in building a cross-platform mobile application for both Android and iOS. If I choose Flutter for app development, what core concepts and skills I should focus on? Similarly, if I ...
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So I'm getting this error and I'm trying to track if location if on in background. Has anyone had this issue? I haven't seen some with different foreground service type. I have created a service it ...
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I deployed my application on the Google Play console in internal test mode. In my application, I use firebase phone authentication. When I retrieve the application from Google Play and try to register,...
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After I upgraded gradle plugin to version 9.3.1,my flutter project stopped building successfully with the following error: ...
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I need to add a feature to an old app made on Flutter but since the latest updates it seems Flutter made some changes on how gradle scripts are built. I already did all the changes following the ...
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1 answer
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I have a Flutter project where I am building outputs for both web and Android. The code includes classes that are specific to one target (used by web and not Android, and vice versa). When building ...
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I have a TextField in my application, I would like to write some tests about its text selection. I don't have access to this widget as it is deeply nested inside ...
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I am getting error in Android release build MissingPluginException (No implementation found for method getNFCAvailability) and NFC starts working again only after restart Device : ...
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I’m building a Flutter desktop (Windows) app and using: flutter_local_notifications: ^20.0.0, Windows 11 I want the toast popup to stay visible until the user clicks the X (close button). Right now, ...
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I am integrating Apple Pay using HyperPay paymentWidgets with an Odoo backend. As suggested by HyperPay, I created a clean test HTML page and opened it directly in iPhone Safari, but the Apple Pay ...
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