GetX is a state management, dependency injection, and route management solution for Flutter.
Questions tagged [flutter-getx]
1530 questions
2
votes
1 answer
ERROR:flutter/runtime/dart_vm_initializer.cc(41)] Unhandled Exception: type 'String' is not a subtype of type 'Map
This is my code
class PopularProductController extends GetxController {
final PopularProductsRepo popularProductsRepo;
PopularProductController({required this.popularProductsRepo});
List _popularProductList = [];
List …

Iman Alabid
- 31
- 1
- 4
2
votes
1 answer
Multiple Instance with GetX tag not working in flutter
Ive been working on a multiple instance project. so i tried doing this in the counter app.
but only first instance is updating. below is my all code.
class MyHomePage extends StatefulWidget {
const MyHomePage({super.key});
@override
…

Muhammed Jasir
- 65
- 5
2
votes
1 answer
Getx Flutter while updating value throwing null error
Data Model
class DataModel {
Book? book;
DataModel({
this.book,
});
}
class Book {
String author;
Book({
required this.author,
});
}
Getx Controller
class BookController extends GetxController{
var dataModel =…

Ajit Singh
- 43
- 1
- 1
- 4
2
votes
2 answers
Get.context in Flutter using GetX not working in release apk
I'm getting height and width of the screen size using Get.context!.height and Get.context!.width. This works perfect in Debug mode. But in the release APK, it's not working at all due to which all the elements based on these are disappearing.
I also…

stevenstarisrael
- 21
- 2
2
votes
3 answers
Sending types as parameters in widgets - Flutter
I'm trying to separate a widget that contains GetBuilder. I want to send type as parameter to the widget but unfortunately unable to achieve it till now.
What I'm trying to do:
class Widget extends StatelessWidget {
final type; // A class type…

Muhammad Talha
- 165
- 1
- 8
2
votes
2 answers
How to use Flutter same Page navigation with Getx route or material route?
(For example, I have a Detailpage with Similar products have the same Detailpage info(Nested navigation to same ).. how do we navigate to that page in Getx navigation or material route......and when the back button click we navigate to previous…

KarthiKeyan SK
- 61
- 4
2
votes
1 answer
how to make Localization with Getx if there is parameter in the text
if the text like this:
Text(
'Put something ${widget.profileA} might like'.tr,
),
Here is the code for the translation example:
class Language extends Translations {
@override
Map

matti peter
- 150
- 10
2
votes
1 answer
Understanding how Getx state update with specific id work with SetState((){})
while discovering Getx source code, I faced a piece of code that make me confused, it's not related 100% to Getx. it's about SetState(() {})
so, in the Getx there is a state update that targets only the widgets with a specific id:
Disposer…

Gwhyyy
- 7,554
- 3
- 8
- 35
2
votes
2 answers
SingleChildScrollView + Controller - Page resets to top when resizing window
I am creating a flutter Web application, but have issues when resizing the window with a SingleChildScrollView + ScrollController.
When I resize the browser window, the page "snaps" back up to the very top. Being a web app, most of the page…

FoxDonut
- 252
- 2
- 14
2
votes
0 answers
Failed to load dynamic library 'libiris_event_handler.so': dlopen failed: library "libiris_event_handler.so" not found in Agora.io's newest SDK(6.0.0)
So, I just updated my Flutter App to run in the SDK 6.0.0, but for some reason, whenever I start the app in the emulator, I get this error message:
E/flutter (15665): [ERROR:flutter/runtime/dart_isolate.cc(1111)] Unhandled exception:
E/flutter…

Iago Favilla
- 31
- 4
2
votes
2 answers
Dart GetX Unexpected Null Value when refreshed
I redirected my Home View page to another view.
class HomeView extends GetView {
const HomeView({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return CustomScaffold(
body: Column(
…

CigarDon
- 79
- 1
- 4
- 14
2
votes
3 answers
GetX Unbind Stream
I am using the bindStream() function with the GetX package inside a controller.
class FrediUserController extends GetxController {
@override
void onReady() {
super.onReady();
final userController = Get.find();
…

Tomas Ward
- 854
- 6
- 23
2
votes
1 answer
The following StackOverflowError was thrown building Obx(has builder, dirty, state: _ObxState#896e1): Stack Overflow
I'm using Getx package in my Flutter project, but some thing went wrong!!!
In class controller I made a stream connection with firestore to fetch data and put them in a List..
In the ui class That I want to show data in, I can call the data in…

Muhammad Qazmouz
- 192
- 8
2
votes
1 answer
Flutter toggle button using Getx for state management
I'm making a toggle button to switch between the unit system, I need to do it using Getx for state management.
This code works, but its using setState() instead
This is the (simplified) code:
import 'package:flutter/material.dart';
import…

Gryva
- 297
- 1
- 11
2
votes
1 answer
I cannot show hint text in DropdownButtonFormField using Getx in flutter
I want to show a hint text in DropdownButtonFormField. However, when I add a hint text into InputDecoration, it doesn't get displayed since Getx enforces an initial value. Is there any way I can show a hint text instead of the initial value using…

Alp Karky
- 21
- 4