Category "flutter"

How to Fix The method '>=' was called on null. Receiver: null Tried calling: >=(25) in dart flutter

Guys, I am trying to create a BMI calculator app. everything is working fine but I am getting an error which is shown below while passing data in the condition

Flutter FCM: Storing Notification Data while the app is in the Background/Closed

I am trying to store data received via FCM inside a class in order to navigate to a specific tab of my app after a user clicks on that notification. My problem

CocoaPods not installed. Skipping pod install

My app was working fine until I did 2 small changes. On Target runner in Xcode I enabled bitcode for the project. I update the Android studio to the latest vers

I get this error after the installation of kommunicate chat bot in the app

FAILURE: Build failed with an exception. What went wrong: Execution failed for task ':app:processDebugMainManifest'. Manifest merger failed : Attribute applica

How to send data through patch request in flutter

I am facing issue in sending the below data as a patch request. The issue I am facing is I am not able to pass the Detail object data within another object(AddP

The method 'copy' isn't defined for the type 'PickedFile'

After i upgraded Flutter i followed all the steps for migration code and now i get this error, can't use to .Copy. class ImageInput extends StatefulWidget { f

How to get the index of each element in a list flutter?

I ran into a problem. I have a Checkbox in the value method, I need to specify _isChecked[index]. But I have an error on the word index. I understand why the er

Understanding Flutter and React Native [closed]

I am evaluating React Native and Flutter. I am not experienced in both of these frameworks and hence need some information which I did not fin

What is MaterialStateProperty<Color>?

What is MaterialStateProperty in ButtonStyle? ThemeData( textButtonTheme: TextButtonThemeData( style: ButtonStyle( backgroundColor: , //? ), )

Android Studio: An exception has occurred in the compiler (1.8.0_242-release)

While running app, unable to complete compilation. Keep throwing error. I installed jdk and added java_home path, but still get this error. Also, I havent any i

Notification channel 'basic_channel' does not exist., n.a.a.k.f.a:

As per flutter package I implemented code on my project but it threw exception while making build, "Notification channel 'call_channel' does not exist., n.a.a.k

D/InputConnectionAdaptor( 5956): The input method toggled cursor monitoring on

When I start the application on the Android emulator and try to use the virtual keybord, it immediately gets closed and I see the following message on DEBUG CON

Running multiple test case on Firebase Test Lab

I am trying to run my integration test on Firebase Test Lab. flutter build apk -t lib/main_dev.dart ./gradlew app:assembleAndroidTest -Ptarget=lib/main_dev.dart

Module was compiled with an incom patible version of Kotlin. The binary version of its metadata is 1.6.0, expected version is 1.4.0

My app compiles, but after looking into a few related questions like (Module Error "Module was compiled with an incompatible version of Kotlin. The binary versi

How To Display JSON Data in flutter Chart

I have tried to put JSON data in flutter chart, I used syncfusion_flutter_charts library but its not working and its only showing y axis point but not x axis po

How do you center two texts in containers inside a row widget?

How do you center two texts in containers inside a row widget?

Casting DatabaseEvent snapshot.value to a specific type in Flutter

I'm trying to retrieve data from a DatabaseEvent event type. The data I have on the database is this in this layout Basically some users id and each user has a

My flutter project broke and I get this gradle error

FAILURE: Build failed with an exception. * What went wrong: Could not create an instance of type org.gradle.invocation.DefaultGradle. > Could not configure

Flutter and Android Release Mode

How I can find out crash logs in release mode in a flutter. In the android studio, I am not able to get crash logs where the app is going to crash.

Flutter-What is the point of using bearer-token or something

I read something like this: 1-Once a user logs in, you can generate a token and store it in MySQL database and share the same token with the response of login A