Im first time trying to write Tests for Bloc, Here I face the problem that is : NoSuchMethodError: The method 'fetchPlayerToLogin' was called on null. Receiver:
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
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
FAILURE: Build failed with an exception. What went wrong: Execution failed for task ':app:processDebugMainManifest'. Manifest merger failed : Attribute applica
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
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
Is there a formula that swaps two elements in an array? for example nums=['a','b','c','d']; Swapping d and b and making my new string nums=['a','d','c','b'];
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
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
Whenever i write code in Dart in Vscode It shows me guide about stuff I don't want to see How can I get rid if this annoying guide
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
In my project, When adding a flutter dependencies in terminal, but it showing in terminal "Expected to find project root in current working directory."
I need to fetch data from API but my try-catch fails with SyntaxError: Unexpected token < in JSON at position 0. Code: String problems; try {
In my flutter project i have an AnimatedContainer which is my BottomAppBar. If i give it a margin to space it from the screen egdes the margin is not transparen
I'm trying to receive SSE data as JSON in my Flutter app. But instead of getting the data I'm getting the following repeated arrays of numbers in my console.
I tried to load from the assets/images folder using Listview.builder() but it keeps throwing this error: EXCEPTION CAUGHT BY IMAGE RESOURCE SERVICE The followi
I would like to make my web app does not resize/responsive when the screen become smaller. For example when i decrease my browser size, instead of its adapting
As I am new to flutter, I could not set the border in DataTable. Can anybody tell me how can I do that by using DataTable Widget? As per my requirement, I have
I have developed a flutter app using the Bloc pattern. Everything was fine until we encountered a memory crash in iOS. The Android version works well without an
Case 1 : children: DUMMY_CATEGORIES.map((catData) { CategoryItem( catData.title, catData.color, ); }).toList(), Case 2 :