Receiving this error _CastError (Null check operator used on a null value), tried replacing ! with ? but that doesn't work. Please help me fix this issue, Thanks. home_screen.dart import 'package:flutter/material.dart'; import 'package:mvvm/data/response/status.dart'; import 'package:mvvm/model/movies_model.dart'; import 'package:mvvm/utils/routes/routes_names.dart'; import 'package:mvvm/view_model/home_view_model.dart'; import…
Whenever I try to read Excel using part=pd.read_excel(path,sheet_name = mto_sheet) I get this exception: <class 'Exception'> 'ReadOnlyWorksheet' object has no attribute 'defined_names' This is if I use Visual Studio Code and Python 3.11. However, I don't have this problem when…
I'm trying to modify my AppExceptionsHandler to pass the request (and therefore current URL) through to all exceptions. For this reason I need the lowest-level exception class I can get hold of to type-hint to the ->renderable() method. Laravel/Symfony's HttpException…
Since I started logging exceptions on a production site I'm noticing a lot of them, especially 404s, more than I would expect for a site with barely any traffic, and I'd like to get to the bottom of whether they're…
I am building api in laravel and I am catching exceptions if they occur and I am returning them as response. The problem is that I only want to show them in my dev enviroment. Setting APP_DEBUG=false doesn't solve the…
I have an app that displays a snackbar when some action is done. I had tested this with my phone and some emulator and it works. Recently I installed an emulator with android 13 and maybe a bigger resolution and…
Hello I'm trying to create a widget of smoothPageIndicator for the introduction of my page. The screen contain picture, title and description. but an exception occured Another exception was thrown: Incorrect use of ParentDataWidget. this is the code : @override…
I have an flutter app that throws this error, at a specific action in the application: ======== Exception caught by widgets library ======================================================= The following _TypeError was thrown building DataFetcher<CompleteVocabularyCollection>(dirty, state: _DataFetcherState<CompleteVocabularyCollection>#da61b): type '(CompleteVocabularyCollection) => DetailsDisplay' is not a subtype…
I have done a lot of PHP coding but never used try/catch before. First time user. It won't work, does not even compile. I am trying this very simple example. $x = 0; try { if ($x == 0) {…
How is Null Safety in this code class EditProduct extends StatelessWidget { final _formKey = GlobalKey<FormState>(); The line of code with the problem: _formKey.currentState!.validate() ElevatedButton( onPressed: () { if (_formKey.currentState!.validate()) { updateProduct().then((value) { Navigator.push( context, MaterialPageRoute( builder: (context) => HomePage()));…