WebMar 12, 2024 · Flutter/Dart: How to use async code inside a non-async method (like initState) By Alvin Alexander. Last updated: March 12, 2024. As a brief note, sometimes … WebOct 15, 2024 · 4 Answers. You need to switch from initState to didChangeDependency in this case. Because you need to await some process and you cant wait in initState. …
dart - Flutter Isolate: Unhandled Exception: Bad state: Stream has ...
WebJul 11, 2024 · You can directly replace this main function with my code. put variable outside will become global variable. You can call the LoginCheck function in the initState lifecycle method. Thus the function will be executed before the build method. see below. LoginCheck now returns the value of logined and GetUserNum as a list. WebFeb 13, 2024 · 3. To Fix your issue you can put async in the body of method like this. Before=> Widget build (BuildContext context) { After=> Widget build (BuildContext … culinary careers near me
Is there a way to load async data on InitState method?
WebDec 25, 2024 · Great question. First of all, initState() runs synchronously, it prepares various things needed for build() method to run properly. If you are executing some … WebMar 5, 2024 · You shouldn't be holding off the initState method. This message straight from a Flutter error says it all: "the initState method must be a void method without an async … WebMay 25, 2024 · I changed the code, copy it again and rebuild. Yes, there was a mistake, because I wrote it on a plaint text :/. Thank you so much. class Item { static final String db_row = "rownum"; static final String db_total = "total"; static final String db_total2 = "total2"; int row; double total; double total2; Item ( {this.row, this.total, this.total2 ... culinary capital of japan