/Dart/RenderBox was not laid out: RenderRepaintBoundary#5141b relayoutBoundary=up5 NEEDS-PAINT 'package:flutter/src/rendering/box.dart': package:flutter/…/rendering/box.dart:1 Failed assertion: line 1930 pos 12: 'hasSize'

RenderBox was not laid out: RenderRepaintBoundary#5141b relayoutBoundary=up5 NEEDS-PAINT 'package:flutter/src/rendering/box.dart': package:flutter/…/rendering/box.dart:1 Failed assertion: line 1930 pos 12: 'hasSize'

Assertion failed: package:flutter/…/rendering/box.dart:1930 hasSize "RenderBox was not laid out: RenderRepaintBoundary#7e1b3 NEEDS-PAINT

You're trying to use ListView.builder in a FutureBuilder which has no sizes in a Column, so you need to constrain it somehow – either with SizedBox(height: 300, child: ListView.builder()) or with Expanded widget

Check out this article https://flutter.dev/docs/development/ui/layout/constraints

RenderBox was not laid out: RenderRepaintBoundary#5141b relayoutBoundary=up5 NEEDS-PAINT 'package:flutter/src/rendering/box.dart': package:flutter/…/rendering/box.dart:1 Failed assertion: line 1930 pos 12: 'hasSize'

RenderBox was not laid out: RenderRepaintBoundary#5141b relayoutBoundary=up5 NEEDS-PAINT 'package:flutter/src/rendering/box.dart': package:flutter/…/rendering/box.dart:1 Failed assertion: line 1930 pos 12: 'hasSize'You're trying to use ListView.builder in a FutureBuilder which has no sizes in a Column, so you need to constrain it somehow – either with SizedBox(height: 300, child: ListView.builder()) or with Expanded widget

Check out this article https://flutter.dev/docs/development/ui/layout/constraints

Similar codes

42 votes406 views6 answers
String to int in dart
Dart
0 vote284 views2 answers
AudioPlayerState.Playing flutter
Dart
34 votes410 views6 answers
Flutter text color
Dart
7 votes284 views3 answers
Flutter horizontal line
Dart
0 vote264 views3 answers
The build failed likely due to AndroidX incompatibilities in a plugin. The tool is about to try
Dart
1 vote274 views1 answer
PageController how to set page flutter
Dart
19 votes332 views4 answers
Convert string to double flutter
Dart
2 votes316 views2 answers
Dart string remove first character
Dart
0 vote314 views1 answer
Flutter datacolumn center text
Dart
0 vote306 views1 answer
No scroll physics flutter
Dart