I am using a scrollable column and ListView.builder inside the column. I have checked another answers in stackoverflow and wrapped the ListView.builder inside Expanded widget but still problem continue

RenderFlex children have non-zero flex but incoming height constraints are unbounded.

List<String> items = [
    'item1',
    'item1',
    'item1',
    'item1',
    'item1',
    'item1',
    'item1',
  ];

  @override
  Widget build(BuildContext context) {
    return Padding(
      padding: const EdgeInsets.all(8.0),
      child: SingleChildScrollView(
        child: Column(
          children: [
            Text('Testing1'),
            SizedBox(height: 150),
            Text('Testing2'),
            SizedBox(height: 150),
            Text('Testing3'),
            SizedBox(height: 150),
            Text('Testing4'),
            SizedBox(height: 150),
            Text('Testing5'),
            SizedBox(height: 150),
            Text('Testing6'),
            SizedBox(height: 150),
            Text('Testing7'),
            SizedBox(height: 150),
            if (items.isNotEmpty)
              Expanded(
                child: ListView.builder(
                  
                  itemCount: items.length,
                  itemBuilder: (context, index) {
                    return ListTile(
                      title: Text(items[index]),
                    );
                  },
                ),
              )
          ],
        ),
      ),
    );
  }

CodePudding user response：

Try below code:

SingleChildScrollView(
  child: Column(
    children: [
      Text('Testing1'),
      SizedBox(height: 150),
      Text('Testing2'),
      SizedBox(height: 150),
      Text('Testing3'),
      SizedBox(height: 150),
      Text('Testing4'),
      SizedBox(height: 150),
      Text('Testing5'),
      SizedBox(height: 150),
      Text('Testing6'),
      SizedBox(height: 150),
      Text('Testing7'),
      SizedBox(height: 150),
      if (items.isNotEmpty)
        ListView.builder(
          shrinkWrap: true,
          itemCount: items.length,
          itemBuilder: (context, index) {
            return ListTile(
              title: Text(items[index]),
            );
          },
        ),
    ],
  ),
),

Result Screen->

CodePudding user response：

Try shrinkWrap:true inside the ListView.builder