Question 161654 in Flutter Question posted in
The official Flutter documentation can be found here.

Is ScrollController attached to any scroll views if ‘_positions.isNotEmpty’ is true?

What is the reason

Is this the reason _items.isNotEmpty ?

part of the code


return Column(children: [
      
      _items.isNotEmpty
          ? Expanded(
              child: ListView.builder(
                  
                  physics: ClampingScrollPhysics(),
                  shrinkWrap: true,
                  itemCount: _items.length,
                  
                  itemBuilder: (context, index) {
Tags:

2

Answers


  1. 0

    Wherever you are using the ScrollController properties before using it, adding this condition will fix this problem

    if (_scrollController.hasClients)
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  2. 0

    Add controller property to your ListView.

    ListView.builder(
controller: _scrollController,
)
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