一、列表问题
错误log: _positions.isNotEmpty, 'ScrollController not attached to any scroll views.'
_positions.length == 1, 'ScrollController attached to multiple scroll views.'
解决方案：给列表或者相关组件加上key: GlobalKey()
一、列表问题
错误log: _positions.isNotEmpty, 'ScrollController not attached to any scroll views.'
_positions.length == 1, 'ScrollController attached to multiple scroll views.'
解决方案：给列表或者相关组件加上key: GlobalKey()
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