Fix: RenderBox was not laid out in Flutter
RenderBox was not laid out is almost always a secondary error. Find the first layout assertion above it, usually a scrollable given unbounded constraints, and fix that.
Tag: layout
2 posts
Fix: A RenderFlex overflowed by N pixels in Flutter
The fix in 30 seconds: wrap the offending child in Expanded or Flexible. Then read the rest to learn why Row and Column do not clip, what unbounded constraints actually mean, and which fix is right for each layout.