Flutter BottomNavigationBar Failed assertion '!_needsLayout': is not true. | onTap Event

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Bangladesh dbestech
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Published on ● Video Link: https://www.youtube.com/watch?v=B5iLafLQIOo


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We will see how to solve Failed assertion: line 900 pos 12: '!_needsLayout': is not true. It happens if you remove the label from the tabbar. In that case you can setup the fontsize to 0.

unselectedFontSize: 0.0,
selectedFontSize: 0.0,

Find the complete tutorial here with the ui and network request
https://youtu.be/x4DydJKVvQk



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Tags:
flutter bottom navigation error
flutter bottomnavigationbaritem ontap
Failed assertion: line 900 pos 12: '!_needsLayout': is not true.