Error: Either zero or 2 or more [DropdownMenuItem]s were detected with the same value I/flutter (18363): 'package:flutter/src/material/dropdown.dart':

Question

Error code Hi I\'m new to flutter and have a question about dropdownbutton regarding using the same values for multiple dropdownbutton.

From my understanding from th

Answer 1

In my case, I use FormBuilderDropdown of the package flutter_form_builder. Adding key: UniqueKey() in the Widget FormBuilderDropdown is the solution for my case.