angular - I got this error while creating reactive form

Question

Got this error while I fulfill all requirements of reactive forms.

Here are the images of code and error

app module

users component

component html

error

question from:https://stackoverflow.com/questions/65936876/i-got-this-error-while-creating-reactive-form

Answer 1

it is not clear from the question but if there is any child module

import formsModule and ReactiveFormsModule in child module

for example if user component is in user module, import forms module and reactive forms module there