‘UI-Kitten’ Select Component not rendering value

You should refer the documentation https://akveo.github.io/react-native-ui-kitten/docs/components/select/overview#select

The select component doenst have a value prop, it has a selectedIndex props which will chose the item on the given index.

In your case you can do something like this

onSelect={item => props.setFieldValue(
'gender', item.row == 0 ? 'Male' : 'Female'
<SelectItem title='Male' />
<SelectItem title='Female' />

Based on the state value you can find the index and vise versa. This will make sure that Select always getting an index value and your state always having a string.

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