Crashed on clicking singlefileselect after granting permission

[Vinay Bhor]

Crashed on clicking single file select after granting permission.
Nullpointer

Device : Oneplus 7T
API level : 29

[Alberto]

Same here. In my case it doesn't even ask for permission, just crashes

[Robin Jin]

For Android 10, try to add the line below on your manifest inside application.

<application
.....
android:requestLegacyExternalStorage="true"
.....

Thanks to @hernaezanthony