I have a simple empty activity that checks if permissions need to be requested. When registerForActivityResult
is called, it crashes with the error java.lang.IllegalStateException: LifecycleOwner com.example.app.PermsRequester@41a30da is attempting to register while current state is RESUMED. LifecycleOwners must call register before they are STARTED.
From my research, I think I need to check if savedInstanceState
is null
and if so, create a new fragment
? I'm not sure if that is the correct solution or how to implement. Below is the code:
class PermsRequester : AppCompatActivity() {
requestPerms = false
override fun onCreate(savedInstanceState: Bundle?) {
setTheme(R.style.AppTheme)
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_perms_requester)
findViewById<Button>(R.id.acceptButton).setOnClickListener { accepted() }
}
private fun accepted() {
//There is code here to check if rationale dialog needs to be displayed
//There is code here to build a mutable list of permissions that need to be requested and sets requestPerms = true
if(requestPerms)
requestPermissions()
}
private fun requestPermissions() {
if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
//app crashes on the following line
val requestMultiplePermissions = registerForActivityResult(ActivityResultContracts.RequestMultiplePermissions()) {
permissions -> permissions.entries.forEach {
//Handles permission result
}
}
}
}
}
You need to
registerForActivityResult
beforeonStart
of the Activity.