ActivityCompat.requestPermissions not showing dialog box

Question

if (ContextCompat.checkSelfPermission(RegisterActivity.this,      Manifest.permission.READ_PHONE_STATE) == PackageManager.PERMISSION_DENIED){
            ActivityCom         


        

Answer 1

Don't forget to write the permissions without extra spaces in the manifest. In my case i had:

But look, at the end, there's an extra space. Just write it the right way

And it's working now