Kotlin Toast: kesalahan-non-fungsi-fungsi-can-be-called-with-the-arguments-supplied
//In Activity use:
Toast.makeText(this@YOUR_ACTIVITY_NAME, "your message", Toast.LENGTH_LONG).show()
//In Fragments use:
Toast.makeText(requireActivity(), "your message", Toast.LENGTH_LONG).show()
Your problem will be solved...
Ave Romani