ListFragment.kt

private val mAdapter = MyListAdapter() // 1️⃣
// OR private var mAdapter: MyListAdapter? = null 2️⃣

override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
    super.onViewCreated(view, savedInstanceState) 
    
    // OR Initialize MyListAdapter everytime when View is created 2️⃣
    // mAdapter = MyListAdapter(...)
    
    binding.recyclerView.adapter = mAdapter
}

override fun onDestroyView() {
    super.onDestroyView()
    binding.recyclerView.adapter = null  // 1️⃣
    // OR mAdapter = null 2️⃣
}