Data binding& fragment issue android I'm now trying to implement data binding for a fragment in my android studio project. I followed all the guidelines provided in official android documentation. It builds well, but when I launch it on my emulator It throw this compilation error Cannot inherit from final 'com.example....databinding.FragmentFoldersBinding' FragmentFoldersBinding()' has private access in 'com.example...databinding.FragmentFoldersBinding' Cannot resolve symbol 'mAdapter'. Cannot resolve symbol 'mViewModel' Here is...