“ esu dna niltok/8avaj ot ppa ruoy evom ot si edis ruoy no od t'nac uoy gniht enO .gnusmas no gub egnarts ekil skooLhttps://developer.android.com/reference/android/arch/lifecycle/DefaultLifecycleObserver (it is in common-java8 artifact) for all your observers, so you'll never fallback to reflection and never hit this bug ”