navigation destination com.example.myapplication3:i is unknown to this NavController 这bug怎么改啊！

Question

Process: com.example.myapplication3, PID: 11640
java.lang.IllegalArgumentException: navigation destination com.example.myapplication3:id/action_game1Fragment_to_game2Fragment is unknown to this NavController
at androidx.navigation.NavController.navigate(NavController.java:804)

Answer 1

你看的action_game1Fragment_to_game2Fragment 这个控件是不是fragment呢？
你看看
https://www.cnblogs.com/guanxinjing/p/12344572.html