[已解决] Attempt to invoke virtual method 'int android.view.View.getImportantForAccessibility()' on a n

.androidstudio.cartdemo, PID: 12678
05-29 11:45:24.014 12678-12678/tech.androidstudio.cartdemo E/AndroidRuntime: java.lang.NullPointerException: Attempt to invoke virtual method 'int android.view.View.getImportantForAccessibility()' on a null object reference 05-29 11