java.lang.NullPointerException: Attempt to invoke virtual method 'void android.view.ViewRootImpl.setPausedForTransition(boolean)' on a null object reference

Stack Overflow | mkoslacz | 6 months ago
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    ViewRootImpl.setPausedForTransition(boolean) NullPointerException in ActivityTransitionCoordinator when transition to other Activity invoked too early

    Stack Overflow | 6 months ago | mkoslacz
    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.view.ViewRootImpl.setPausedForTransition(boolean)' on a null object reference

    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'void android.view.ViewRootImpl.setPausedForTransition(boolean)' on a null object reference

      at android.app.ActivityTransitionCoordinator.startInputWhenTransitionsComplete()
    2. Android Platform
      ExitTransitionCoordinator.beginTransitions
      1. android.app.ActivityTransitionCoordinator.startInputWhenTransitionsComplete(ActivityTransitionCoordinator.java:897)
      2. android.app.ActivityTransitionCoordinator.viewsTransitionComplete(ActivityTransitionCoordinator.java:885)
      3. android.app.ExitTransitionCoordinator.getExitTransition(ExitTransitionCoordinator.java:318)
      4. android.app.ExitTransitionCoordinator.beginTransitions(ExitTransitionCoordinator.java:365)
      4 frames