java.lang.NullPointerException: Attempt to invoke virtual method 'void android.animation.Animator.removeListener(android.animation.Animator$AnimatorListener)' on a null object reference

GitHub | krystianpe | 7 months ago
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  1. 0

    NPE from AnimationChangeHandler in version 2.0.2

    GitHub | 7 months ago | krystianpe
    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.animation.Animator.removeListener(android.animation.Animator$AnimatorListener)' on a null object reference
  2. 0

    FadeChangeHandler quick back navigation causes non-default alpha view state

    GitHub | 4 months ago | chris6647
    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.animation.Animator.removeListener(android.animation.Animator$AnimatorListener)' on a null object reference
  3. 0

    Demo crashing on API 25

    GitHub | 5 months ago | JoniDS
    java.lang.NullPointerException: Attempt to invoke virtual method 'void com.bluelinelabs.conductor.internal.LifecycleHandler.unregisterForActivityResults(java.lang.String)' on a null object reference
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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'void android.animation.Animator.removeListener(android.animation.Animator$AnimatorListener)' on a null object reference

      at com.bluelinelabs.conductor.changehandler.AnimatorChangeHandler$2.onAnimationEnd()
    2. com.bluelinelabs.conductor
      AnimatorChangeHandler$2.onAnimationEnd
      1. com.bluelinelabs.conductor.changehandler.AnimatorChangeHandler$2.onAnimationEnd(AnimatorChangeHandler.java:170)
      1 frame
    3. Android Platform
      AnimatorSet.cancel
      1. android.animation.AnimatorSet.cancel(AnimatorSet.java:327)
      1 frame
    4. com.bluelinelabs.conductor
      Router.popToRoot
      1. com.bluelinelabs.conductor.changehandler.AnimatorChangeHandler.onAbortPush(AnimatorChangeHandler.java:67)
      2. com.bluelinelabs.conductor.ControllerChangeHandler.abortPush(ControllerChangeHandler.java:113)
      3. com.bluelinelabs.conductor.ControllerChangeHandler.executeChange(ControllerChangeHandler.java:129)
      4. com.bluelinelabs.conductor.Router.performControllerChange(Router.java:615)
      5. com.bluelinelabs.conductor.Router.popToTransaction(Router.java:555)
      6. com.bluelinelabs.conductor.Router.popToRoot(Router.java:201)
      7. com.bluelinelabs.conductor.Router.popToRoot(Router.java:190)
      7 frames