java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.LinearLayoutManager.scrollToPosition(int)' on a null object reference

GitHub | PongPloy2016 | 3 months ago
  1. 0

    hey i Error catch Attempt to invoke virtual method 'void android.support.v7.widget.LinearLayoutManager.scrollToPosition(int)' on a null object reference

    GitHub | 3 months ago | PongPloy2016
    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.LinearLayoutManager.scrollToPosition(int)' on a null object reference
  2. 0

    Demo展示中非常多崩溃

    GitHub | 4 months ago | wenmingvs
    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.LinearLayoutManager.scrollToPosition(int)' on a null object reference
  3. 0

    Demo展示中存在崩溃

    GitHub | 4 months ago | wenmingvs
    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.LinearLayoutManager.scrollToPosition(int)' on a null object reference
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  5. 0

    appcompat show progress in action bar causes NPE

    Stack Overflow | 2 years ago | Mark
    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.internal.widget.ProgressBarCompat.setVisibility(int)' on a null object reference
  6. 0

    GitHub comment 21#168194762

    GitHub | 11 months ago | B--B
    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.SearchView.setImeOptions(int)' on a null object reference

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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'void android.support.v7.widget.LinearLayoutManager.scrollToPosition(int)' on a null object reference

      at com.marshalchen.ultimaterecyclerview.demo.loadmoredemo.PullToRefreshActivity$5$1.run()
    2. com.marshalchen.ultimaterecyclerview
      PullToRefreshActivity$5$1.run
      1. com.marshalchen.ultimaterecyclerview.demo.loadmoredemo.PullToRefreshActivity$5$1.run(PullToRefreshActivity.java:262)
      1 frame
    3. Android Platform
      ActivityThread.main
      1. android.os.Handler.handleCallback(Handler.java:739)
      2. android.os.Handler.dispatchMessage(Handler.java:95)
      3. android.os.Looper.loop(Looper.java:135)
      4. android.app.ActivityThread.main(ActivityThread.java:5318)
      4 frames
    4. Java RT
      Method.invoke
      1. java.lang.reflect.Method.invoke(Native Method)
      2. java.lang.reflect.Method.invoke(Method.java:372)
      2 frames
    5. Android
      ZygoteInit.main
      1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:922)
      2. com.android.internal.os.ZygoteInit.main(ZygoteInit.java:717)
      2 frames