java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.Context android.view.ViewGroup.getContext()' on a null object reference

Stack Overflow | Nidhin Kumar | 5 months ago
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    How to use snackbar in android base adapter

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    java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.Context android.view.ViewGroup.getContext()' on a null object reference
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    GitHub comment 291#151607833

    GitHub | 1 year ago | l3d00m
    java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.Context android.view.ViewGroup.getContext()' on a null object reference

  1. Alexandru Popa 9 times, last 4 weeks ago
  2. Ranjana Dangol 1 times, last 6 months ago
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Root Cause Analysis

  1. java.lang.NullPointerException

    Attempt to invoke virtual method 'android.content.Context android.view.ViewGroup.getContext()' on a null object reference

    at android.support.design.widget.Snackbar.<init>()
  2. android.support.design
    Snackbar.make
    1. android.support.design.widget.Snackbar.<init>(Snackbar.java:180)
    2. android.support.design.widget.Snackbar.make(Snackbar.java:209)
    2 frames
  3. nidhinkumar.gridcam.camerasample
    GridViewImageAdapter$OnImageClickListener.onClick
    1. nidhinkumar.gridcam.camerasample.adapter.GridViewImageAdapter$OnImageClickListener.onClick(GridViewImageAdapter.java:95)
    1 frame
  4. Android Platform
    ActivityThread.main
    1. android.view.View.performClick(View.java:4848)
    2. android.view.View$PerformClick.run(View.java:20260)
    3. android.os.Handler.handleCallback(Handler.java:815)
    4. android.os.Handler.dispatchMessage(Handler.java:104)
    5. android.os.Looper.loop(Looper.java:194)
    6. android.app.ActivityThread.main(ActivityThread.java:5624)
    6 frames
  5. Java RT
    Method.invoke
    1. java.lang.reflect.Method.invoke(Native Method)
    2. java.lang.reflect.Method.invoke(Method.java:372)
    2 frames
  6. Android
    ZygoteInit.main
    1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:959)
    2. com.android.internal.os.ZygoteInit.main(ZygoteInit.java:754)
    2 frames