java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.odai.playwithme/com.example.odai.playwithme.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.TextView.setOnClickListener(android.view.View$OnClickListener)' on a null object reference

Stack Overflow | ODDdaaaaai | 7 months ago
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    Implementing ButterKnife giving NullPointer Exception

    Stack Overflow | 7 months ago | ODDdaaaaai
    java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.odai.playwithme/com.example.odai.playwithme.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.TextView.setOnClickListener(android.view.View$OnClickListener)' on a null object reference
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    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.TextView.setOnClickListener(android.view.View$OnClickListener)' on a null object reference
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    Stack Overflow | 2 months ago | Tarik Hodzic
    java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.android.musicplayer/com.example.android.musicplayer.ArtistLibrary}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.TextView.setOnClickListener(android.view.View$OnClickListener)' on a null object reference
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    GitHub comment 255#238019214

    GitHub | 4 months ago | DHGHH
    java.lang.RuntimeException: Unable to start activity ComponentInfo{com.bbk.app.main/com.bbk.hh.app.mine.MineActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.TextView.setOnClickListener(android.view.View$OnClickListener)' on a null object reference

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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'void android.widget.TextView.setOnClickListener(android.view.View$OnClickListener)' on a null object reference

      at com.example.odai.playwithme.MainActivity.onCreate()
    2. com.example.odai
      MainActivity.onCreate
      1. com.example.odai.playwithme.MainActivity.onCreate(MainActivity.java:22)
      1 frame
    3. Android Platform
      ActivityThread.main
      1. android.app.Activity.performCreate(Activity.java:6248)
      2. android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1125)
      3. android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2437)
      4. android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2544)
      5. android.app.ActivityThread.access$900(ActivityThread.java:150)
      6. android.app.ActivityThread$H.handleMessage(ActivityThread.java:1394)
      7. android.os.Handler.dispatchMessage(Handler.java:102)
      8. android.os.Looper.loop(Looper.java:168)
      9. android.app.ActivityThread.main(ActivityThread.java:5845)
      9 frames
    4. Java RT
      Method.invoke
      1. java.lang.reflect.Method.invoke(Native Method)
      1 frame
    5. Android
      ZygoteInit.main
      1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:797)
      2. com.android.internal.os.ZygoteInit.main(ZygoteInit.java:687)
      2 frames