java.lang.RuntimeException: Unable to start activity ComponentInfo{ir.homa/ir.homa.HotelDetail}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ListView.setAdapter(android.widget.ListAdapter)' on a null object reference

Stack Overflow | Mohammadreza | 4 months ago
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    Attempt to invoke virtual method 'void android.widget.ListView.setAdapter(android.widget.ListAdapter)' on a null object reference fatal error

    Stack Overflow | 4 months ago | Mohammadreza
    java.lang.RuntimeException: Unable to start activity ComponentInfo{ir.homa/ir.homa.HotelDetail}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ListView.setAdapter(android.widget.ListAdapter)' on a null object reference
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    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ListView.setAdapter(android.widget.ListAdapter)' on a null object reference
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    developpez.net | 1 year ago
    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ListView.setAdapter(android.widget.ListAdapter)' on a null object reference

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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'void android.widget.ListView.setAdapter(android.widget.ListAdapter)' on a null object reference

      at ir.homa.HotelDetail.onCreate()
    2. ir.homa
      HotelDetail.onCreate
      1. ir.homa.HotelDetail.onCreate(HotelDetail.java:43)
      1 frame
    3. Android Platform
      ActivityThread.performLaunchActivity
      1. android.app.Activity.performCreate(Activity.java:5937)
      2. android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1105)
      3. android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2251)
      3 frames