java.lang.RuntimeException: Unable to start activity ComponentInfo{com.rajesh.musicmanager/com.rajesh.musicmanager.MainActivity}: java.lang.IllegalArgumentException: Can't have a viewTypeCount < 1

Stack Overflow | user3849690 | 3 years ago
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    Android: error occured while working with custom list adapter

    Stack Overflow | 3 years ago | user3849690
    java.lang.RuntimeException: Unable to start activity ComponentInfo{com.rajesh.musicmanager/com.rajesh.musicmanager.MainActivity}: java.lang.IllegalArgumentException: Can't have a viewTypeCount < 1

    Root Cause Analysis

    1. java.lang.IllegalArgumentException

      Can't have a viewTypeCount < 1

      at android.widget.AbsListView$RecycleBin.setViewTypeCount()
    2. Android Platform
      ListActivity.setListAdapter
      1. android.widget.AbsListView$RecycleBin.setViewTypeCount(AbsListView.java:6498)
      2. android.widget.ListView.setAdapter(ListView.java:486)
      3. android.app.ListActivity.setListAdapter(ListActivity.java:265)
      3 frames
    3. com.rajesh.musicmanager
      MainActivity.onCreate
      1. com.rajesh.musicmanager.MainActivity.onCreate(MainActivity.java:12)
      1 frame
    4. Android Platform
      ActivityThread.main
      1. android.app.Activity.performCreate(Activity.java:5231)
      2. android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087)
      3. android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2159)
      4. android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2245)
      5. android.app.ActivityThread.access$800(ActivityThread.java:135)
      6. android.app.ActivityThread$H.handleMessage(ActivityThread.java:1196)
      7. android.os.Handler.dispatchMessage(Handler.java:102)
      8. android.os.Looper.loop(Looper.java:136)
      9. android.app.ActivityThread.main(ActivityThread.java:5017)
      9 frames
    5. Java RT
      Method.invoke
      1. java.lang.reflect.Method.invokeNative(Native Method)
      2. java.lang.reflect.Method.invoke(Method.java:515)
      2 frames
    6. Android
      ZygoteInit.main
      1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779)
      2. com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595)
      2 frames
    7. Android Platform
      NativeStart.main
      1. dalvik.system.NativeStart.main(Native Method)
      1 frame