java.lang.NullPointerException: Attempt to invoke virtual method 'android.text.Editable android.widget.EditText.getText()' on a null object reference

Stack Overflow | Tran Hai | 5 months ago
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    Send back information from Dialog to Activity using Interface

    Stack Overflow | 5 months ago | Tran Hai
    java.lang.NullPointerException: Attempt to invoke virtual method 'android.text.Editable android.widget.EditText.getText()' on a null object reference

    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'android.text.Editable android.widget.EditText.getText()' on a null object reference

      at com.example.rubit1359.tudu.ui.dialog.TaskEditDialog$2.onClick()
    2. com.example.rubit1359
      TaskEditDialog$2.onClick
      1. com.example.rubit1359.tudu.ui.dialog.TaskEditDialog$2.onClick(TaskEditDialog.java:49)
      1 frame
    3. Android
      AlertController$ButtonHandler.handleMessage
      1. com.android.internal.app.AlertController$ButtonHandler.handleMessage(AlertController.java:167)
      1 frame
    4. Android Platform
      ActivityThread.main
      1. android.os.Handler.dispatchMessage(Handler.java:111)
      2. android.os.Looper.loop(Looper.java:194)
      3. android.app.ActivityThread.main(ActivityThread.java:5637)
      3 frames
    5. Java RT
      Method.invoke
      1. java.lang.reflect.Method.invoke(Native Method)
      2. java.lang.reflect.Method.invoke(Method.java:372)
      2 frames
    6. Android
      ZygoteInit.main
      1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:960)
      2. com.android.internal.os.ZygoteInit.main(ZygoteInit.java:755)
      2 frames