java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.res.Resources android.content.Context.getResources()' on a null object reference

Stack Overflow | Victor Vicari | 4 months ago
  1. 0

    Add component with Floating Action Button

    Stack Overflow | 4 months ago | Victor Vicari
    java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.res.Resources android.content.Context.getResources()' on a null object reference
  2. 0

    Binary XML file line #55: Error inflating class Spinner

    Stack Overflow | 3 months ago | Savinda Keshan
    java.lang.RuntimeException: Unable to start activity ComponentInfo{com.travelsmart.fourloop.travelsmart/com.travelsmart.fourloop.travelsmart.SignupSP1}: android.view.InflateException: Binary XML file line #55: Error inflating class Spinner
  3. 0
    The resource was accessed after it was dismissed.
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  5. 0
    Initialize the variable before calling a method on it.
  6. 0
    Use 'dialog' to access views from custom_layout layout.

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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'android.content.res.Resources android.content.Context.getResources()' on a null object reference

      at android.view.ViewConfiguration.get()
    2. Android Platform
      Spinner.<init>
      1. android.view.ViewConfiguration.get(ViewConfiguration.java:364)
      2. android.view.View.<init>(View.java:3788)
      3. android.view.View.<init>(View.java:3892)
      4. android.view.ViewGroup.<init>(ViewGroup.java:573)
      5. android.widget.AdapterView.<init>(AdapterView.java:246)
      6. android.widget.AbsSpinner.<init>(AbsSpinner.java:70)
      7. android.widget.Spinner.<init>(Spinner.java:232)
      8. android.widget.Spinner.<init>(Spinner.java:199)
      9. android.widget.Spinner.<init>(Spinner.java:154)
      10. android.widget.Spinner.<init>(Spinner.java:139)
      11. android.widget.Spinner.<init>(Spinner.java:112)
      11 frames
    3. com.example.victorvicari
      MainActivity$1.onClick
      1. com.example.victorvicari.actionbarteste.Fragments.Fase2Fragment.addSpinner(Fase2Fragment.java:81)
      2. com.example.victorvicari.actionbarteste.MainActivity$1.onClick(MainActivity.java:70)
      2 frames
    4. Android Platform
      ActivityThread.main
      1. android.view.View.performClick(View.java:5198)
      2. android.view.View$PerformClick.run(View.java:21147)
      3. android.os.Handler.handleCallback(Handler.java:739)
      4. android.os.Handler.dispatchMessage(Handler.java:95)
      5. android.os.Looper.loop(Looper.java:148)
      6. android.app.ActivityThread.main(ActivityThread.java:5417)
      6 frames
    5. Java RT
      Method.invoke
      1. java.lang.reflect.Method.invoke(Native Method)
      1 frame
    6. Android
      ZygoteInit.main
      1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
      2. com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
      2 frames