java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.String.length()' on a null object reference

  1. 0

    java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.String.length()'

    Stack Overflow | 1 week ago | Himanshu Agnihotri
    java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.String.length()' on a null object reference
  2. 0

    Login and Registration Fatal Exception

    Stack Overflow | 10 months ago | Mario Giordano Bueno Sarmiento
    java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.String.hashCode()' on a null object reference
  3. 0

    Android Help: User Session Management using Shared Preferences

    androidrefer.com | 3 months ago
    java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.String.hashCode()' on a null object reference at com.android.volley.Request.\u003cinit>(Request.java:136) at com.android.volley.toolbox.StringRequest.\u003cinit>(StringRequest.java:43) at info.androidhive.loginandregistration.activity.RegisterActivity$5.\u003cinit>(RegisterActivity.java:173)
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  5. 0

    Fatal Error App stopped working

    Stack Overflow | 9 months ago | k31453
    java.lang.NullPointerException: Attempt to invoke virtual method 'android.text.Editable android.widget.EditText.getText()' on a null object reference
  6. 0

    Login activity Android error

    Stack Overflow | 1 year ago | Rodrigo
    java.lang.NullPointerException

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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'int java.lang.String.length()' on a null object reference

      at okhttp3.HttpUrl.canonicalize()
    2. okhttp3
      FormBody$Builder.add
      1. okhttp3.HttpUrl.canonicalize(HttpUrl.java:1577)
      2. okhttp3.FormBody$Builder.add(FormBody.java:110)
      2 frames
    3. amplinno.com.visitors
      RegisterActivity$ButtonClick.onClick
      1. amplinno.com.visitors.RegisterActivity.registerMobileService(RegisterActivity.java:401)
      2. amplinno.com.visitors.RegisterActivity.btnVerifyOkClicked(RegisterActivity.java:190)
      3. amplinno.com.visitors.RegisterActivity$ButtonClick.onClick(RegisterActivity.java:150)
      3 frames
    4. Android Platform
      ActivityThread.main
      1. android.view.View.performClick(View.java:5204)
      2. android.view.View$PerformClick.run(View.java:21153)
      3. android.os.Handler.handleCallback(Handler.java:739)
      4. android.os.Handler.dispatchMessage(Handler.java:95)
      5. android.os.Looper.loop(Looper.java:148)
      6. android.app.ActivityThread.main(ActivityThread.java:5417)
      6 frames
    5. Java RT
      Method.invoke
      1. java.lang.reflect.Method.invoke(Native Method)
      1 frame
    6. Android
      ZygoteInit.main
      1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
      2. com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
      2 frames