java.lang.NullPointerException

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

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Solutions on the web21069

  • via GitHub by cketti
    , 6 months ago
    Attempt to invoke virtual method 'int java.lang.String.hashCode()' on a null object reference
  • Attempt to invoke virtual method 'int java.lang.String.hashCode()' on a null object reference
  • Attempt to invoke virtual method 'int java.lang.String.hashCode()' on a null object reference
  • Stack trace

    • java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.String.hashCode()' on a null object reference at com.android.volley.Request.<init>(Request.java:136) at com.android.volley.toolbox.StringRequest.<init>(StringRequest.java:43) at com.example.admin.loginandregister.RegisterDialog$4$3.<init>(RegisterDialog.java:0) at com.example.admin.loginandregister.RegisterDialog$4.onClick(RegisterDialog.java:136) at android.view.View.performClick(View.java:4793) at android.view.View$PerformClick.run(View.java:19902) at android.os.Handler.handleCallback(Handler.java:739) at android.os.Handler.dispatchMessage(Handler.java:95) at android.os.Looper.loop(Looper.java:135) at android.app.ActivityThread.main(ActivityThread.java:5357) at java.lang.reflect.Method.invoke(Native Method) at java.lang.reflect.Method.invoke(Method.java:372) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:952) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:747)

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