java.lang.NullPointerException

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  • Intent is not working in my RecyclerView
    via by Unknown author,
    • java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String android.content.Context.getPackageName()' on a null object reference at android.content.ContextWrapper.getPackageName(ContextWrapper.java:131) at android.content.ComponentName.<init>(ComponentName.java:77) at android.content.Intent.<init>(Intent.java:4011) at com.example.project.main.Login_Activity.LoginSuccess(Login_Activity.java:138) at com.example.project.json.JSON_Factory_Return_Handler.JSON_Factory_Retrun(JSON_Factory_Return_Handler.java:27) at com.example.project.json.JSON_Factory_Test.onPostExecute(JSON_Factory_Test.java:49) at com.example.project.json.JSON_Factory_Test.onPostExecute(JSON_Factory_Test.java:1) at android.os.AsyncTask.finish(AsyncTask.java:632) at android.os.AsyncTask.access$600(AsyncTask.java:177) at android.os.AsyncTask$InternalHandler.handleMessage(AsyncTask.java:645) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:135) at android.app.ActivityThread.main(ActivityThread.java:5070) 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:836) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:631)

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