java.lang.NullPointerException: Attempt to invoke virtual method 'android.support.v7.app.AlertDialog android.support.v7.app.AlertDialog$Builder.create()' on a null object reference

Stack Overflow | Shino Rascal | 4 months ago
  1. 0

    Attempt to invoke virtual method 'android.support.v7.app.AlertDialog android.support.v7.app.AlertDialog$Builder.create()' on a null object reference

    Stack Overflow | 4 months ago | Shino Rascal
    java.lang.NullPointerException: Attempt to invoke virtual method 'android.support.v7.app.AlertDialog android.support.v7.app.AlertDialog$Builder.create()' on a null object reference
  2. 0

    Add ProGuard configuration

    GitHub | 1 year ago | Nimrodda
    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.app.ao.a(android.support.v7.c.o)' on a null object reference
  3. 0

    App Crashes after moving main recycler view from content_main to another layout in my res files

    Stack Overflow | 4 months ago | Anfernee
    java.lang.RuntimeException: Unable to start activity ComponentInfo{pv.devclub.spartans/pv.devclub.spartans.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.RecyclerView.setLayoutManager(android.support.v7.widget.RecyclerView$LayoutManager)' on a null object reference
  4. Speed up your debug routine!

    Automated exception search integrated into your IDE

  5. 0

    java.lang.RuntimeException: Unable to start activity ComponentInfo{nl.hnogames.domoticz/nl.hnogames.domoticz.GraphActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'android.support.v7.app.ActionBar android.support.v7.app.AppCompatActivity.getSupportActionBar()' on a null object reference

    GitHub | 9 months ago | galadril
    java.lang.RuntimeException: Unable to start activity ComponentInfo{nl.hnogames.domoticz/nl.hnogames.domoticz.GraphActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'android.support.v7.app.ActionBar android.support.v7.app.AppCompatActivity.getSupportActionBar()' on a null object reference
  6. 0

    AsyncTask RecyclerView NullPointerException

    Stack Overflow | 5 months ago | Alan
    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.RecyclerView.setAdapter(android.support.v7.widget.RecyclerView$Adapter)' on a null object reference

    Not finding the right solution?
    Take a tour to get the most out of Samebug.

    Tired of useless tips?

    Automated exception search integrated into your IDE

    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'android.support.v7.app.AlertDialog android.support.v7.app.AlertDialog$Builder.create()' on a null object reference

      at com.example.study.Splash.checking()
    2. com.example.study
      Splash$2.run
      1. com.example.study.Splash.checking(Splash.java:66)
      2. com.example.study.Splash$2.run(Splash.java:51)
      2 frames