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 | 6 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 | 6 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
    Initialize the variable before calling a method on it.
  3. 0
    Use 'dialog' to access views from custom_layout layout.
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  5. 0
    The resource was accessed after it was dismissed.
  6. 0
    The parsed JSON does not contains the requested field.

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    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