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

Stack Overflow | Rikhil Shah | 2 months ago
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  1. 0

    Attempt to invoke virtual method 'java.lang.String java.lang.Object.toString()' on a null object reference?

    Stack Overflow | 2 months ago | Rikhil Shah
    java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String java.lang.Object.toString()' on a null object reference
  2. 0
    samebug tip
    Initialize the variable before calling a method on it.
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    samebug tip
    Use 'dialog' to access views from custom_layout layout.
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    You're probably trying to use the intent in a wrong way. Try using "context.bindService(intent, serviceConnection, boolean);" or "context.startService(intent);"
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    samebug tip
    The resource was accessed after it was dismissed.

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    Root Cause Analysis

    1. java.lang.NullPointerException

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

      at com.example.rikhi.chores.MainActivity$1.onDataChange()
    2. com.example.rikhi
      MainActivity$1.onDataChange
      1. com.example.rikhi.chores.MainActivity$1.onDataChange(MainActivity.java:64)
      1 frame