java.lang.NullPointerException

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    Volley JsonObjectRequest send headers in GET Request

    Stack Overflow | 1 year ago | Akshay Bhasin
    java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.String.hashCode()' on a null object reference
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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at com.android.volley.Request.<init>()
    2. Android-Volley Library
      JsonObjectRequest.<init>
      1. com.android.volley.Request.<init>(Request.java:129)
      2. com.android.volley.toolbox.JsonRequest.<init>(JsonRequest.java:58)
      3. com.android.volley.toolbox.JsonObjectRequest.<init>(JsonObjectRequest.java:48)
      3 frames
    3. my.package.name
      RequestHandler.performRequest
      1. my.package.name.RequestHandler.performRequest(RequestHandler.java:68)
      1 frame