query: NullPointerException Android Volley
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 60368
negative_passages.text: How to send a JSON object over Request with Android?
negative_passages.docid: 46944
negative_passages.text: Null pointer Exception - findViewById()
negative_passages.docid: 98781
negative_passages.text: android requestLocationUpdates failing
negative_passages.docid: 158745
negative_passages.text: onActivityResult is not being called in Fragment
negative_passages.docid: 98866
negative_passages.text: Null Pointer Exception on getGraphics()
negative_passages.docid: 64200
negative_passages.text: Can Java's NullPointerException be changed to report on which variable was null?
negative_passages.docid: 58054
negative_passages.text: When is it OK to catch NullPointerException?
negative_passages.docid: 28775
negative_passages.text: Unable to catch JsonMappingException
negative_passages.docid: 29271
negative_passages.text: *.xhtml url-pattern causes java.lang.NullPointerException at com.sun.faces.context.flash.ELFlash.loggingGetPhaseMapForReading
negative_passages.docid: 101059
negative_passages.text: Android - android.os.NetworkOnMainThreadException
negative_passages.docid: 146476
negative_passages.text: Java: Why aren't NullPointerExceptions called NullReferenceExceptions?
negative_passages.docid: 77648
negative_passages.text: How to get the result of OnPostExecute() to main activity because AsyncTask is a separate class?
negative_passages.docid: 79586
negative_passages.text: System.NullPointerException: Attempt to de-reference a null object
negative_passages.docid: 70532
negative_passages.text: NullReferenceException after POST
negative_passages.docid: 137692
negative_passages.text: NullPointerException when working with arrays
negative_passages.docid: 23964
negative_passages.text: Why does Java have a "NullPointerException" when there are no pointers in Java?