query: NullPointerException while referencing checkboxes in another class?
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 2116
negative_passages.text: IllegalArgumentException or NullPointerException for a null parameter?
negative_passages.docid: 64200
negative_passages.text: Can Java's NullPointerException be changed to report on which variable was null?
negative_passages.docid: 66284
negative_passages.text: NullPointerException when Creating an Array of objects
negative_passages.docid: 1816
negative_passages.text: Non-static variable cannot be referenced from a static context
negative_passages.docid: 79586
negative_passages.text: System.NullPointerException: Attempt to de-reference a null object
negative_passages.docid: 144658
negative_passages.text: System.NullPointerException: Attempt to de-reference a null object ,sravn
negative_passages.docid: 14109
negative_passages.text: Checkboxes: how do I set the default values or show the user defined values using Form API?
negative_passages.docid: 37988
negative_passages.text: System.NullPointerException: Attempt to de-reference a null object:
negative_passages.docid: 68787
negative_passages.text: Why The constructor ArrayAdapter(new View.OnKeyListener(){}, int, String[]) is undefined
negative_passages.docid: 92797
negative_passages.text: How to debug NullPointerException in selenium-java
negative_passages.docid: 33103
negative_passages.text: How come invoking a (static) method on a null reference doesn't throw NullPointerException?
negative_passages.docid: 117344
negative_passages.text: Crash when using performSelector: with a SEL passed from another class
negative_passages.docid: 127599
negative_passages.text: Odd situation for "cannot reference this before supertype constructor has been called"
negative_passages.docid: 98780
negative_passages.text: Test Method throwing null pointer exception on custom setting
negative_passages.docid: 480
negative_passages.text: What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it?
negative_passages.docid: 156400
negative_passages.text: NullReferenceException when using NUnit