query: Unexplained NullPointerException
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 3889
negative_passages.text: Why am I getting a NoClassDefFoundError in Java?
negative_passages.docid: 120566
negative_passages.text: Compare two objects in Java with possible null values
negative_passages.docid: 10867
negative_passages.text: How to avoid ArrayIndexOutOfBoundsException or IndexOutOfBoundsException?
negative_passages.docid: 80292
negative_passages.text: Handling unhandled exceptions problem
negative_passages.docid: 69771
negative_passages.text: NullPointerException when setting attribute?
negative_passages.docid: 45196
negative_passages.text: Calling class method through NULL class pointer
negative_passages.docid: 24534
negative_passages.text: frequent issues arising in android view, Error parsing XML: unbound prefix
negative_passages.docid: 35016
negative_passages.text: java.lang.NullPointerException at org.primefaces.component.datatable.feature.FilterFeature.filter
negative_passages.docid: 45869
negative_passages.text: Why null cast a parameter?
negative_passages.docid: 141129
negative_passages.text: InputStream returning NullPointerException (Java)
negative_passages.docid: 480
negative_passages.text: What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it?
negative_passages.docid: 68222
negative_passages.text: Reference to undeclared entity exception while working with XML
negative_passages.docid: 133927
negative_passages.text: Java variable might not have been initialized?
negative_passages.docid: 149666
negative_passages.text: Why can't a null-reference exception name the object that has a null reference?
negative_passages.docid: 134010
negative_passages.text: Can Visual Studio tell me which reference threw a NullReferenceException?
negative_passages.docid: 55274
negative_passages.text: Java: Exception itself is null