query: Attempt to invoke virtual method: has an error java.lang.NullPointerException
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 80299
negative_passages.text: Java Error: Cannot make a static reference to the non-static method
negative_passages.docid: 33103
negative_passages.text: How come invoking a (static) method on a null reference doesn't throw NullPointerException?
negative_passages.docid: 8808
negative_passages.text: Strange Java null behavior in Method Overloading
negative_passages.docid: 9814
negative_passages.text: Trouble with calling method
negative_passages.docid: 55274
negative_passages.text: Java: Exception itself is null
negative_passages.docid: 119573
negative_passages.text: NullPointerException in Java with no StackTrace
negative_passages.docid: 88764
negative_passages.text: java.lang.IllegalStateException: Illegal attempt to set ViewHandler after a response has been rendered
negative_passages.docid: 15836
negative_passages.text: Cannot refer to a non-final variable inside an inner class defined in a different method
negative_passages.docid: 42958
negative_passages.text: Method Overloading for null argument
negative_passages.docid: 53319
negative_passages.text: ArgumentException or ArgumentNullException for string parameters?
negative_passages.docid: 155627
negative_passages.text: Keyword 'this' (Me) is not available calling the base constructor
negative_passages.docid: 10581
negative_passages.text: Avoiding NullPointerException in Java
negative_passages.docid: 94335
negative_passages.text: How are virtual functions and vtable implemented?
negative_passages.docid: 115292
negative_passages.text: virtual function calls in constructor and destructor
negative_passages.docid: 79246
negative_passages.text: virtual methods
negative_passages.docid: 95
negative_passages.text: Calling virtual functions inside constructors