NullPointerException is a runtime exception that occurs when a program tries to access or use an object reference that is null.

• It is a common exception in Java programming.

• It is thrown when a program ...read more

Assign no value to pointer

A NullPointerException is thrown at runtime whenever your program attempts to use a null as if it was a real reference. For example, if you write this: public class Test { public static void main(Stri...read more