# Uses of Class
java.lang.IncompatibleClassChangeError

Packages that use IncompatibleClassChangeError
Package
Description
java.lang
Provides classes that are fundamental to the design of the Java programming language.

- ## Uses of IncompatibleClassChangeError in java.lang

  Subclasses of IncompatibleClassChangeError in java.lang
  Modifier and Type
  Class
  Description
  `class`
  `AbstractMethodError`
  Thrown when an application tries to call an abstract method.
  `class`
  `IllegalAccessError`
  Thrown if an application attempts to access or modify a field, or to call a method that it does not have access to.
  `class`
  `InstantiationError`
  Thrown when an application tries to use the Java `new` construct to instantiate an abstract class or an interface.
  `class`
  `NoSuchFieldError`
  Thrown if an application tries to access or modify a specified field of an object, and that object no longer has that field.
  `class`
  `NoSuchMethodError`
  Thrown if an application tries to call a specified method of a class (either static or instance), and that class no longer has a definition of that method.