IncompatibleClassChangeError (Java Platform SE 8 )
Keywords: java.lang.IncompatibleClassChangeError class
Date: 2026-04-17

compact1, compact2, compact3
java.lang

## Class IncompatibleClassChangeError

- java.lang.Object
- - java.lang.Throwable
  - - java.lang.Error
    - - java.lang.LinkageError
      - - java.lang.IncompatibleClassChangeError

- All Implemented Interfaces:
    Serializable
  Direct Known Subclasses:
    AbstractMethodError, IllegalAccessError, InstantiationError, NoSuchFieldError, NoSuchMethodError

      public class IncompatibleClassChangeError
      extends LinkageError

  Thrown when an incompatible class change has occurred to some class definition. The definition of some class, on which the currently executing method depends, has since changed.
  Since:
    JDK1.0
  See Also:
    Serialized Form

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `IncompatibleClassChangeError()` Constructs an `IncompatibleClassChangeError` with no detail message.
    `IncompatibleClassChangeError(String s)` Constructs an `IncompatibleClassChangeError` with the specified detail message.

  - ### Method Summary

    - ### Methods inherited from class java.lang.Throwable

      `addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString`

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

- - ### Constructor Detail

    - #### IncompatibleClassChangeError

          public IncompatibleClassChangeError()

      Constructs an `IncompatibleClassChangeError` with no detail message.

    - #### IncompatibleClassChangeError

          public IncompatibleClassChangeError(String s)

      Constructs an `IncompatibleClassChangeError` with the specified detail message.
      Parameters:
        `s` - the detail message.

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