ClassNotFoundException or NoClassDefFoundError occured after migrating between different versions of JDK or different implementations of JDK (Oracle JDK and OpenJDK, etc)
Issue
ClassNotFoundExceptionorNoClassDefFoundErroroccurred after migrating between different versions of JDK or different implementations of JDK (Oracle JDK and OpenJDK, etc).ClassNotFoundExceptionorNoClassDefFoundErroris thrown due to lack of classes in the packages likesun.*andcom.sun.*, which are not standard API.
Environment
- Red Hat build of OpenJDK
- Oracle JDK
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