"initialization error: class file has wrong version" message in JDeveloper 10.1.2.x
- by cristobal.soto@oracle.com
The "initialization error: class file has wrong version" has become a somewhat recurrent error message thrown by JDeveloper 10.1.2.x as newer JDKs have been released in the last years. Note that JDeveloper 10.1.2 was developed to run with JDK 1.4.2.
The reasons for this error message to be thrown include:
A JDK version higher than 1.4.2 is…