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java.lang.UnsupportedClassVersionError: Bad version number in .class file at java.lang.ClassLoader.defineClass2(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.java:720) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:160) at java.net.URLClassLoader.defineClass(URLClassLoader.java:254) at java.net.URLClassLoader.access$100(URLClassLoader.java:56) at java.net.URLClassLoader$1.run(URLClassLoader.java:195) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:188) at java.lang.ClassLoader.loadClass(ClassLoader.java:307) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:268) at java.lang.ClassLoader.loadClass(ClassLoader.java:252) at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320) at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Class.java:164) at oracle.jrad.tools.util.ConnectUtils.getDBConnection(ConnectUtils.java:149) at oracle.jrad.tools.xml.importer.JPXImporter.doImport(JPXImporter.java:133) at oracle.jrad.tools.xml.importer.JPXImporter.processJPXFile(JPXImporter.java:276) at oracle.jrad.tools.xml.importer.JPXImporter.main(JPXImporter.java:110)