I've got the same problem on RH7.2 and this is what mine says when i do the java -version.

I downloaded the new Java stuff and installed it (i think). am I right?

I'm using the KDE desktop also.

[root@v phex_0.6.3]# java -version
Kaffe Virtual Machine
Copyright (c) 1996-2000
Transvirtual Technologies, Inc. All rights reserved
Engine: Just-in-time v3 Version: 1.0.6 Java Version: 1.1
[root@v phex_0.6.3]#