Do you have same problem?

jEdit 4.3pre15 java 1.6.0_02 windows xp

java.lang.ClassNotFoundException: com.incors.plaf.kunststoff.KunststoffLookAndFeel
at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:276)
at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:247)
at javax.swing.SwingUtilities.loadSystemClass(SwingUtilities.java:1848)
at javax.swing.UIManager.setLookAndFeel(UIManager.java:580)
at org.gjt.sp.jedit.jEdit.initPLAF(jEdit.java:3393)
at org.gjt.sp.jedit.jEdit.main(jEdit.java:418)