JavaStyle bug [4.0pre5]

While trying to beautify the buffer I receive
following messages in Activity Log ( I use jdk 1.4.0
and JEdit 4.0pre5 )

[error] BeanShell: java.lang.VerifyError: (class:
javastyle/JavaStylePlugin$JEditPrettyPrinter, method:
run signature: ()V) Incompatible object argument for
function call
[error] BeanShell: at
javastyle.JavaStylePlugin.beautify
(JavaStylePlugin.java:200)
[error] BeanShell: at
sun.reflect.NativeMethodAccessorImpl.invoke0(Native
Method)
[error] BeanShell: at
sun.reflect.NativeMethodAccessorImpl.invoke
(NativeMethodAccessorImpl.java:39)
[error] BeanShell: at
sun.reflect.DelegatingMethodAccessorImpl.invoke
(DelegatingMethodAccessorImpl.java:25)
[error] BeanShell: at
java.lang.reflect.Method.invoke(Method.java:324)
[error] BeanShell: at bsh.Reflect.invokeMethod
(Reflect.java:363)
[error] BeanShell: at
bsh.Reflect.invokeStaticMethod(Reflect.java:100)
[error] BeanShell: at bsh.Name.invokeMethod
(Name.java:696)
[error] BeanShell: at bsh.BSHMethodInvocation.eval
(BSHMethodInvocation.java:53)
[error] BeanShell: at
bsh.BSHPrimaryExpression.eval
(BSHPrimaryExpression.java:69)
[error] BeanShell: at bsh.BSHBlock.eval
(BSHBlock.java:74)
[error] BeanShell: at
bsh.BshMethod.invokeDeclaredMethod(BshMethod.java:164)
[error] BeanShell: at bsh.NameSpace.invokeMethod
(NameSpace.java:1087)
[error] BeanShell: at bsh.NameSpace.invokeMethod
(NameSpace.java:1059)
[error] BeanShell: at
org.gjt.sp.jedit.BeanShell.runCachedBlock
(BeanShell.java:438)
[error] BeanShell: at
org.gjt.sp.jedit.BeanShellAction.invoke
(BeanShellAction.java:58)
[error] BeanShell: at
org.gjt.sp.jedit.gui.InputHandler.invokeAction
(InputHandler.java:250)
[error] BeanShell: at
org.gjt.sp.jedit.gui.DefaultInputHandler.keyPressed
(DefaultInputHandler.java:254)
[error] BeanShell: at
org.gjt.sp.jedit.textarea.JEditTextArea.processKeyEvent
(JEditTextArea.java:4342)
[error] BeanShell: at
java.awt.Component.processEvent(Component.java:4830)
[error] BeanShell: at
java.awt.Container.processEvent(Container.java:1380)
[error] BeanShell: at
java.awt.Component.dispatchEventImpl
(Component.java:3526)
[error] BeanShell: at
java.awt.Container.dispatchEventImpl
(Container.java:1437)
[error] BeanShell: at
java.awt.Component.dispatchEvent(Component.java:3367)
[error] BeanShell: at
java.awt.KeyboardFocusManager.redispatchEvent
(KeyboardFocusManager.java:1700)
[error] BeanShell: at
java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent
(DefaultKeyboardFocusManager.java:568)
[error] BeanShell: at
java.awt.DefaultKeyboardFocusManager.preDispatchKeyEven
t(DefaultKeyboardFocusManager.java:739)
[error] BeanShell: at
java.awt.DefaultKeyboardFocusManager.typeAheadAssertion
s(DefaultKeyboardFocusManager.java:673)
[error] BeanShell: at
java.awt.DefaultKeyboardFocusManager.dispatchEvent
(DefaultKeyboardFocusManager.java:534)
[error] BeanShell: at
java.awt.Component.dispatchEventImpl
(Component.java:3396)
[error] BeanShell: at
java.awt.Container.dispatchEventImpl
(Container.java:1437)
[error] BeanShell: at
java.awt.Window.dispatchEventImpl(Window.java:1566)
[error] BeanShell: at
java.awt.Component.dispatchEvent(Component.java:3367)
[error] BeanShell: at
java.awt.EventQueue.dispatchEvent(EventQueue.java:445)
[error] BeanShell: at
java.awt.EventDispatchThread.pumpOneEventForHierarchy
(EventDispatchThread.java:190)
[error] BeanShell: at
java.awt.EventDispatchThread.pumpEventsForHierarchy
(EventDispatchThread.java:144)
[error] BeanShell: at
java.awt.EventDispatchThread.pumpEvents
(EventDispatchThread.java:138)
[error] BeanShell: at
java.awt.EventDispatchThread.pumpEvents
(EventDispatchThread.java:130)
[error] BeanShell: at
java.awt.EventDispatchThread.run
(EventDispatchThread.java:98)