widget compilation fail with vaadin 6.5

Hi,
I'm trying to use toolbox add-on with vaadin 6.5, but the widgetset compilation fail:

Compiling module com.nellarmonia.epmc.servlet.ToolboxWidgetset
Validating newly compiled units
[ERROR] Errors in 'jar:file:/C:/Users/ski/.m2/repository/org/vaadin/addons/toolbox/0.3.0/toolbox-0.3.0.jar!/org/vaadin/johan/client/ui/VToolbox.java'
[ERROR] Line 3: The import java.awt cannot be resolved
[ERROR] Errors in 'jar:file:/C:/Users/sk/.m2/repository/org/vaadin/addons/toolbox/0.3.0/toolbox-0.3.0.jar!/org/vaadin/johan/client/ui/VToolboxBase.java'
[ERROR] Line 94: The method setShadowEnabled(boolean) is undefined for the type VToolboxBase
Scanning for additional dependencies: jar:file:/C:/Users/ski/.m2/repository/com/vaadin/vaadin/6.5.0/vaadin-6.5.0.jar!/com/vaadin/terminal/gwt/client/WidgetSet.java
Computing all possible rebind results for 'com.vaadin.terminal.gwt.client.WidgetMap'
Rebinding com.vaadin.terminal.gwt.client.WidgetMap
Invoking generator com.vaadin.terminal.gwt.widgetsetutils.EagerWidgetMapGenerator
Detecting Vaadin components in classpath to generate WidgetMapImpl.java ...
[ERROR]7 févr. 2012 17:27:10 com.vaadin.terminal.gwt.widgetsetutils.ClassPathExplorer getPaintablesHavingWidgetAnnotation
[ERROR]INFO: Searching for paintables..
[WARN] Widget class org.vaadin.johan.client.ui.VToolbox was not found. The component org.vaadin.johan.Toolbox will not be included in the widgetset.

do someone have an idea?