Install the resources addon in ~/.forge Start the eclipse plugin Try to open any wizard The following exception should be thrown: org.jboss.forge.container.exception.ContainerException: Could not invoke proxy method [org.jboss.forge.convert.impl.ConverterFactoryImpl_$$_javassist_13.getConverter()] in ClassLoader [ModuleClassLoader for Module "org.jboss.forge.convert:2.0.0-SNAPSHOT_ecec173c-f45c-4d17-bc06-3d387b53f53c" from AddonModuleLoader] at org.jboss.forge.proxy.ClassLoaderAdapterCallback$1.call(ClassLoaderAdapterCallback.java:81) at org.jboss.forge.container.util.ClassLoaders.executeIn(ClassLoaders.java:34) at org.jboss.forge.proxy.ClassLoaderAdapterCallback.invoke(ClassLoaderAdapterCallback.java:52) at org.jboss.forge.convert.ConverterFactory_$$_javassist_11.getConverter(ConverterFactory_$$_javassist_11.java) at org.jboss.tools.forge.ui.ext.wizards.ForgeWizard.createContext(ForgeWizard.java:64) at org.jboss.tools.forge.ui.ext.wizards.ForgeWizard.<init>(ForgeWizard.java:54) at org.jboss.tools.forge.ui.ext.dialog.UICommandListDialog.openWizard(UICommandListDialog.java:84) at org.jboss.tools.forge.ui.ext.dialog.UICommandListDialog.access$0(UICommandListDialog.java:82) at org.jboss.tools.forge.ui.ext.dialog.UICommandListDialog$1.widgetDefaultSelected(UICommandListDialog.java:68) at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:119) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1276) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3562) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3186) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1045) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:940) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:86) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:587) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:542) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:601) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584) at org.eclipse.equinox.launcher.Main.run(Main.java:1438) at org.eclipse.equinox.launcher.Main.main(Main.java:1414) Caused by: java.lang.reflect.InvocationTargetException at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:601) at org.jboss.forge.proxy.ClassLoaderAdapterCallback$1.call(ClassLoaderAdapterCallback.java:75) ... 35 more Caused by: org.jboss.forge.container.exception.ContainerException: Failed during invocation of proxy method [org.jboss.forge.convert.impl.ConverterFactoryImpl.getConverter()] in ClassLoader [ModuleClassLoader for Module "org.jboss.forge.convert:2.0.0-SNAPSHOT_ecec173c-f45c-4d17-bc06-3d387b53f53c" from AddonModuleLoader] at org.jboss.forge.proxy.ClassLoaderInterceptor$1.call(ClassLoaderInterceptor.java:53) at org.jboss.forge.container.util.ClassLoaders.executeIn(ClassLoaders.java:34) at org.jboss.forge.proxy.ClassLoaderInterceptor.invoke(ClassLoaderInterceptor.java:60) at org.jboss.forge.convert.impl.ConverterFactoryImpl_$$_javassist_13.getConverter(ConverterFactoryImpl_$$_javassist_13.java) ... 40 more Caused by: java.lang.reflect.InvocationTargetException at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:601) at org.jboss.forge.proxy.ClassLoaderInterceptor$1.call(ClassLoaderInterceptor.java:45) ... 43 more Caused by: java.lang.ClassCastException: org.jboss.forge.resource.converter.ResourceConverterGenerator_$$_javassist_14 cannot be cast to org.jboss.forge.convert.ConverterGenerator at org.jboss.forge.convert.impl.ConverterFactoryImpl.getConverter(ConverterFactoryImpl.java:36)