Ivy Eclipse插件错误

我的EclipseLuna服务版本1（4.4.1）中安装了IvyEclipse插件

创建my ivy.xml并选择Add ivy Library后，日志文件中出现以下错误：

!ENTRY org.eclipse.ui 4 0 2014-10-20 10:58:31.796
!MESSAGE Unhandled event loop exception
!STACK 0
org.eclipse.e4.core.di.InjectionException: java.lang.ClassCastException: org.eclipse.osgi.internal.framework.EquinoxConfiguration$1 cannot be cast to java.lang.String
    at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:62)
    at org.eclipse.e4.core.internal.di.InjectorImpl.invokeUsingClass(InjectorImpl.java:247)
    at org.eclipse.e4.core.internal.di.InjectorImpl.invoke(InjectorImpl.java:229)
    at org.eclipse.e4.core.contexts.ContextInjectionFactory.invoke(ContextInjectionFactory.java:132)
    at org.eclipse.e4.core.commands.internal.HandlerServiceHandler.execute(HandlerServiceHandler.java:149)
    at org.eclipse.core.commands.Command.executeWithChecks(Command.java:499)
    at org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(ParameterizedCommand.java:508)
    at org.eclipse.e4.core.commands.internal.HandlerServiceImpl.executeHandler(HandlerServiceImpl.java:210)
    at org.eclipse.e4.ui.workbench.renderers.swt.HandledContributionItem.executeItem(HandledContributionItem.java:825)
    at org.eclipse.e4.ui.workbench.renderers.swt.HandledContributionItem.handleWidgetSelection(HandledContributionItem.java:701)
    at org.eclipse.e4.ui.workbench.renderers.swt.HandledContributionItem.access$6(HandledContributionItem.java:685)
    at org.eclipse.e4.ui.workbench.renderers.swt.HandledContributionItem$4.handleEvent(HandledContributionItem.java:613)
    at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
    at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4353)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1061)
    at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4172)
    at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1151)
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1032)
    at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:148)
    at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:636)
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
    at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:579)
    at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150)
    at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:135)
    at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:380)
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:235)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:648)
    at org.eclipse.equinox.launcher.Main.basicRun(Main.java:603)
    at org.eclipse.equinox.launcher.Main.run(Main.java:1465)
    at org.eclipse.equinox.launcher.Main.main(Main.java:1438)
Caused by: java.lang.ClassCastException: org.eclipse.osgi.internal.framework.EquinoxConfiguration$1 cannot be cast to java.lang.String
    at org.apache.ivy.core.settings.IvySettings.addAllVariables(IvySettings.java:610)
    at org.apache.ivy.core.settings.IvySettings.addAllVariables(IvySettings.java:604)
    at org.apache.ivy.core.settings.IvySettings.addSystemProperties(IvySettings.java:308)
    at org.apache.ivy.core.settings.IvySettings.<init>(IvySettings.java:303)
    at org.apache.ivy.core.settings.IvySettings.<init>(IvySettings.java:222)
    at org.apache.ivyde.internal.eclipse.CachedIvy.createIvySettings(CachedIvy.java:235)
    at org.apache.ivyde.internal.eclipse.CachedIvy.doGetIvy(CachedIvy.java:141)
    at org.apache.ivyde.internal.eclipse.CachedIvy.getIvy(CachedIvy.java:124)
    at org.apache.ivyde.internal.eclipse.CachedIvy.getModuleDescriptor(CachedIvy.java:340)
    at org.apache.ivyde.internal.eclipse.cpcontainer.IvydeContainerPage.checkIvyXmlPath(IvydeContainerPage.java:176)
    at org.apache.ivyde.internal.eclipse.cpcontainer.IvydeContainerPage$3.ivyXmlPathUpdated(IvydeContainerPage.java:344)
    at org.apache.ivyde.internal.eclipse.ui.IvyFilePathText.ivyXmlPathUpdated(IvyFilePathText.java:129)
    at org.apache.ivyde.internal.eclipse.ui.IvyFilePathText.textUpdated(IvyFilePathText.java:102)
    at org.apache.ivyde.internal.eclipse.ui.PathEditor$1.modifyText(PathEditor.java:75)
    at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:179)
    at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
    at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4353)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1061)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1085)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1066)
    at org.eclipse.swt.widgets.Text.wmCommandChild(Text.java:2987)
    at org.eclipse.swt.widgets.Control.WM_COMMAND(Control.java:4751)
    at org.eclipse.swt.widgets.Control.windowProc(Control.java:4613)
    at org.eclipse.swt.widgets.Display.windowProc(Display.java:5023)
    at org.eclipse.swt.internal.win32.OS.CallWindowProcW(Native Method)
    at org.eclipse.swt.internal.win32.OS.CallWindowProc(OS.java:2443)
    at org.eclipse.swt.widgets.Text.callWindowProc(Text.java:260)
    at org.eclipse.swt.widgets.Control.windowProc(Control.java:4705)
    at org.eclipse.swt.widgets.Text.windowProc(Text.java:2610)
    at org.eclipse.swt.widgets.Display.windowProc(Display.java:5023)
    at org.eclipse.swt.internal.win32.OS.SetWindowTextW(Native Method)
    at org.eclipse.swt.internal.win32.OS.SetWindowText(OS.java:3473)
    at org.eclipse.swt.widgets.Text.setText(Text.java:2260)
    at org.apache.ivyde.internal.eclipse.ui.IvyFilePathText.init(IvyFilePathText.java:159)
    at org.apache.ivyde.internal.eclipse.cpcontainer.IvydeContainerPage.loadFromConf(IvydeContainerPage.java:385)
    at org.apache.ivyde.internal.eclipse.cpcontainer.IvydeContainerPage.createControl(IvydeContainerPage.java:324)
    at org.eclipse.jface.wizard.Wizard.createPageControls(Wizard.java:178)
    at org.eclipse.jface.wizard.WizardDialog.createPageControls(WizardDialog.java:759)
    at org.eclipse.jface.wizard.WizardDialog.createContents(WizardDialog.java:622)
    at org.eclipse.jface.window.Window.create(Window.java:435)
    at org.eclipse.jface.dialogs.Dialog.create(Dialog.java:1101)
    at org.eclipse.jface.window.Window.open(Window.java:797)
    at org.apache.ivyde.internal.eclipse.handlers.CreateContainerHandler.execute(CreateContainerHandler.java:48)
    at org.eclipse.ui.internal.handlers.HandlerProxy.execute(HandlerProxy.java:294)
    at org.eclipse.ui.internal.handlers.E4HandlerProxy.execute(E4HandlerProxy.java:90)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55)
    ... 38 more

！条目org.eclipse.ui 4 0 2014-10-20 10:58:31.796
!消息未处理的事件循环异常
!堆栈0
org.eclipse.e4.core.di.InjectionException:java.lang.ClassCastException:org.eclipse.osgi.internal.framework.EquinoxConfiguration$1不能转换为java.lang.String
位于org.eclipse.e4.core.internal.di.MethodRequestor.execute（MethodRequestor.java:62）
位于org.eclipse.e4.core.internal.di.InjectorImpl.invokeUsingClass（InjectorImpl.java:247）
位于org.eclipse.e4.core.internal.di.InjectorImpl.invoke（InjectorImpl.java:229）
位于org.eclipse.e4.core.contexts.ContextInjectionFactory.invoke（ContextInjectionFactory.java:132）
位于org.eclipse.e4.core.commands.internal.HandlerServiceHandler.execute（HandlerServiceHandler.java:149）
位于org.eclipse.core.commands.Command.executeWithChecks（Command.java:499）
位于org.eclipse.core.commands.ParameterizedCommand.executeWithChecks（ParameterizedCommand.java:508）
位于org.eclipse.e4.core.commands.internal.HandlerServiceImpl.executeHandler（HandlerServiceImpl.java:210）
位于org.eclipse.e4.ui.workbench.renderers.swt.HandledContributionItem.executeItem（HandledContributionItem.java:825）
位于org.eclipse.e4.ui.workbench.renderers.swt.HandledContributionItem.handleWidgetSelection（HandledContributionItem.java:701）
位于org.eclipse.e4.ui.workbench.renderers.swt.HandledContributionItem.access$6（HandledContributionItem.java:685）
位于org.eclipse.e4.ui.workbench.renderers.swt.HandledContributionItem$4.handleEvent（HandledContributionItem.java:613）
位于org.eclipse.swt.widgets.EventTable.sendEvent（EventTable.java:84）
位于org.eclipse.swt.widgets.Display.sendEvent（Display.java:4353）
位于org.eclipse.swt.widgets.Widget.sendEvent（Widget.java:1061）
位于org.eclipse.swt.widgets.Display.runDeferredEvents（Display.java:4172）
在org.eclipse.swt.widgets.Display.readAndDispatch（Display.java:3761）上
位于org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run（PartRenderingEngine.java:1151）
位于org.eclipse.core.databinding.observable.Realm.runWithDefault（Realm.java:332）
位于org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run（PartRenderingEngine.java:1032）
位于org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI（E4Workbench.java:148）
位于org.eclipse.ui.internal.Workbench$5.run（Workbench.java:636）
位于org.eclipse.core.databinding.observable.Realm.runWithDefault（Realm.java:332）
位于org.eclipse.ui.internal.Workbench.createAndRunWorkbench（Workbench.java:579）
位于org.eclipse.ui.PlatformUI.createAndRunWorkbench（PlatformUI.java:150）
位于org.eclipse.ui.internal.ide.application.IDEApplication.start（IDEApplication.java:135）
在org.eclipse.equinox.internal.app.eclipseeapphandle.run上（eclipseeapphandle.java:196）
位于org.eclipse.core.runtime.internal.adapter.eclipseeappluncher.runApplication（eclipseeappluncher.java:134）
位于org.eclipse.core.runtime.internal.adapter.eclipseeappluncher.start（eclipseeappluncher.java:104）
位于org.eclipse.core.runtime.adapter.EclipseStarter.run（EclipseStarter.java:380）
位于org.eclipse.core.runtime.adapter.EclipseStarter.run（EclipseStarter.java:235）
在sun.reflect.NativeMethodAccessorImpl.invoke0（本机方法）处
位于sun.reflect.NativeMethodAccessorImpl.invoke（未知源）
在sun.reflect.DelegatingMethodAccessorImpl.invoke处（未知源）
位于java.lang.reflect.Method.invoke（未知源）
位于org.eclipse.equinox.launcher.Main.invokeFramework（Main.java:648）
位于org.eclipse.equinox.launcher.Main.basicRun（Main.java:603）
位于org.eclipse.equinox.launcher.Main.run（Main.java:1465）
位于org.eclipse.equinox.launcher.Main.Main（Main.java:1438）
原因：java.lang.ClassCastException:org.eclipse.osgi.internal.framework.EquinoxConfiguration$1无法转换为java.lang.String
位于org.apache.ivy.core.settings.IvySettings.addAllVariables（IvySettings.java:610）
位于org.apache.ivy.core.settings.IvySettings.addAllVariables（IvySettings.java:604）
位于org.apache.ivy.core.settings.IvySettings.addSystemProperties（IvySettings.java:308）
位于org.apache.ivy.core.settings.IvySettings（IvySettings.java:303）
位于org.apache.ivy.core.settings.IvySettings。（IvySettings.java:222）
位于org.apache.ivyde.internal.eclipse.CachedIvy.createIvySettings（CachedIvy.java:235）
位于org.apache.ivyde.internal.eclipse.CachedIvy.doGetIvy（CachedIvy.java:141）
位于org.apache.ivyde.internal.eclipse.CachedIvy.getIvy（CachedIvy.java:124）
位于org.apache.ivyde.internal.eclipse.CachedIvy.getModuleDescriptor（CachedIvy.java:340）
在org.apache.ivyde.internal.eclipse.cpcontainer.ivydecainerpage.checkIvyXmlPath（ivydecainerpage.java:176）上
在org.apache.ivyde.internal.eclipse.cpcontainer.IvydeContainerPage$3.ivyXmlPathUpdated（IvydeContainerPage.java:344）
在org.apache.ivyde.internal.eclipse.ui.IvyFilePathText.ivyXmlPathUpdated上（IvyFilePathText.java:129）
位于org.apache.ivyde.internal.eclipse.ui.IvyFilePathText.textUpdated（IvyFilePathText.java:102）
位于org.apache.ivyde.internal.eclipse.ui.PathEditor$1.modifyText（PathEditor.java:75）
位于org.eclipse.swt.widgets.TypedListener.handleEvent（TypedListener.java:179）
位于org.eclipse.swt.widgets.EventTable.sendEvent（EventTable.java:84）
位于org.eclipse.swt.widgets.Display.sendEvent（Display.java:4353）
位于org.eclipse.swt.widgets.Widget.sendEvent（Widget.java:1061）
位于org.eclipse.swt.widgets.Widget.sendEvent（Widget.java:1085）
位于org.eclipse.swt.widgets.Widget.sendEvent（Widget.java:1066）
位于org.eclipse.swt.widgets.Text.wmCommandChild（Text.java:2987）
在org.eclipse.swt.widgets.Control.WM_命令中（Control.java:4751）
位于org.eclipse.swt.widgets.Control.windowProc（Control.java:4613）
位于org.eclipse.swt.widgets.Display.windowProc（Display.java:5023）
位于org.eclipse.swt.internal.win32。