Virgo tomcat 启动总报错，Project->clean一下就好，求解决方案！

[2013-09-02 09:00:42.286] system-artifacts             <DE0002E> Installation of plan 'org.eclipse.virgo.kernel.userregion.springdm' version '3.0.0' failed. org.eclipse.virgo.util.io.FatalIOException: Cannot move path 'D:\Program Files\virgo-tomcat-server-3.0.2.RELEASE\work\org.eclipse.virgo.kernel.deployer_3.0.2.RELEASE\staging\global\bundle\org.eclipse.virgo.kernel.agent.dm\3.0.2.RELEASE\org.eclipse.virgo.kernel.agent.dm-3.0.2.RELEASE.jar' to 'D:\Program Files\virgo-tomcat-server-3.0.2.RELEASE\work\org.eclipse.virgo.kernel.deployer_3.0.2.RELEASE\staging\global\bundle\org.eclipse.virgo.kernel.agent.dm\3.0.2.RELEASE\org.eclipse.virgo.kernel.agent.dm-3.0.2.RELEASE.jar-past'. Destination path already exists.
at org.eclipse.virgo.util.io.PathReference.moveTo(PathReference.java:304)
at org.eclipse.virgo.kernel.install.artifact.internal.StandardArtifactStorage.stashContent(StandardArtifactStorage.java:113)
at org.eclipse.virgo.kernel.install.artifact.internal.StandardArtifactStorage.synchronize(StandardArtifactStorage.java:82)
at org.eclipse.virgo.kernel.install.artifact.internal.StandardArtifactStorage.synchronize(StandardArtifactStorage.java:59)
at org.eclipse.virgo.kernel.install.artifact.internal.StandardArtifactStorage.<init>(StandardArtifactStorage.java:54)
at org.eclipse.virgo.kernel.install.artifact.internal.StandardArtifactStorageFactory.create(StandardArtifactStorageFactory.java:54)
at org.eclipse.virgo.kernel.install.artifact.internal.StandardInstallArtifactTreeInclosure.createInstallTree(StandardInstallArtifactTreeInclosure.java:102)
at org.eclipse.virgo.kernel.deployer.core.internal.PlanResolver.createInstallArtifactTree(PlanResolver.java:113)
at org.eclipse.virgo.kernel.deployer.core.internal.PlanResolver.operate(PlanResolver.java:70)
at org.eclipse.virgo.kernel.deployer.core.internal.PlanResolver.access$0(PlanResolver.java:62)
at org.eclipse.virgo.kernel.deployer.core.internal.PlanResolver$1.visit(PlanResolver.java:56)
at org.eclipse.virgo.util.common.ThreadSafeArrayListTree.visit(ThreadSafeArrayListTree.java:165)
at org.eclipse.virgo.kernel.deployer.core.internal.PlanResolver.transform(PlanResolver.java:53)
at org.eclipse.virgo.kernel.install.pipeline.stage.transform.internal.TransformationStage.doProcessTree(TransformationStage.java:55)
at org.eclipse.virgo.kernel.install.pipeline.stage.AbstractPipelineStage.process(AbstractPipelineStage.java:41)
at org.eclipse.virgo.kernel.install.pipeline.internal.StandardPipeline.doProcessTree(StandardPipeline.java:62)
at org.eclipse.virgo.kernel.install.pipeline.internal.CompensatingPipeline.doProcessTree(CompensatingPipeline.java:72)
at org.eclipse.virgo.kernel.install.pipeline.stage.AbstractPipelineStage.process(AbstractPipelineStage.java:41)
at org.eclipse.virgo.kernel.install.pipeline.internal.StandardPipeline.doProcessTree(StandardPipeline.java:62)
at org.eclipse.virgo.kernel.install.pipeline.stage.AbstractPipelineStage.process(AbstractPipelineStage.java:41)
at org.eclipse.virgo.kernel.deployer.core.internal.PipelinedApplicationDeployer.driveInstallPipeline(PipelinedApplicationDeployer.java:285)
at org.eclipse.virgo.kernel.deployer.core.internal.PipelinedApplicationDeployer.doInstall(PipelinedApplicationDeployer.java:164)
at org.eclipse.virgo.kernel.deployer.core.internal.PipelinedApplicationDeployer.install(PipelinedApplicationDeployer.java:136)
at org.eclipse.virgo.kernel.deployer.core.internal.PipelinedApplicationDeployer.deploy(PipelinedApplicationDeployer.java:203)
at org.eclipse.virgo.kernel.userregion.internal.InitialArtifactDeployer$ArtifactDeployingRunnable.deployArtifacts(InitialArtifactDeployer.java:156)
at org.eclipse.virgo.kernel.userregion.internal.InitialArtifactDeployer$ArtifactDeployingRunnable.run(InitialArtifactDeployer.java:146)
at java.lang.Thread.run(Thread.java:619)
--------------------编程问答-------------------- 感觉想每次都在重新的建立项目地址，然后出现各种不一样的问题，你的还不错，我每次都是要把所有的项目下的东西全部删除才可以

补充：Java ,  Web 开发