tomcat服务器启动时抛了几个异常，工程里ＪＳＰ文件访问正常，麻烦大侠们帮我看看
2010-11-14 22:07:01 org.apache.catalina.core.StandardContext listenerStart严重: Exception sending context initialized event to listener instance of class com.signavio.platform.listeners.EntryPoint
com.signavio.platform.exceptions.InitializationException: Platform boot failed!
at com.signavio.platform.core.Platform.bootInstance(Platform.java:81)
at com.signavio.platform.listeners.EntryPoint.contextInitialized(EntryPoint.java:61)
at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3972)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4467)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:546)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1041)
at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:964)
at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:502)
at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1277)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:321)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:785)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
at org.apache.catalina.core.StandardService.start(StandardService.java:519)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
at org.apache.catalina.startup.Catalina.start(Catalina.java:581)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:289)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:414)
Caused by: java.lang.IllegalStateException: Path does not point to a directory.
at com.signavio.warehouse.directory.business.FsDirectory.<init>(FsDirectory.java:64)
at com.signavio.warehouse.directory.business.FsRootDirectory.<init>(FsRootDirectory.java:63)
at com.signavio.warehouse.directory.business.FsRootDirectory.createInstance(FsRootDirectory.java:50)
at com.signavio.platform.core.impl.FsPlatformInstanceImpl.bootInstance(FsPlatformInstanceImpl.java:63)
at com.signavio.platform.core.Platform.bootInstance(Platform.java:77)
... 25 more
2010-11-14 22:07:01 org.apache.catalina.core.StandardContext start
严重: Error listenerStart
2010-11-14 22:07:01 org.apache.catalina.core.StandardContext start
严重: Context [/jbpmeditor] startup failed due to previous errors
2010-11-14 22:07:01 org.apache.catalina.core.StandardContext listenerStop
严重: Exception sending context destroyed event to listener instance of class com.signavio.platform.listeners.EntryPoint
java.lang.NullPointerException
at com.signavio.platform.core.impl.FsPlatformInstanceImpl.shutdownInstance(FsPlatformInstanceImpl.java:95)
at com.signavio.platform.core.Platform.shutdownInstance(Platform.java:91)
at com.signavio.platform.listeners.EntryPoint.contextDestroyed(EntryPoint.java:50)
at org.apache.catalina.core.StandardContext.listenerStop(StandardContext.java:4011)
at org.apache.catalina.core.StandardContext.stop(StandardContext.java:4615)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4512)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:546)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1041)
at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:964)
at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:502)
at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1277)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:321)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:785)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
at org.apache.catalina.core.StandardService.start(StandardService.java:519)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
at org.apache.catalina.startup.Catalina.start(Catalina.java:581)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:289)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:414)
