tomcat为什么启动就报错，，，求帮助！

我的tomcat每次都报这样的错。哪位大师帮我看一下吧，我刚学，不会调.....可能是什么问题呢？

2012-11-17 11:54:37 org.apache.catalina.core.AprLifecycleListener init
信息: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: E:\java\MyEclipse\binary\com.sun.java.jdk.win32.x86_1.6.0.013\bin;C:\Program Files (x86)\Apache Software Foundation\Tomcat 6.0\bin
2012-11-17 11:54:38 org.apache.coyote.http11.Http11Protocol init
信息: Initializing Coyote HTTP/1.1 on http-8080
2012-11-17 11:54:38 org.apache.catalina.startup.Catalina load
信息: Initialization processed in 1946 ms
2012-11-17 11:54:38 org.apache.catalina.core.StandardService start
信息: Starting service Catalina
2012-11-17 11:54:38 org.apache.catalina.core.StandardEngine start
信息: Starting Servlet Engine: Apache Tomcat/6.0.20
2012-11-17 11:54:40 org.apache.jasper.EmbeddedServletOptions <init>
严重: The scratchDir you specified: C:\Program Files (x86)\Apache Software Foundation\Tomcat 6.0\work\Catalina\localhost\docs is unusable.
2012-11-17 11:54:40 org.apache.catalina.startup.HostConfig deployDirectory
严重: Error deploying web application directory host-manager
java.io.FileNotFoundException: C:\Program Files (x86)\Apache Software Foundation\Tomcat 6.0\conf\Catalina\localhost\host-manager.xml (系统找不到指定的路径。)
at java.io.FileOutputStream.open(Native Method)
at java.io.FileOutputStream.<init>(FileOutputStream.java:179)
at java.io.FileOutputStream.<init>(FileOutputStream.java:131)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:957)
at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:909)
at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:495)
at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1206)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:314)
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:722)
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:516)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
at org.apache.catalina.startup.Catalina.start(Catalina.java:583)
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:288)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
2012-11-17 11:54:40 org.apache.catalina.startup.HostConfig deployDirectory
严重: Error deploying web application directory manager
java.io.FileNotFoundException: C:\Program Files (x86)\Apache Software Foundation\Tomcat 6.0\conf\Catalina\localhost\manager.xml (系统找不到指定的路径。)
at java.io.FileOutputStream.open(Native Method)
at java.io.FileOutputStream.<init>(FileOutputStream.java:179)
at java.io.FileOutputStream.<init>(FileOutputStream.java:131)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:957)
at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:909)
at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:495)
at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1206)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:314)
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:722)
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:516)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
at org.apache.catalina.startup.Catalina.start(Catalina.java:583)
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:288)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
2012-11-17 11:54:40 org.apache.jasper.EmbeddedServletOptions <init>
严重: The scratchDir you specified: C:\Program Files (x86)\Apache Software Foundation\Tomcat 6.0\work\Catalina\localhost\_ is unusable.
2012-11-17 11:54:40 org.apache.coyote.http11.Http11Protocol start
信息: Starting Coyote HTTP/1.1 on http-8080
2012-11-17 11:54:40 org.apache.jk.common.ChannelSocket init
信息: JK: ajp13 listening on /0.0.0.0:8009
2012-11-17 11:54:40 org.apache.jk.server.JkMain start
信息: Jk running ID=0 time=0/125 config=null
2012-11-17 11:54:40 org.apache.catalina.startup.Catalina start
信息: Server startup in 2212 ms