求助：哪位大神能给我解决一下？

Question

在MyEclipse里开始tomcat时提示  Source not found for MemoryUserDatabase.save() line 502：
单独可以启动tomcat，但是提示信息由什么警告啊 严重警告之内的。
  求各位高手帮我解决解决

Answer 1

2010-11-7 14:19:47 org.apache.catalina.core.AprLifecycleListener init
信息: The Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: C:\Program Files\Apache Software Foundation\Tomcat 6.0\bin;.;C:\Windows\Sun\Java\
bin;C:\Windows\system32;C:\Windows;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Program Files\Microsoft SQL Server\80\Tools\Binn\;C:\Program Files\Microsoft SQL S
erver\90\DTS\Binn\;C:\Program Files\Microsoft SQL Server\90\Tools\binn\;C:\Program Files\Microsoft SQL Server\90\Tools\Binn\VSShell\Common7\IDE\;C:\Program Files\Microsoft Visual Studio 8\Common7\IDE\PrivateAssemblies\;C
:\Program Files\Common Files\Thunder Network\KanKan\Codecs;E:\Program Files\Windows7Master
2010-11-7 14:19:47 org.apache.coyote.http11.Http11Protocol init
信息: Initializing Coyote HTTP/1.1 on http-8080
2010-11-7 14:19:47 org.apache.catalina.startup.Catalina load
信息: Initialization processed in 530 ms
2010-11-7 14:19:47 org.apache.naming.NamingContext lookup
警告: Unexpected exception resolving reference
java.io.IOException: Cannot rename original file to C:\Program Files\Apache Software Foundation\Tomcat 6.0\conf\tomcat-users.xml.old
        at org.apache.catalina.users.MemoryUserDatabase.save(MemoryUserDatabase.java:582)
        at org.apache.catalina.users.MemoryUserDatabaseFactory.getObjectInstance(MemoryUserDatabaseFactory.java:104)
        at org.apache.naming.factory.ResourceFactory.getObjectInstance(ResourceFactory.java:140)
        at javax.naming.spi.NamingManager.getObjectInstance(Unknown Source)
        at org.apache.naming.NamingContext.lookup(NamingContext.java:793)
        at org.apache.naming.NamingContext.lookup(NamingContext.java:140)
        at org.apache.naming.NamingContextBindingsEnumeration.nextElementInternal(NamingContextBindingsEnumeration.java:113)
        at org.apache.naming.NamingContextBindingsEnumeration.next(NamingContextBindingsEnumeration.java:71)
        at org.apache.catalina.mbeans.GlobalResourcesLifecycleListener.createMBeans(GlobalResourcesLifecycleListener.java:137)
        at org.apache.catalina.mbeans.GlobalResourcesLifecycleListener.createMBeans(GlobalResourcesLifecycleListener.java:109)
        at org.apache.catalina.mbeans.GlobalResourcesLifecycleListener.lifecycleEvent(GlobalResourcesLifecycleListener.java:81)
        at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:120)
        at org.apache.catalina.core.StandardServer.start(StandardServer.java:703)
        at org.apache.catalina.startup.Catalina.start(Catalina.java:552)
        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.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
        at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
2010-11-7 14:19:47 org.apache.catalina.mbeans.GlobalResourcesLifecycleListener createMBeans
严重: Exception processing Global JNDI Resources
javax.naming.NamingException: Cannot rename original file to C:\Program Files\Apache Software Foundation\Tomcat 6.0\conf\tomcat-users.xml.old
        at org.apache.naming.NamingContext.lookup(NamingContext.java:805)
        at org.apache.naming.NamingContext.lookup(NamingContext.java:140)
        at org.apache.naming.NamingContextBindingsEnumeration.nextElementInternal(NamingContextBindingsEnumeration.java:113)
        at org.apache.naming.NamingContextBindingsEnumeration.next(NamingContextBindingsEnumeration.java:71)
        at org.apache.catalina.mbeans.GlobalResourcesLifecycleListener.createMBeans(GlobalResourcesLifecycleListener.java:137)
        at org.apache.catalina.mbeans.GlobalResourcesLifecycleListener.createMBeans(GlobalResourcesLifecycleListener.java:109)
        at org.apache.catalina.mbeans.GlobalResourcesLifecycleListener.lifecycleEvent(GlobalResourcesLifecycleListener.java:81)
        at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:120)
        at org.apache.catalina.core.StandardServer.start(StandardServer.java:703)
        at org.apache.catalina.startup.Catalina.start(Catalina.java:552)
        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.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
        at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
2010-11-7 14:19:47 org.apache.catalina.core.StandardService start
信息: Starting service Catalina
2010-11-7 14:19:47 org.apache.catalina.core.StandardEngine start
信息: Starting Servlet Engine: Apache Tomcat/6.0.10
2010-11-7 14:19:47 org.apache.naming.NamingContext lookup
警告: Unexpected exception resolving reference
java.io.IOException: Cannot rename original file to C:\Program Files\Apache Software Foundation\Tomcat 6.0\conf\tomcat-users.xml.old
        at org.apache.catalina.users.MemoryUserDatabase.save(MemoryUserDatabase.java:582)
        at org.apache.catalina.users.MemoryUserDatabaseFactory.getObjectInstance(MemoryUserDatabaseFactory.java:104)
        at org.apache.naming.factory.ResourceFactory.getObjectInstance(ResourceFactory.java:140)
        at javax.naming.spi.NamingManager.getObjectInstance(Unknown Source)
        at org.apache.naming.NamingContext.lookup(NamingContext.java:793)
        at org.apache.naming.NamingContext.lookup(NamingContext.java:153)
        at org.apache.catalina.realm.UserDatabaseRealm.start(UserDatabaseRealm.java:253)
        at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1007)
        at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
        at org.apache.catalina.core.StandardService.start(StandardService.java:448)
        at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
        at org.apache.catalina.startup.Catalina.start(Catalina.java:552)
        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.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
        at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
2010-11-7 14:19:48 org.apache.catalina.realm.UserDatabaseRealm start
严重: Exception looking up UserDatabase under key UserDatabase
javax.naming.NamingException: Cannot rename original file to C:\Program Files\Apache Software Foundation\Tomcat 6.0\conf\tomcat-users.xml.old
        at org.apache.naming.NamingContext.lookup(NamingContext.java:805)
        at org.apache.naming.NamingContext.lookup(NamingContext.java:153)
        at org.apache.catalina.realm.UserDatabaseRealm.start(UserDatabaseRealm.java:253)
        at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1007)
        at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
        at org.apache.catalina.core.StandardService.start(StandardService.java:448)
        at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
        at org.apache.catalina.startup.Catalina.start(Catalina.java:552)
        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.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
        at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
2010-11-7 14:19:48 org.apache.catalina.startup.Catalina start
严重: Catalina.start:
LifecycleException:  No UserDatabase component found under key UserDatabase
        at org.apache.catalina.realm.UserDatabaseRealm.start(UserDatabaseRealm.java:261)
        at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1007)
        at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
        at org.apache.catalina.core.StandardService.start(StandardService.java:448)
        at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
        at org.apache.catalina.startup.Catalina.start(Catalina.java:552)
        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.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
        at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
2010-11-7 14:19:48 org.apache.catalina.startup.Catalina start
信息: Server startup in 499 ms
具体的情况就是上面的东西。