之前TOMCAT一直运行很好 突然今天出现问题 找了好多办法都不行 教我怎么分析这个错误信息

Question

2007-5-16 12:10:12 org.apache.catalina.mbeans.GlobalResourcesLifecycleListener createMBeans
严重: Exception processing Global JNDI Resources
javax.naming.NamingException: Content is not allowed in prolog.
        at org.apache.naming.NamingContext.lookup(NamingContext.java:804)
        at org.apache.naming.NamingContext.lookup(NamingContext.java:152)
        at org.apache.catalina.mbeans.GlobalResourcesLifecycleListener.createMBeans(GlobalResourcesLifecycleListener.java:138)
        at org.apache.catalina.mbeans.GlobalResourcesLifecycleListener.createMBeans(GlobalResourcesLifecycleListener.java:108)
        at org.apache.catalina.mbeans.GlobalResourcesLifecycleListener.lifecycleEvent(GlobalResourcesLifecycleListener.java:80)
        at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119)
        at org.apache.catalina.core.StandardServer.start(StandardServer.java:676)
        at org.apache.catalina.startup.Catalina.start(Catalina.java:537)
        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:585)
        at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:271)
        at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:409)
2007-5-16 12:10:12 org.apache.catalina.core.StandardService start
信息: Starting service Catalina
2007-5-16 12:10:12 org.apache.catalina.core.StandardEngine start
信息: Starting Servlet Engine: Apache Tomcat/5.5.9

Answer 1

2007-5-16 12:10:12 org.apache.tomcat.util.digester.Digester fatalError
严重: Parse Fatal Error at line 1 column 1: Content is not allowed in prolog.
org.xml.sax.SAXParseException: Content is not allowed in prolog.
        at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.createSAXParseException(ErrorHandlerWrapper.java:236)
        at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.fatalError(ErrorHandlerWrapper.java:215)
        at com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:386)
        at com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:316)
        at com.sun.org.apache.xerces.internal.impl.XMLScanner.reportFatalError(XMLScanner.java:1438)
        at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$PrologDispatcher.dispatch(XMLDocumentScannerImpl.java:899)
        at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:368)
        at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:834)
        at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:764)
        at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:148)
        at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1242)
        at org.apache.tomcat.util.digester.Digester.parse(Digester.java:1580)
        at org.apache.catalina.users.MemoryUserDatabase.open(MemoryUserDatabase.java:370)
        at org.apache.catalina.users.MemoryUserDatabaseFactory.getObjectInstance(MemoryUserDatabaseFactory.java:97)
        at org.apache.naming.factory.ResourceFactory.getObjectInstance(ResourceFactory.java:129)
        at javax.naming.spi.NamingManager.getObjectInstance(NamingManager.java:304)
        at org.apache.naming.NamingContext.lookup(NamingContext.java:792)
        at org.apache.naming.NamingContext.lookup(NamingContext.java:152)
        at org.apache.catalina.realm.UserDatabaseRealm.start(UserDatabaseRealm.java:222)
        at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1004)
        at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:442)
        at org.apache.catalina.core.StandardService.start(StandardService.java:450)
        at org.apache.catalina.core.StandardServer.start(StandardServer.java:683)
        at org.apache.catalina.startup.Catalina.start(Catalina.java:537)
        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:585)
        at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:271)
        at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:409)
2007-5-16 12:10:13 org.apache.naming.NamingContext lookup
警告: Unexpected exception resolving reference
org.xml.sax.SAXParseException: Content is not allowed in prolog.
        at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1269)
        at org.apache.tomcat.util.digester.Digester.parse(Digester.java:1580)
        at org.apache.catalina.users.MemoryUserDatabase.open(MemoryUserDatabase.java:370)
        at org.apache.catalina.users.MemoryUserDatabaseFactory.getObjectInstance(MemoryUserDatabaseFactory.java:97)
        at org.apache.naming.factory.ResourceFactory.getObjectInstance(ResourceFactory.java:129)
        at javax.naming.spi.NamingManager.getObjectInstance(NamingManager.java:304)
        at org.apache.naming.NamingContext.lookup(NamingContext.java:792)
        at org.apache.naming.NamingContext.lookup(NamingContext.java:152)
        at org.apache.catalina.realm.UserDatabaseRealm.start(UserDatabaseRealm.java:222)
        at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1004)
        at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:442)
        at org.apache.catalina.core.StandardService.start(StandardService.java:450)
        at org.apache.catalina.core.StandardServer.start(StandardServer.java:683)
        at org.apache.catalina.startup.Catalina.start(Catalina.java:537)
        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:585)
        at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:271)
        at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:409)
2007-5-16 12:10:13 org.apache.catalina.realm.UserDatabaseRealm start
严重: Exception looking up UserDatabase under key UserDatabase
javax.naming.NamingException: Content is not allowed in prolog.
        at org.apache.naming.NamingContext.lookup(NamingContext.java:804)
        at org.apache.naming.NamingContext.lookup(NamingContext.java:152)
        at org.apache.catalina.realm.UserDatabaseRealm.start(UserDatabaseRealm.java:222)
        at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1004)
        at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:442)
        at org.apache.catalina.core.StandardService.start(StandardService.java:450)
        at org.apache.catalina.core.StandardServer.start(StandardServer.java:683)
        at org.apache.catalina.startup.Catalina.start(Catalina.java:537)
        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:585)
        at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:271)
        at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:409)
2007-5-16 12:10:13 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:230)
        at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1004)
        at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:442)
        at org.apache.catalina.core.StandardService.start(StandardService.java:450)
        at org.apache.catalina.core.StandardServer.start(StandardServer.java:683)
        at org.apache.catalina.startup.Catalina.start(Catalina.java:537)
        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:585)
        at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:271)
        at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:409)
2007-5-16 12:10:13 org.apache.catalina.startup.Catalina start
信息: Server startup in 1531 ms

Answer 2

请确认一下你的server.xml是否有问题

Answer 3

1、检查一下环境变量的配置是否正确
2、会不会是数据库的问题，如JNDI

Answer 4

好像是和XML相关的东西出问题了

Answer 5

严重: Parse Fatal Error at line 1 column 1: Content is not allowed in prolog.
org.xml请自己找下错误