错误发生环境：tomcat6 web工程是spring+struts2 jdk 是ibm的1.6版本
具体错误信息：
2012-4-11 15:39:27 org.apache.catalina.core.AprLifecycleListener init
INFO: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: D:\IBMjava\java\bin;D:\apache-tomcat-6.0.18\bin
2012-4-11 15:39:27 org.apache.coyote.http11.Http11Protocol init
INFO: Initializing Coyote HTTP/1.1 on http-82
2012-4-11 15:39:27 org.apache.catalina.startup.Catalina load
INFO: Initialization processed in 751 ms
2012-4-11 15:39:27 org.apache.catalina.core.StandardService start
INFO: Starting service Catalina
2012-4-11 15:39:27 org.apache.catalina.core.StandardEngine start
INFO: Starting Servlet Engine: Apache Tomcat/6.0.18
2012-4-11 15:39:28 org.apache.catalina.core.ApplicationContext log
INFO: ContextListener: contextInitialized()
2012-4-11 15:39:28 org.apache.catalina.core.ApplicationContext log
INFO: SessionListener: contextInitialized()
log4j:WARN Continuable parsing error 55 and column 23
log4j:WARN 元素类型“log4j:configuration”的内容必须与“(renderer*,appender*,plugin*,(category|logger)*,root?,(categoryFactory|loggerFactory)?)”匹配。
2012-4-11 15:39:30 org.apache.catalina.core.ApplicationContext log
INFO: Initializing Spring root WebApplicationContext
[ 2012年04月11日-15:39:30 ] [ INFO ] [ org.springframework.web.context.ContextLoader ] Root WebApplicationContext: initialization started
[ 2012年04月11日-15:39:30 ] [ INFO ] [ org.springframework.web.context.support.XmlWebApplicationContext ] Refreshing org.springframework.web.context.support.XmlWebApplicationContext@3f143f14: display name [Root WebApplicationContext]; startup date [Wed Apr 11 15:39:30 CST 2012]; root of context hierarchy
[ 2012年04月11日-15:39:30 ] [ INFO ] [ org.springframework.beans.factory.xml.XmlBeanDefinitionReader ] Loading XML bean definitions from ServletContext resource [/WEB-INF/applicationContext.xml]
[ 2012年04月11日-15:39:31 ] [ INFO ] [ org.springframework.web.context.support.XmlWebApplicationContext ] Bean factory for application context [org.springframework.web.context.support.XmlWebApplicationContext@3f143f14]: org.springframework.beans.factory.support.DefaultListableBeanFactory@2e102e1
[ 2012年04月11日-15:39:31 ] [ INFO ] [ org.springframework.beans.factory.support.DefaultListableBeanFactory ] Destroying singletons in org.springframework.beans.factory.support.DefaultListableBeanFactory@2e102e1: defining beans [org.springframework.beans.factory.config.PropertyPlaceholderConfigurer#0,dataSource,jdbcTemplate,namedParameterJdbcTemplate,simpleJdbcTemplate,org.springframework.aop.config.internalAutoProxyCreator,org.springframework.transaction.config.internalTransactionAdvisor,transactionManager,emailManageDao,noticeDao,emailManageService,noticeService,emailManageAction,noticeAction]; root of factory hierarchy
[ 2012年04月11日-15:39:31 ] [ ERROR ] [ org.springframework.web.context.ContextLoader ] Context initialization failed
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'org.springframework.beans.factory.config.PropertyPlaceholderConfigurer#0': Initialization of bean failed; nested exception is java.lang.NullPointerException
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:478)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory$1.run(AbstractAutowireCapableBeanFactory.java:409)
at java.security.AccessController.doPrivileged(AccessController.java:224)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:380)
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:264)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:220)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:261)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:185)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:164)
at org.springframework.context.support.AbstractApplicationContext.invokeBeanFactoryPostProcessors(AbstractApplicationContext.java:516)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:363)
at org.springframework.web.context.ContextLoader.createWebApplicationContext(ContextLoader.java:255)
at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:199)
at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:45)
at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3843)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4342)
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:525)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:926)
at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:889)
at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:492)
at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1149)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
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:578)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:48)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
at java.lang.reflect.Method.invoke(Method.java:600)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
Caused by: java.lang.NullPointerException
at org.springframework.core.GenericTypeResolver.getTypeVariableMap(GenericTypeResolver.java:144)
at org.springframework.core.GenericTypeResolver.resolveReturnType(GenericTypeResolver.java:93)
at org.springframework.beans.GenericTypeAwarePropertyDescriptor.getPropertyType(GenericTypeAwarePropertyDescriptor.java:58)
at java.beans.PropertyDescriptor.setWriteMethod(PropertyDescriptor.java:111)
at java.beans.PropertyDescriptor.(PropertyDescriptor.java:77)
at org.springframework.beans.GenericTypeAwarePropertyDescriptor.(GenericTypeAwarePropertyDescriptor.java:47)
at org.springframework.beans.CachedIntrospectionResults.(CachedIntrospectionResults.java:250)
at org.springframework.beans.CachedIntrospectionResults.forClass(CachedIntrospectionResults.java:144)
at org.springframework.beans.BeanWrapperImpl.getCachedIntrospectionResults(BeanWrapperImpl.java:252)
at org.springframework.beans.BeanWrapperImpl.convertForProperty(BeanWrapperImpl.java:380)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.convertForProperty(AbstractAutowireCapableBeanFactory.java:1287)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1248)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1008)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:470)
... 37 more
2012-4-11 15:39:31 org.apache.catalina.core.StandardContext listenerStart
SEVERE: Exception sending context initialized event to listener instance of class org.springframework.web.context.ContextLoaderListener
Throwable occurred: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'org.springframework.beans.factory.config.PropertyPlaceholderConfigurer#0': Initialization of bean failed; nested exception is java.lang.NullPointerException
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:478)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory$1.run(AbstractAutowireCapableBeanFactory.java:409)
at java.security.AccessController.doPrivileged(AccessController.java:224)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:380)
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:264)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:220)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:261)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:185)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:164)
at org.springframework.context.support.AbstractApplicationContext.invokeBeanFactoryPostProcessors(AbstractApplicationContext.java:516)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:363)
at org.springframework.web.context.ContextLoader.createWebApplicationContext(ContextLoader.java:255)
at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:199)
at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:45)
at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3843)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4342)
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:525)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:926)
at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:889)
at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:492)
at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1149)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
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:578)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:48)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
at java.lang.reflect.Method.invoke(Method.java:600)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
Caused by: java.lang.NullPointerException
at org.springframework.core.GenericTypeResolver.getTypeVariableMap(GenericTypeResolver.java:144)
at org.springframework.core.GenericTypeResolver.resolveReturnType(GenericTypeResolver.java:93)
at org.springframework.beans.GenericTypeAwarePropertyDescriptor.getPropertyType(GenericTypeAwarePropertyDescriptor.java:58)
at java.beans.PropertyDescriptor.setWriteMethod(PropertyDescriptor.java:111)
at java.beans.PropertyDescriptor.(PropertyDescriptor.java:77)
at org.springframework.beans.GenericTypeAwarePropertyDescriptor.(GenericTypeAwarePropertyDescriptor.java:47)
at org.springframework.beans.CachedIntrospectionResults.(CachedIntrospectionResults.java:250)
at org.springframework.beans.CachedIntrospectionResults.forClass(CachedIntrospectionResults.java:144)
at org.springframework.beans.BeanWrapperImpl.getCachedIntrospectionResults(BeanWrapperImpl.java:252)
at org.springframework.beans.BeanWrapperImpl.convertForProperty(BeanWrapperImpl.java:380)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.convertForProperty(AbstractAutowireCapableBeanFactory.java:1287)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1248)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1008)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:470)
... 37 more
2012-4-11 15:39:31 org.apache.catalina.core.StandardContext start
SEVERE: Error listenerStart
2012-4-11 15:39:31 org.apache.catalina.core.StandardContext start
SEVERE: Context [/email] startup failed due to previous errors
2012-4-11 15:39:31 org.apache.catalina.core.ApplicationContext log
INFO: Closing Spring root WebApplicationContext
log4j:ERROR LogMananger.repositorySelector was null likely due to error in class reloading, using NOPLoggerRepository.
2012-4-11 15:39:31 org.apache.coyote.http11.Http11Protocol start
INFO: Starting Coyote HTTP/1.1 on http-82
log4j:ERROR Failed to flush writer,
java.io.IOException: Write error
at java.io.FileOutputStream.writeBytes(Native Method)
at java.io.FileOutputStream.write(FileOutputStream.java:266)
at sun.nio.cs.StreamEncoder$CharsetSE.writeBytes(StreamEncoder.java:343)
at sun.nio.cs.StreamEncoder$CharsetSE.implFlushBuffer(StreamEncoder.java:413)
at sun.nio.cs.StreamEncoder$CharsetSE.implFlush(StreamEncoder.java:417)
at sun.nio.cs.StreamEncoder.flush(StreamEncoder.java:163)
at java.io.OutputStreamWriter.flush(OutputStreamWriter.java:263)
at org.apache.log4j.helpers.QuietWriter.flush(QuietWriter.java:58)
at org.apache.log4j.WriterAppender.writeFooter(WriterAppender.java:353)
at org.apache.log4j.WriterAppender.close(WriterAppender.java:204)
at org.apache.log4j.AppenderSkeleton.finalize(AppenderSkeleton.java:145)
at java.lang.J9VMInternals.runFinalize(J9VMInternals.java:412)
2012-4-11 15:39:31 org.apache.jk.common.ChannelSocket init
INFO: JK: ajp13 listening on /0.0.0.0:8009
2012-4-11 15:39:31 org.apache.jk.server.JkMain start
INFO: Jk running ID=0 time=0/46 config=null
2012-4-11 15:39:31 org.apache.catalina.startup.Catalina start
INFO: Server startup in 4334 ms
