在tomcat bin目录下执行startup.bat可以正常启动，但在eclipse下安装了tomcat插件并且配置tomcat路径后启动且报错：A Java Exception has occurred
解决方法，在eclipse中[window][Preferences]找到[tomcat][JVM Settings]，在右边的配置页中找到[Classpath (Before generated classpath)]，点击[jar/Zip]在弹出的文件选择框中选择tomcat目录下的bin/tomcat-juli.jar文件，
启动tomcat，错误解决！
2013-11-20 21:53:56 [I]-[INFO] [FileOperationFactory] Read the ci base configuration file success!
2013-11-20 21:53:56 [I]-[INFO] [FileOperationFactory] Read the ci fields configuration file success!
2013-11-20 21:53:56 [I]-[INFO] [FileOperationFactory] Read the database configuration file success!
2013-11-20 21:53:56 [I]-[INFO] [FileOperationFactory] Read the ci relation configuration file success!
2013-11-20 21:53:57 [I]-[INFO] [FileServer] Neo4j Server started.
十一月 20, 2013 9:53:58 下午 org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deploying web application directory D:\tomcat\webapps\mxgraph
十一月 20, 2013 9:53:58 下午 org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deploying web application directory D:\tomcat\webapps\mxGraphExamples
十一月 20, 2013 9:53:58 下午 org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deploying web application directory D:\tomcat\webapps\ROOT
十一月 20, 2013 9:53:58 下午 org.apache.coyote.AbstractProtocol start
INFO: Starting ProtocolHandler ["http-nio-8080"]
十一月 20, 2013 9:53:58 下午 org.apache.coyote.AbstractProtocol start
INFO: Starting ProtocolHandler ["ajp-nio-8009"]
十一月 20, 2013 9:53:58 下午 org.apache.catalina.startup.Catalina start
INFO: Server startup in 12930 ms