请教关于Tomcat的问题
2010-4-21 8:55:41 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: E:\eclipse\bin;D:\Program Files\Apache Software Foundation\Tomcat 6.0\bin
2010-4-21 8:55:42 org.apache.coyote.http11.Http11Protocol init
信息: Initializing Coyote HTTP/1.1 on http-8080
2010-4-21 8:55:42 org.apache.catalina.startup.Catalina load
信息: Initialization processed in 2612 ms
2010-4-21 8:55:42 org.apache.catalina.core.StandardService start
信息: Starting service Catalina
2010-4-21 8:55:42 org.apache.catalina.core.StandardEngine start
信息: Starting Servlet Engine: Apache Tomcat/6.0.14
2010-4-21 8:55:47 org.apache.catalina.core.ApplicationContext log
信息: default: init
2010-4-21 8:55:47 org.apache.catalina.core.ApplicationContext log
信息: jsp: init
2010-4-21 8:55:49 org.apache.catalina.core.ApplicationContext log
信息: default: init
2010-4-21 8:55:49 org.apache.catalina.core.ApplicationContext log
信息: jsp: init
2010-4-21 8:55:51 org.apache.catalina.core.ApplicationContext log
信息: default: init
2010-4-21 8:55:51 org.apache.catalina.core.ApplicationContext log
信息: jsp: init
2010-4-21 8:55:52 org.apache.catalina.core.ApplicationContext log
信息: default: init
2010-4-21 8:55:52 org.apache.catalina.core.ApplicationContext log
信息: jsp: init
2010-4-21 8:55:53 org.apache.catalina.core.ApplicationContext log
信息: default: init
2010-4-21 8:55:53 org.apache.catalina.core.ApplicationContext log
信息: jsp: init
2010-4-21 8:55:55 org.apache.catalina.loader.WebappClassLoader validateJarFile
信息: validateJarFile(D:\Program Files\Apache Software Foundation\Tomcat 6.0\webapps\testy\WEB-INF\lib\servlet.jar) - jar not loaded. See Servlet Spec 2.3, section 9.7.2. Offending class: javax/servlet/Servlet.class
2010-4-21 8:55:59 org.apache.catalina.core.ApplicationContext log
信息: default: init
2010-4-21 8:55:59 org.apache.catalina.core.ApplicationContext log
信息: action: init
2010-4-21 8:56:02 org.apache.catalina.core.ApplicationContext log
信息: jsp: init
2010-4-21 8:56:02 org.apache.coyote.http11.Http11Protocol start
信息: Starting Coyote HTTP/1.1 on http-8080
2010-4-21 8:56:03 org.apache.jk.common.ChannelSocket init
信息: JK: ajp13 listening on /0.0.0.0:8009
2010-4-21 8:56:03 org.apache.jk.server.JkMain start
信息: Jk running ID=0 time=0/109 config=null
2010-4-21 8:56:03 org.apache.catalina.startup.Catalina start
信息: Server startup in 20730 ms
2010-4-21 9:09:33 org.apache.catalina.core.StandardWrapperValve invoke
严重: Servlet.service() for servlet jsp threw exception
javax.servlet.ServletException: javax.servlet.ServletContext.getResourcePaths(Ljava/lang/String;)Ljava/util/Set;
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:274)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:263)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:584)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
at java.lang.Thread.run(Unknown Source)
2010-4-21 9:24:04 org.apache.catalina.startup.HostConfig checkResources
信息: Reloading context [/testy]
2010-4-21 9:24:05 org.apache.catalina.loader.WebappClassLoader validateJarFile
信息: validateJarFile(D:\Program Files\Apache Software Foundation\Tomcat 6.0\webapps\testy\WEB-INF\lib\servlet.jar) - jar not loaded. See Servlet Spec 2.3, section 9.7.2. Offending class: javax/servlet/Servlet.class
2010-4-21 9:24:09 org.apache.catalina.core.ApplicationContext log
信息: default: init
2010-4-21 9:24:10 org.apache.catalina.core.ApplicationContext log
信息: action: init
2010-4-21 9:24:12 org.apache.catalina.core.ApplicationContext log
信息: jsp: init
[解决办法]
首先这个文件不需要,删除掉.
D:\Program Files\Apache Software Foundation\Tomcat 6.0\webapps\testy\WEB-INF\lib\servlet.jar
[解决办法]
出现这个异常的原因大多是因为引用的对象在引用之前没有赋值。
分析一下你的 SQL语句。
