It looks like your missing the slf4j-api.jar. slf4j-log4j12-1.5.6.jar is just the glue to make slf4j use log4j.
Martin 2009/2/12 M Goodell <[email protected]>: > Hello, > > > > I am in the process of evaluating Wicket for an upcoming project and in the > process of writing some proof of concept code. Or trying to anyway. The > problem I am having is that I keep getting the exception: > > > > java.lang.NoClassDefFoundError: org/slf4j/LoggerFactory > > after deploying and attempting to run the application. > > > > According to the Wicket quick start all I need to do is: > > > > "You cannot use Wicket without adding an SLF4J logging implementation to > your classpath. Most people use log4j. If you do, just include > slf4j-log4j12.jar on your classpath to get Wicket to use log4j too. If you > want to use commons-logging or JDK14 logging or something else, please see > the SLF4J site for more information." > > > > The following jars are on my classpath: > > > > - log4j-1.2.15.jar > > - slf4j-log4j12-1.5.6.jar > > - wicket-1.3.5.jar > > - wicket-auth-roles-1.3.5.jar > > - wicket-datetime-1.3.5.jar > > - wicket-extensions-1.3.5.jar > > - wicket-guice-1.3.5.jar > > - wicket-ioc-1.3.5.jar > > - wicket-jmx-1.3.5.jar > > - wicket-objectsizeof-agent-1.3.5.jar > > - wicket-spring-1.3.5.jar > > - wicket-spring-annot-1.3.5.jar > > > > Bear in mind that this is a NetBeans 6.5 project using apache-tomcat-5.5.23 > and JDK 5 > > > > Am I missing jar a jar file(s) here that is not mentioned in the docs? > > > > I have tried to find the correct jar from the SLF4J distro but still no > luck. > > > > Any suggestions are welcome!!! > > > > Thank you! > > > > M. Goodell > > > > NetBeans stack trace: > > > > SEVERE: Exception starting filter WicketApplication > > java.lang.NoClassDefFoundError: org/slf4j/LoggerFactory > > at > org.apache.wicket.protocol.http.WicketFilter.<clinit>(WicketFilter.java:76) > > at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native > Method) > > at > sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAcces > sorImpl.java:39) > > at > sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstruc > torAccessorImpl.java:27) > > at java.lang.reflect.Constructor.newInstance(Constructor.java:494) > > at java.lang.Class.newInstance0(Class.java:350) > > at java.lang.Class.newInstance(Class.java:303) > > at > org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilter > Config.java:208) > > at > org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFil > terConfig.java:302) > > at > org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterCon > fig.java:78) > > at > org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:36 > 35) > > at > org.apache.catalina.core.StandardContext.start(StandardContext.java:4222) > > at > org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:7 > 60) > > at > org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:740) > > at > org.apache.catalina.core.StandardHost.addChild(StandardHost.java:544) > > at > org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:626) > > at > org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:511) > > at > org.apache.catalina.startup.HostConfig.check(HostConfig.java:1220) > > 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.commons.modeler.BaseModelMBean.invoke(BaseModelMBean.java:457) > > at > com.sun.jmx.mbeanserver.DynamicMetaDataImpl.invoke(DynamicMetaDataImpl.java: > 213) > > at > com.sun.jmx.mbeanserver.MetaDataImpl.invoke(MetaDataImpl.java:220) > > at > com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanSer > verInterceptor.java:815) > > at > com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:784) > > at > org.apache.catalina.manager.ManagerServlet.check(ManagerServlet.java:1397) > > at > org.apache.catalina.manager.ManagerServlet.deploy(ManagerServlet.java:815) > > at > org.apache.catalina.manager.ManagerServlet.doGet(ManagerServlet.java:344) > > at javax.servlet.http.HttpServlet.service(HttpServlet.java:690) > > at javax.servlet.http.HttpServlet.service(HttpServlet.java:803) > > at > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Application > FilterChain.java:269) > > at > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterCh > ain.java:188) > > at > org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.ja > va:210) > > at > org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.ja > va:174) > > at > org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase > .java:525) > > at > org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127 > ) > > at > org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117 > ) > > at > org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java > :108) > > at > org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:151) > > at > org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:870) > > at > org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processC > onnection(Http11BaseProtocol.java:665) > > at > org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.jav > a:528) > > at > org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWo > rkerThread.java:81) > > at > org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.jav > a:685) > > at java.lang.Thread.run(Thread.java:595) > > --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
