Boa noite, sou novo com java estou começando agora.
Alguem sabe como resolver este erro.
log4j:WARN No appenders could be found for logger (org.hibernate.cfg.Environment).
log4j:WARN Please initialize the log4j system properly.
08/02/2012 21:33:51 org.apache.catalina.core.ApplicationContext log
INFO: Marking servlet HibernateTeste as unavailable
08/02/2012 21:33:51 org.apache.catalina.core.StandardContext loadOnStartup
GRAVE: Servlet /SiteWeb threw load() exception
org.hibernate.HibernateException: No CurrentSessionContext configured!
at org.hibernate.impl.SessionFactoryImpl.getCurrentSession(SessionFactoryImpl.java:542)
at br.com.SiteWeb.dao.HibernateDAO.salvar(HibernateDAO.java:22)
at br.com.SiteWeb.Controller.HibernateTeste.<init>(HibernateTeste.java:29)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
at java.lang.reflect.Constructor.newInstance(Unknown Source)
at java.lang.Class.newInstance0(Unknown Source)
at java.lang.Class.newInstance(Unknown Source)
at org.apache.catalina.core.DefaultInstanceManager.newInstance(DefaultInstanceManager.java:125)
at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1136)
at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:1080)
at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:5015)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5302)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1568)
at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1558)
at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source)
at java.util.concurrent.FutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
08/02/2012 21:33:51 org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deploying web application directory C:\Users\HAF922\Documents\apache-tomcat-7.0.25\webapps\docs
08/02/2012 21:33:51 org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deploying web application directory C:\Users\HAF922\Documents\apache-tomcat-7.0.25\webapps\examples
08/02/2012 21:33:51 org.apache.catalina.core.ApplicationContext log
INFO: ContextListener: contextInitialized()
08/02/2012 21:33:51 org.apache.catalina.core.ApplicationContext log
INFO: SessionListener: contextInitialized()
08/02/2012 21:33:51 org.apache.catalina.core.ApplicationContext log
INFO: ContextListener: attributeAdded('org.apache.jasper.compiler.TldLocationsCache', 'org.apache.jasper.compiler.TldLocationsCache@1ab600f')
08/02/2012 21:33:51 org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deploying web application directory C:\Users\HAF922\Documents\apache-tomcat-7.0.25\webapps\host-manager
08/02/2012 21:33:51 org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deploying web application directory C:\Users\HAF922\Documents\apache-tomcat-7.0.25\webapps\manager
08/02/2012 21:33:51 org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deploying web application directory C:\Users\HAF922\Documents\apache-tomcat-7.0.25\webapps\ROOT
08/02/2012 21:33:51 org.apache.coyote.AbstractProtocol start
INFO: Starting ProtocolHandler ["http-bio-8080"]
08/02/2012 21:33:51 org.apache.coyote.AbstractProtocol start
INFO: Starting ProtocolHandler ["ajp-bio-8009"]
08/02/2012 21:33:51 org.apache.catalina.startup.Catalina start
INFO: Server startup in 29992 ms
Quem poder mi ajudar desde ja fico muito grato.