Não consigo entender o log de erro

Estava criando as classes até que foi levantar o TomCat e gerou esse erro que não consigo entender.

alguém pode me ajudar?

Ago 17, 2014 3:19:42 PM org.apache.catalina.core.AprLifecycleListener init
INFORMAÇÕES: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: /usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib
Ago 17, 2014 3:19:42 PM org.apache.tomcat.util.digester.SetPropertiesRule begin
ADVERTÊNCIA: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property 'source' to 'org.eclipse.jst.jee.server:Financeiro' did not find a matching property.
Ago 17, 2014 3:19:42 PM org.apache.coyote.AbstractProtocol init
INFORMAÇÕES: Initializing ProtocolHandler ["http-bio-8080"]
Ago 17, 2014 3:19:42 PM org.apache.coyote.AbstractProtocol init
INFORMAÇÕES: Initializing ProtocolHandler ["ajp-bio-8009"]
Ago 17, 2014 3:19:42 PM org.apache.catalina.startup.Catalina load
INFORMAÇÕES: Initialization processed in 610 ms
Ago 17, 2014 3:19:42 PM org.apache.catalina.core.StandardService startInternal
INFORMAÇÕES: Starting service Catalina
Ago 17, 2014 3:19:42 PM org.apache.catalina.core.StandardEngine startInternal
INFORMAÇÕES: Starting Servlet Engine: Apache Tomcat/7.0.55
Ago 17, 2014 3:19:44 PM org.jboss.weld.bootstrap.WeldBootstrap <clinit>
INFORMAÇÕES: WELD-000900 2.0.4 (Final)
Ago 17, 2014 3:19:44 PM org.jboss.weld.bootstrap.WeldBootstrap startContainer
INFORMAÇÕES: WELD-000101 Transactional services not available. Injection of @Inject UserTransaction not available. Transactional observers will be invoked synchronously.
Ago 17, 2014 3:19:45 PM org.apache.catalina.core.StandardContext listenerStart
GRAVE: Exception sending context initialized event to listener instance of class org.jboss.weld.environment.servlet.Listener
org.jboss.weld.exceptions.DeploymentException: WELD-000123 Error loading Error loading class com.algaworks.financeiro.util.TransactionInterceptor; location: <class>com.algaworks.financeiro.util.TransactionInterceptor</class> in file:/root/workspace/.metadata/.plugins/org.eclipse.wst.server.core/tmp0/wtpwebapps/Financeiro/WEB-INF/classes/META-INF/beans.xml@9 defined in java.lang.ClassNotFoundException: com.algaworks.financeiro.util.TransactionInterceptor
    at org.jboss.weld.bootstrap.enablement.GlobalEnablementBuilder$ClassLoader.apply(GlobalEnablementBuilder.java:269)
    at org.jboss.weld.bootstrap.enablement.GlobalEnablementBuilder$ClassLoader.apply(GlobalEnablementBuilder.java:255)
    at com.google.common.collect.Lists$TransformingRandomAccessList.get(Lists.java:495)
    at java.util.AbstractList$Itr.next(AbstractList.java:358)
    at com.google.common.collect.ImmutableCollection$Builder.addAll(ImmutableCollection.java:342)
    at com.google.common.collect.ImmutableList$Builder.addAll(ImmutableList.java:692)
    at org.jboss.weld.bootstrap.enablement.GlobalEnablementBuilder.createModuleEnablement(GlobalEnablementBuilder.java:227)
    at org.jboss.weld.bootstrap.BeanDeployment.createEnabled(BeanDeployment.java:221)
    at org.jboss.weld.bootstrap.WeldBootstrap.startInitialization(WeldBootstrap.java:488)
    at org.jboss.weld.environment.servlet.Listener.contextInitialized(Listener.java:141)
    at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4992)
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5490)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1575)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1565)
    at java.util.concurrent.FutureTask.run(FutureTask.java:262)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
    at java.lang.Thread.run(Thread.java:745)

Ago 17, 2014 3:19:45 PM com.sun.faces.config.ConfigureListener contextInitialized
INFORMAÇÕES: Inicializando Mojarra 2.2.2 ( 20130809-1625 https://svn.java.net/svn/mojarra~svn/tags/2.2.2@12376) para o contexto '/Financeiro'
Ago 17, 2014 3:19:45 PM com.sun.faces.spi.InjectionProviderFactory createInstance
INFORMAÇÕES: JSF1048: Anotações PostConstruct/PreDestroy presentes.  Os métodos ManagedBeans marcados com essas anotações informarão as anotações processadas.
Ago 17, 2014 3:19:45 PM org.hibernate.validator.internal.util.Version <clinit>
INFO: HV000001: Hibernate Validator 5.0.1.Final
Ago 17, 2014 3:19:46 PM com.sun.faces.config.ConfigureListener$WebConfigResourceMonitor$Monitor <init>
INFORMAÇÕES: Monitoring jndi:/localhost/Financeiro/WEB-INF/faces-config.xml for modifications
Ago 17, 2014 3:19:46 PM org.apache.catalina.core.StandardContext startInternal
GRAVE: Error listenerStart
Ago 17, 2014 3:19:46 PM org.apache.catalina.core.StandardContext startInternal
GRAVE: Context [/Financeiro] startup failed due to previous errors
Ago 17, 2014 3:19:46 PM org.apache.catalina.core.StandardContext listenerStop
GRAVE: Exception sending context destroyed event to listener instance of class org.jboss.weld.environment.servlet.Listener
java.lang.NullPointerException
    at org.jboss.weld.servlet.WeldInitialListener.contextDestroyed(WeldInitialListener.java:76)
    at org.jboss.weld.servlet.api.helpers.ForwardingServletListener.contextDestroyed(ForwardingServletListener.java:30)
    at org.jboss.weld.environment.servlet.Listener.contextDestroyed(Listener.java:86)
    at org.apache.catalina.core.StandardContext.listenerStop(StandardContext.java:5033)
    at org.apache.catalina.core.StandardContext.stopInternal(StandardContext.java:5685)
    at org.apache.catalina.util.LifecycleBase.stop(LifecycleBase.java:232)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:160)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1575)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1565)
    at java.util.concurrent.FutureTask.run(FutureTask.java:262)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
    at java.lang.Thread.run(Thread.java:745)

Ago 17, 2014 3:19:46 PM org.apache.coyote.AbstractProtocol start
INFORMAÇÕES: Starting ProtocolHandler ["http-bio-8080"]
Ago 17, 2014 3:19:46 PM org.apache.coyote.AbstractProtocol start
INFORMAÇÕES: Starting ProtocolHandler ["ajp-bio-8009"]
Ago 17, 2014 3:19:46 PM org.apache.catalina.startup.Catalina start
INFORMAÇÕES: Server startup in 3666 ms