Por curiosidade fui conferir o log da minha aplicação (TOMCAT_HOME/logs). E percebí que uma exception está sendo lançada, porém a minha aplicação continua funcionando corretamente. Deêm uma olhada bloco que está no log:
2003-10-16 07:28:33 WebappLoader[/avaliacao]: Deploying class repositories to work directory C:Arquivos de programasApache GroupTomcat 4.1workStandalonelocalhostavaliacao
2003-10-16 07:28:33 WebappLoader[/avaliacao]: Deploy class files /WEB-INF/classes to c:webappsavaliacaoWEB-INFclasses
2003-10-16 07:28:33 WebappLoader[/avaliacao]: Deploy JAR /WEB-INF/lib/mysql-connector-java-3.0.8-stable-bin.jar to c:webappsavaliacaoWEB-INFlibmysql-connector-java-3.0.8-stable-bin.jar
2003-10-16 07:28:34 WebappLoader[/avaliacao]: Reloading checks are enabled for this Context
2003-10-16 07:28:35 StandardManager[/avaliacao]: Seeding random number generator class java.security.SecureRandom
2003-10-16 07:28:35 StandardManager[/avaliacao]: Seeding of random number generator has been completed
2003-10-16 07:28:35 StandardManager[/avaliacao] IOException while loading persisted sessions: java.io.WriteAbortedException: writing aborted; java.io.NotSerializableException: br.unipar.avaliacao.model.Alternativa
java.io.WriteAbortedException: writing aborted; java.io.NotSerializableException: br.unipar.avaliacao.model.Alternativa
at java.io.ObjectInputStream.readObject0(Unknown Source)
at java.io.ObjectInputStream.readObject(Unknown Source)
at java.util.LinkedList.readObject(Unknown Source)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at java.io.ObjectStreamClass.invokeReadObject(Unknown Source)
at java.io.ObjectInputStream.readSerialData(Unknown Source)
at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)
at java.io.ObjectInputStream.readObject0(Unknown Source)
at java.io.ObjectInputStream.readObject(Unknown Source)
at org.apache.catalina.session.StandardSession.readObject(StandardSession.java:1369)
at org.apache.catalina.session.StandardSession.readObjectData(StandardSession.java:864)
at org.apache.catalina.session.StandardManager.load(StandardManager.java:440)
at org.apache.catalina.session.StandardManager.start(StandardManager.java:655)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:3570)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1188)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:738)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1188)
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:347)
at org.apache.catalina.core.StandardService.start(StandardService.java:497)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:2190)
at org.apache.catalina.startup.CatalinaService.start(CatalinaService.java:273)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.apache.catalina.startup.BootstrapService.start(BootstrapService.java:245)
at org.apache.catalina.startup.BootstrapService.main(BootstrapService.java:307)
Caused by: java.io.NotSerializableException: br.unipar.avaliacao.model.Alternativa
at java.io.ObjectOutputStream.writeObject0(Unknown Source)
at java.io.ObjectOutputStream.writeObject(Unknown Source)
at java.util.LinkedList.writeObject(Unknown Source)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at java.io.ObjectStreamClass.invokeWriteObject(Unknown Source)
at java.io.ObjectOutputStream.writeSerialData(Unknown Source)
at java.io.ObjectOutputStream.writeOrdinaryObject(Unknown Source)
at java.io.ObjectOutputStream.writeObject0(Unknown Source)
at java.io.ObjectOutputStream.writeObject(Unknown Source)
at org.apache.catalina.session.StandardSession.writeObject(StandardSession.java:1439)
at org.apache.catalina.session.StandardSession.writeObjectData(StandardSession.java:881)
at org.apache.catalina.session.StandardManager.unload(StandardManager.java:536)
at org.apache.catalina.session.StandardManager.stop(StandardManager.java:691)
at org.apache.catalina.core.StandardContext.stop(StandardContext.java:3665)
at org.apache.catalina.core.ContainerBase.removeChild(ContainerBase.java:1036)
at org.apache.catalina.core.StandardHostDeployer.remove(StandardHostDeployer.java:470)
at org.apache.catalina.core.StandardHost.remove(StandardHost.java:852)
at org.apache.catalina.startup.HostConfig.undeployApps(HostConfig.java:758)
at org.apache.catalina.startup.HostConfig.stop(HostConfig.java:738)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:360)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:166)
at org.apache.catalina.core.ContainerBase.stop(ContainerBase.java:1221)
at org.apache.catalina.core.ContainerBase.stop(ContainerBase.java:1233)
at org.apache.catalina.core.StandardService.stop(StandardService.java:554)
at org.apache.catalina.core.StandardServer.stop(StandardServer.java:2225)
at org.apache.catalina.startup.CatalinaService.stop(CatalinaService.java:295)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.apache.catalina.startup.BootstrapService.stop(BootstrapService.java:260)
at org.apache.catalina.startup.BootstrapService.main(BootstrapService.java:309)
O que pode estar acontecendo?
