java.lang.ClassCastException

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  • After an upgrade to Confluence 4.2.3, Confluence failed to fetch mails if mail-user in Lotus Notes Domino is forbidden from deleting mails from the database. However, customer mentioned that it used to work before with the same setting in Confluence 4.1.7. Has there been any changes in the code? Sample stack trace for POP3 of Lotus Notes Domino mail server: {code} ERROR [scheduler_Worker-3] [confluence.mail.archive.DefaultMailAccountManager] poll Error retrieving mail from POP3 account [telekom-eas@www.seitenbau.net:110] for space TCOMEAS: [Ljava.lang.Object; cannot be cast to com.atlassian.confluence.content.CustomContentEntityObject java.lang.ClassCastException: [Ljava.lang.Object; cannot be cast to com.atlassian.confluence.content.CustomContentEntityObject at com.atlassian.confluence.mail.archive.content.DefaultMailContentManager.getMailItemFromSpace(DefaultMailContentManager.java:217) at com.atlassian.confluence.mail.archive.content.DefaultMailContentManager.storeIncomingMail(DefaultMailContentManager.java:102) at com.atlassian.confluence.mail.archive.DefaultMailAccountManager.retrieveMessages(DefaultMailAccountManager.java:183) at com.atlassian.confluence.mail.archive.DefaultMailAccountManager.poll(DefaultMailAccountManager.java:128) at com.atlassian.confluence.mail.archive.DefaultMailAccountManager.poll(DefaultMailAccountManager.java:84) at com.atlassian.confluence.mail.archive.DefaultMailAccountManager.pollAllSpaces(DefaultMailAccountManager.java:284) at com.atlassian.confluence.mail.archive.jobs.MailPollJob$1.doInTransaction(MailPollJob.java:35) at com.atlassian.confluence.mail.archive.jobs.MailPollJob$1.doInTransaction(MailPollJob.java:31) at com.atlassian.sal.core.transaction.HostContextTransactionTemplate$1.doInTransaction(HostContextTransactionTemplate.java:25) at com.atlassian.sal.spring.component.SpringHostContextAccessor$1.doInTransaction(SpringHostContextAccessor.java:88) at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:128) at com.atlassian.sal.spring.component.SpringHostContextAccessor.doInTransaction(SpringHostContextAccessor.java:82) at sun.reflect.GeneratedMethodAccessor97.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.atlassian.plugin.osgi.hostcomponents.impl.DefaultComponentRegistrar$ContextClassLoaderSettingInvocationHandler.invoke(DefaultComponentRegistrar.java:129) at $Proxy249.doInTransaction(Unknown Source) at sun.reflect.GeneratedMethodAccessor97.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.atlassian.plugin.osgi.bridge.external.HostComponentFactoryBean$DynamicServiceInvocationHandler.invoke(HostComponentFactoryBean.java:154) at $Proxy249.doInTransaction(Unknown Source) at com.atlassian.sal.core.transaction.HostContextTransactionTemplate.execute(HostContextTransactionTemplate.java:21) at sun.reflect.GeneratedMethodAccessor176.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:307) at org.springframework.osgi.service.importer.support.internal.aop.ServiceInvoker.doInvoke(ServiceInvoker.java:58) at org.springframework.osgi.service.importer.support.internal.aop.ServiceInvoker.invoke(ServiceInvoker.java:62) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171) at org.springframework.aop.support.DelegatingIntroductionInterceptor.doProceed(DelegatingIntroductionInterceptor.java:131) at org.springframework.aop.support.DelegatingIntroductionInterceptor.invoke(DelegatingIntroductionInterceptor.java:119) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171) at org.springframework.osgi.service.util.internal.aop.ServiceTCCLInterceptor.invokeUnprivileged(ServiceTCCLInterceptor.java:56) at org.springframework.osgi.service.util.internal.aop.ServiceTCCLInterceptor.invoke(ServiceTCCLInterceptor.java:39) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171) at org.springframework.osgi.service.importer.support.LocalBundleContextAdvice.invoke(LocalBundleContextAdvice.java:59) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171) at org.springframework.aop.support.DelegatingIntroductionInterceptor.doProceed(DelegatingIntroductionInterceptor.java:131) at org.springframework.aop.support.DelegatingIntroductionInterceptor.invoke(DelegatingIntroductionInterceptor.java:119) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171) at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204) at $Proxy383.execute(Unknown Source) at com.atlassian.confluence.mail.archive.jobs.MailPollJob.doExecute(MailPollJob.java:31) at com.atlassian.quartz.jobs.AbstractJob.executeInternal(AbstractJob.java:86) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:86) at org.quartz.core.JobRunShell.run(JobRunShell.java:199) at com.atlassian.confluence.schedule.quartz.ConfluenceQuartzThreadPool$1.run(ConfluenceQuartzThreadPool.java:20) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:549) {code} This also affect IMAPS on [Dovecot|http://dovecot.org/] mail server with full permission of the mail-user (able to delete message). Sample stack trace from IMAPS of Dovecot mail server - different at {{com.atlassian.confluence.mail.archive.DefaultMailAccountManager.retrieveMessages}}: {code} 2012-08-02 09:12:00,047 DEBUG [scheduler_Worker-1] [confluence.mail.archive.DefaultMailAccountManager] retrieveMessages There are 350 messages in the INBOX for Pop Account: mailplugin 2012-08-02 09:12:00,059 ERROR [scheduler_Worker-1] [confluence.mail.archive.DefaultMailAccountManager] poll Error retrieving mail from IMAPS account [mailplugin@foo.bar.com:993] for space MA: [Ljava.lang.Object; cannot be cast to com.atlassian.confluence.content.CustomContentEntityObject java.lang.ClassCastException: [Ljava.lang.Object; cannot be cast to com.atlassian.confluence.content.CustomContentEntityObject at com.atlassian.confluence.mail.archive.content.DefaultMailContentManager.getMailItemFromSpace(DefaultMailContentManager.java:217) at com.atlassian.confluence.mail.archive.content.DefaultMailContentManager.storeIncomingMail(DefaultMailContentManager.java:102) at com.atlassian.confluence.mail.archive.DefaultMailAccountManager.retrieveMessages(DefaultMailAccountManager.java:172) at com.atlassian.confluence.mail.archive.DefaultMailAccountManager.poll(DefaultMailAccountManager.java:117) at com.atlassian.confluence.mail.archive.DefaultMailAccountManager.poll(DefaultMailAccountManager.java:81) at com.atlassian.confluence.mail.archive.DefaultMailAccountManager.pollAllSpaces(DefaultMailAccountManager.java:273) at com.atlassian.confluence.mail.archive.jobs.MailPollJob.doExecute(MailPollJob.java:29) at com.atlassian.quartz.jobs.AbstractJob.executeInternal(AbstractJob.java:86) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:86) at org.quartz.core.JobRunShell.run(JobRunShell.java:199) at com.atlassian.confluence.schedule.quartz.ConfluenceQuartzThreadPool$1.run(ConfluenceQuartzThreadPool.java:20) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:549) {code}
    via by Hanis Suhailah,
  • After an upgrade to Confluence 4.2.3, Confluence failed to fetch mails if mail-user in Lotus Notes Domino is forbidden from deleting mails from the database. However, customer mentioned that it used to work before with the same setting in Confluence 4.1.7. Has there been any changes in the code? Sample stack trace for POP3 of Lotus Notes Domino mail server: {code} ERROR [scheduler_Worker-3] [confluence.mail.archive.DefaultMailAccountManager] poll Error retrieving mail from POP3 account [telekom-eas@www.seitenbau.net:110] for space TCOMEAS: [Ljava.lang.Object; cannot be cast to com.atlassian.confluence.content.CustomContentEntityObject java.lang.ClassCastException: [Ljava.lang.Object; cannot be cast to com.atlassian.confluence.content.CustomContentEntityObject at com.atlassian.confluence.mail.archive.content.DefaultMailContentManager.getMailItemFromSpace(DefaultMailContentManager.java:217) at com.atlassian.confluence.mail.archive.content.DefaultMailContentManager.storeIncomingMail(DefaultMailContentManager.java:102) at com.atlassian.confluence.mail.archive.DefaultMailAccountManager.retrieveMessages(DefaultMailAccountManager.java:183) at com.atlassian.confluence.mail.archive.DefaultMailAccountManager.poll(DefaultMailAccountManager.java:128) at com.atlassian.confluence.mail.archive.DefaultMailAccountManager.poll(DefaultMailAccountManager.java:84) at com.atlassian.confluence.mail.archive.DefaultMailAccountManager.pollAllSpaces(DefaultMailAccountManager.java:284) at com.atlassian.confluence.mail.archive.jobs.MailPollJob$1.doInTransaction(MailPollJob.java:35) at com.atlassian.confluence.mail.archive.jobs.MailPollJob$1.doInTransaction(MailPollJob.java:31) at com.atlassian.sal.core.transaction.HostContextTransactionTemplate$1.doInTransaction(HostContextTransactionTemplate.java:25) at com.atlassian.sal.spring.component.SpringHostContextAccessor$1.doInTransaction(SpringHostContextAccessor.java:88) at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:128) at com.atlassian.sal.spring.component.SpringHostContextAccessor.doInTransaction(SpringHostContextAccessor.java:82) at sun.reflect.GeneratedMethodAccessor97.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.atlassian.plugin.osgi.hostcomponents.impl.DefaultComponentRegistrar$ContextClassLoaderSettingInvocationHandler.invoke(DefaultComponentRegistrar.java:129) at $Proxy249.doInTransaction(Unknown Source) at sun.reflect.GeneratedMethodAccessor97.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.atlassian.plugin.osgi.bridge.external.HostComponentFactoryBean$DynamicServiceInvocationHandler.invoke(HostComponentFactoryBean.java:154) at $Proxy249.doInTransaction(Unknown Source) at com.atlassian.sal.core.transaction.HostContextTransactionTemplate.execute(HostContextTransactionTemplate.java:21) at sun.reflect.GeneratedMethodAccessor176.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:307) at org.springframework.osgi.service.importer.support.internal.aop.ServiceInvoker.doInvoke(ServiceInvoker.java:58) at org.springframework.osgi.service.importer.support.internal.aop.ServiceInvoker.invoke(ServiceInvoker.java:62) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171) at org.springframework.aop.support.DelegatingIntroductionInterceptor.doProceed(DelegatingIntroductionInterceptor.java:131) at org.springframework.aop.support.DelegatingIntroductionInterceptor.invoke(DelegatingIntroductionInterceptor.java:119) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171) at org.springframework.osgi.service.util.internal.aop.ServiceTCCLInterceptor.invokeUnprivileged(ServiceTCCLInterceptor.java:56) at org.springframework.osgi.service.util.internal.aop.ServiceTCCLInterceptor.invoke(ServiceTCCLInterceptor.java:39) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171) at org.springframework.osgi.service.importer.support.LocalBundleContextAdvice.invoke(LocalBundleContextAdvice.java:59) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171) at org.springframework.aop.support.DelegatingIntroductionInterceptor.doProceed(DelegatingIntroductionInterceptor.java:131) at org.springframework.aop.support.DelegatingIntroductionInterceptor.invoke(DelegatingIntroductionInterceptor.java:119) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171) at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204) at $Proxy383.execute(Unknown Source) at com.atlassian.confluence.mail.archive.jobs.MailPollJob.doExecute(MailPollJob.java:31) at com.atlassian.quartz.jobs.AbstractJob.executeInternal(AbstractJob.java:86) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:86) at org.quartz.core.JobRunShell.run(JobRunShell.java:199) at com.atlassian.confluence.schedule.quartz.ConfluenceQuartzThreadPool$1.run(ConfluenceQuartzThreadPool.java:20) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:549) {code} This also affect IMAPS on [Dovecot|http://dovecot.org/] mail server with full permission of the mail-user (able to delete message). Sample stack trace from IMAPS of Dovecot mail server - different at {{com.atlassian.confluence.mail.archive.DefaultMailAccountManager.retrieveMessages}}: {code} 2012-08-02 09:12:00,047 DEBUG [scheduler_Worker-1] [confluence.mail.archive.DefaultMailAccountManager] retrieveMessages There are 350 messages in the INBOX for Pop Account: mailplugin 2012-08-02 09:12:00,059 ERROR [scheduler_Worker-1] [confluence.mail.archive.DefaultMailAccountManager] poll Error retrieving mail from IMAPS account [mailplugin@foo.bar.com:993] for space MA: [Ljava.lang.Object; cannot be cast to com.atlassian.confluence.content.CustomContentEntityObject java.lang.ClassCastException: [Ljava.lang.Object; cannot be cast to com.atlassian.confluence.content.CustomContentEntityObject at com.atlassian.confluence.mail.archive.content.DefaultMailContentManager.getMailItemFromSpace(DefaultMailContentManager.java:217) at com.atlassian.confluence.mail.archive.content.DefaultMailContentManager.storeIncomingMail(DefaultMailContentManager.java:102) at com.atlassian.confluence.mail.archive.DefaultMailAccountManager.retrieveMessages(DefaultMailAccountManager.java:172) at com.atlassian.confluence.mail.archive.DefaultMailAccountManager.poll(DefaultMailAccountManager.java:117) at com.atlassian.confluence.mail.archive.DefaultMailAccountManager.poll(DefaultMailAccountManager.java:81) at com.atlassian.confluence.mail.archive.DefaultMailAccountManager.pollAllSpaces(DefaultMailAccountManager.java:273) at com.atlassian.confluence.mail.archive.jobs.MailPollJob.doExecute(MailPollJob.java:29) at com.atlassian.quartz.jobs.AbstractJob.executeInternal(AbstractJob.java:86) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:86) at org.quartz.core.JobRunShell.run(JobRunShell.java:199) at com.atlassian.confluence.schedule.quartz.ConfluenceQuartzThreadPool$1.run(ConfluenceQuartzThreadPool.java:20) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:549) {code}
    via by Hanis Suhailah,
    • java.lang.ClassCastException: [Ljava.lang.Object; cannot be cast to com.atlassian.confluence.content.CustomContentEntityObject at com.atlassian.confluence.mail.archive.content.DefaultMailContentManager.getMailItemFromSpace(DefaultMailContentManager.java:217) at com.atlassian.confluence.mail.archive.content.DefaultMailContentManager.storeIncomingMail(DefaultMailContentManager.java:102) at com.atlassian.confluence.mail.archive.DefaultMailAccountManager.retrieveMessages(DefaultMailAccountManager.java:172) at com.atlassian.confluence.mail.archive.DefaultMailAccountManager.poll(DefaultMailAccountManager.java:117) at com.atlassian.confluence.mail.archive.DefaultMailAccountManager.poll(DefaultMailAccountManager.java:81) at com.atlassian.confluence.mail.archive.DefaultMailAccountManager.pollAllSpaces(DefaultMailAccountManager.java:273) at com.atlassian.confluence.mail.archive.jobs.MailPollJob.doExecute(MailPollJob.java:29) at com.atlassian.quartz.jobs.AbstractJob.executeInternal(AbstractJob.java:86) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:86) at org.quartz.core.JobRunShell.run(JobRunShell.java:199) at com.atlassian.confluence.schedule.quartz.ConfluenceQuartzThreadPool$1.run(ConfluenceQuartzThreadPool.java:20) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:549)
    No Bugmate found.