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  1. Confluence Data Center
  2. CONFSERVER-26036

Error retrieving message: [Ljava.lang.Object; cannot be cast to com.atlassian.confluence.content.CustomContentEntityObject

      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:

      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)
      

      This also affect IMAPS on Dovecot 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:

      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)
      

          Form Name

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            IMPORTANT: JAC is a Public system and anyone on the internet will be able to view the data in the created JAC tickets. Please don’t include Customer or Sensitive data in the JAC ticket.
            Uploaded image for project: 'Confluence Data Center'
            1. Confluence Data Center
            2. CONFSERVER-26036

            Error retrieving message: [Ljava.lang.Object; cannot be cast to com.atlassian.confluence.content.CustomContentEntityObject

                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:

                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)
                

                This also affect IMAPS on Dovecot 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:

                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)
                

                        Unassigned Unassigned
                        hsuhailah Hanis Suhailah (Inactive)
                        Votes:
                        16 Vote for this issue
                        Watchers:
                        24 Start watching this issue

                          Created:
                          Updated:

                            Unassigned Unassigned
                            hsuhailah Hanis Suhailah (Inactive)
                            Affected customers:
                            16 This affects my team
                            Watchers:
                            24 Start watching this issue

                              Created:
                              Updated: