Mail polling fails to run with org.springframework.dao.InvalidDataAccessApiUsageException: Write operations are not allowed in read-only mode (FlushMode.NEVER): Turn your Session into FlushMode.AUTO or remove 'readOnly' marker from transaction definition

2012-04-30 19:12:00,135 WARN [scheduler_Worker-7] [mail.archive.content.DefaultMailContentManager] storeIncomingMail Could not store mail message Write operations are not allowed in read-only mode (FlushMode.NEVER): Turn your Session into FlushMode.AUTO or remove 'readOnly' marker from transaction definition.
org.springframework.dao.InvalidDataAccessApiUsageException: Write operations are not allowed in read-only mode (FlushMode.NEVER): Turn your Session into FlushMode.AUTO or remove 'readOnly' marker from transaction definition.
	at org.springframework.orm.hibernate.HibernateTemplate.checkWriteOperationAllowed(HibernateTemplate.java:1000)
	at org.springframework.orm.hibernate.HibernateTemplate$12.doInHibernate(HibernateTemplate.java:603)
	at org.springframework.orm.hibernate.HibernateTemplate.execute(HibernateTemplate.java:370)
	at org.springframework.orm.hibernate.HibernateTemplate.saveOrUpdate(HibernateTemplate.java:601)
	at com.atlassian.hibernate.HibernateObjectDao.saveRaw(HibernateObjectDao.java:156)
	at com.atlassian.hibernate.HibernateObjectDao.save(HibernateObjectDao.java:126)
	at com.atlassian.confluence.core.DefaultContentEntityManager.saveContentEntity(DefaultContentEntityManager.java:44)
	at sun.reflect.GeneratedMethodAccessor497.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at com.atlassian.plugin.osgi.hostcomponents.impl.DefaultComponentRegistrar$ContextClassLoaderSettingInvocationHandler.invoke(DefaultComponentRegistrar.java:129)
	at $Proxy251.saveContentEntity(Unknown Source)
	at sun.reflect.GeneratedMethodAccessor497.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at com.atlassian.plugin.osgi.bridge.external.HostComponentFactoryBean$DynamicServiceInvocationHandler.invoke(HostComponentFactoryBean.java:154)
	at $Proxy251.saveContentEntity(Unknown Source)
	at com.atlassian.confluence.mail.archive.content.DefaultMailContentManager.storeIncomingMail(DefaultMailContentManager.java:133)
	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)