MailCleanerJob invokes bandana cache update outside a transaction

2008-06-09 09:30:00,012 WARN [DefaultQuartzScheduler_Worker-5] [atlassian.confluence.cache.TransactionalCacheFactory] before Transactional cache update outside transaction
java.lang.Exception
at com.atlassian.confluence.cache.WarnBeforeMethodAdvice.before(WarnBeforeMethodAdvice.java:29)
at org.springframework.aop.framework.adapter.MethodBeforeAdviceInterceptor.invoke(MethodBeforeAdviceInterceptor.java:49)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:166)
at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)
at $Proxy96.put(Unknown Source)
at com.atlassian.confluence.setup.bandana.ConfluenceCachingBandanaPersister.store(ConfluenceCachingBandanaPersister.java:88)
at com.atlassian.bandana.DefaultBandanaManager.setValue(DefaultBandanaManager.java:74)
at com.psa.confluence.plugins.MailCleanerJob.doExecute(MailCleanerJob.java:106)
at com.atlassian.quartz.jobs.AbstractJob.executeInternal(AbstractJob.java:87)
at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:86)
at org.quartz.core.JobRunShell.run(JobRunShell.java:203)
at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:520)