Backup completes, but with an error (On Tomcat 7)

2012-08-08 02:02:50,614 ERROR [QuartzScheduler_Worker-2] [ScheduledBackupJob] com.atlassian.bamboo.plugin.OsgiServiceProxyFactory
Impl$ServiceTimeoutExceeded: Timeout exceeded waiting for service - com.atlassian.activeobjects.spi.Backup
com.atlassian.bamboo.plugin.OsgiServiceProxyFactoryImpl$ServiceTimeoutExceeded: Timeout exceeded waiting for service - com.atlass
ian.activeobjects.spi.Backup
        at com.atlassian.bamboo.plugin.OsgiServiceProxyFactoryImpl$DynamicServiceInvocationHandler.invoke(OsgiServiceProxyFactory
Impl.java:152)
        at $Proxy687.save(Unknown Source)
        at com.atlassian.bamboo.migration.stream.activeobjects.ActiveObjectsMapper.exportData(ActiveObjectsMapper.java:41)
        at com.atlassian.bamboo.migration.XmlMigrator.exportToStream(XmlMigrator.java:569)
        at com.atlassian.bamboo.migration.XmlMigrator.exportXml(XmlMigrator.java:490)
        at com.atlassian.bamboo.migration.XmlMigrator$$FastClassByCGLIB$$b6578fc7.invoke(<generated>)
        at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:149)
        at org.springframework.aop.framework.Cglib2AopProxy$CglibMethodInvocation.invokeJoinpoint(Cglib2AopProxy.java:694)
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:149)
        at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:106)
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
        at org.springframework.aop.framework.Cglib2AopProxy$DynamicAdvisedInterceptor.intercept(Cglib2AopProxy.java:629)
        at com.atlassian.bamboo.migration.XmlMigrator$$EnhancerByCGLIB$$217e0c32.exportXml(<generated>)
        at com.atlassian.bamboo.migration.ImportExportManagerImpl.bambooExport(ImportExportManagerImpl.java:68)
        at com.atlassian.bamboo.configuration.ScheduledBackupJob.execute(ScheduledBackupJob.java:72)
        at org.quartz.core.JobRunShell.run(JobRunShell.java:202)
        at com.atlassian.bamboo.quartz.SystemAuthorizedThreadPool$1.run(SystemAuthorizedThreadPool.java:38)
        at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:525)