2015-07-27 13:50:19,139 INFO  info.magnolia.module.scheduler.CommandJob         : Starting job [UI Action triggered execution of [default:markAsDeleted] by user [superuser]. (3)]...
2015-07-27 13:50:19,257 INFO  info.magnolia.module.scheduler.CommandJob         : Job executed successfully [UI Action triggered execution of [default:markAsDeleted] by user [superuser]. (3)]
2015-07-27 13:50:22,145 INFO  info.magnolia.module.scheduler.CommandJob         : Starting job [UI Action triggered execution of [default:restorePreviousVersion] by user [superuser]. (4)]...
2015-07-27 13:50:22,198 ERROR info.magnolia.module.scheduler.CommandJob         : Cannot execute command restorePreviousVersion-default.
javax.jcr.UnsupportedRepositoryOperationException: Unable to perform a versioning operation on a non versionable node: /magnolia-logo-print/description_files
	at org.apache.jackrabbit.core.version.VersionManagerImplBase.checkVersionable(VersionManagerImplBase.java:293)
	at org.apache.jackrabbit.core.version.VersionManagerImplBase.getVersionHistory(VersionManagerImplBase.java:354)
	at org.apache.jackrabbit.core.VersionManagerImpl.access$700(VersionManagerImpl.java:73)
	at org.apache.jackrabbit.core.VersionManagerImpl$4.perform(VersionManagerImpl.java:184)
	at org.apache.jackrabbit.core.VersionManagerImpl$4.perform(VersionManagerImpl.java:180)
	at org.apache.jackrabbit.core.session.SessionState.perform(SessionState.java:216)
	at org.apache.jackrabbit.core.VersionManagerImpl.perform(VersionManagerImpl.java:96)
	at org.apache.jackrabbit.core.VersionManagerImpl.getVersionHistory(VersionManagerImpl.java:180)
	at org.apache.jackrabbit.core.NodeImpl.getVersionHistory(NodeImpl.java:2997)
	at info.magnolia.jcr.wrapper.DelegateNodeWrapper.getVersionHistory(DelegateNodeWrapper.java:267)
	at info.magnolia.jcr.wrapper.DelegateNodeWrapper.getVersionHistory(DelegateNodeWrapper.java:267)
	at info.magnolia.cms.core.version.BaseVersionManager.getAllVersions(BaseVersionManager.java:367)
	at info.magnolia.commands.impl.RestorePreviousVersionCommand.getPreviousVersion(RestorePreviousVersionCommand.java:141)
	at info.magnolia.commands.impl.RestorePreviousVersionCommand.restoreAllChildren(RestorePreviousVersionCommand.java:127)
	at info.magnolia.commands.impl.RestorePreviousVersionCommand.restore(RestorePreviousVersionCommand.java:100)
	at info.magnolia.commands.impl.RestorePreviousVersionCommand.execute(RestorePreviousVersionCommand.java:74)
	at info.magnolia.commands.MgnlCommand.executeSynchronized(MgnlCommand.java:81)
	at info.magnolia.commands.MgnlCommand.execute(MgnlCommand.java:70)
	at info.magnolia.module.scheduler.CommandJob.execute(CommandJob.java:135)
	at org.quartz.core.JobRunShell.run(JobRunShell.java:223)
	at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:549)